Technical Service Bulletins (TSBs) for the 2021 Ascent are official communications between Subaru & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    SUSPENSION

    • TSB #05-90-24R

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10252453

      This bulletin announces changes in design to the front strut assemblies which will address cases of rumbling and/or rattling coming from the undercarriage while going over bumps. Read More »

    • TSB #05-90-24

      Date Announced:
      FEB 05, 2024
      NHTSA ID:
      #10251096

      This bulletin addresses rumbling and or rattling coming from the undercarriage while traveling over bumps. Subaru has made a design change to the front strut assemblies to address this issue. Read More »

    • TSB #05-62-18R

      Date Announced:
      MAY 22, 2023
      NHTSA ID:
      #10237291

      This bulletin provides a procedure to address customer concerns of surface rust accumulating in the top center retaining nut area of the front strut mounts. Read More »

    • TSB #5-88-21R

      Date Announced:
      OCT 03, 2022
      NHTSA ID:
      #10225740

      This bulletin announces a design change made to the front stabilizer bushings. Read More »

    • TSB #05-88-21

      Date Announced:
      JUL 05, 2022
      NHTSA ID:
      #10216969

      This bulletin announces a design change made to the front stabilizer bushings. Read More »

    • TSB #05-87-21

      Date Announced:
      AUG 06, 2021
      NHTSA ID:
      #10201031

      This bulletin announces a design change made to the front stabilizer bar bushing clamps. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #06-78-20R

      Date Announced:
      SEP 02, 2021
      NHTSA ID:
      #10201789

      This Bulletin announces availability of new front brake pad kit established to address concerns of a squeaking sound heard when coming to a stop and / or a pulsation (judder) heard and felt during braking. Read More »

    ENGINE (PWS)

    • TSB #14-27-21

      Date Announced:
      FEB 17, 2021
      NHTSA ID:
      #10188183

      This bulletin announces the upcoming issuance to all retailers of an essential tool update kit for the Engine Support Assembly Kit #J-50135-A. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #09-117-24

      Date Announced:
      APR 09, 2024
      NHTSA ID:
      #10253953

      This bulletin announces the availability of new reprogramming files developed to address cases of DTC P0890 (TCM Power Relay Sense Circuit Low) detected by the Engine Control Module (ECM). Read More »

    • TSB #09-106-23R

      Date Announced:
      NOV 27, 2023
      NHTSA ID:
      #10246138

      This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleration caused by cracking in the EPF. Read More »

    • TSB #09-110-23R

      Date Announced:
      NOV 07, 2023
      NHTSA ID:
      #10246083

      This Service Information Bulletin announces diagnostic service procedures to be followed when DTC P0420 (Catalyst System Efficiency Below Threshold Bank 1) is detected by the Engine Control Module (ECM). Read More »

    • TSB #09-110-23

      Date Announced:
      OCT 09, 2023
      NHTSA ID:
      #10244906

      This Service Information Bulletin announces diagnostic service procedures to be followed when DTC P0420 (Catalyst System Efficiency Below Threshold Bank 1) is detected by the Engine Control Module (ECM). Read More »

    • TSB #16-136-22R

      Date Announced:
      SEP 28, 2023
      NHTSA ID:
      #10243402

      This service bulletin provides a repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #15-282-21R

      Date Announced:
      AUG 31, 2023
      NHTSA ID:
      #10241846

      This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature. Read More »

    • TSB #09-106-23R

      Date Announced:
      AUG 24, 2023
      NHTSA ID:
      #10241843

      This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleration caused by crackingin the EPF. Read More »

    • TSB #09-107-23

      Date Announced:
      JUL 18, 2023
      NHTSA ID:
      #10240114

      This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM) reprogramming files to address DTC P2404 (Evap System Leak Detection Pump Sense Circuit Range/Performance) detection. Read More »

    • TSB #09-106-23

      Date Announced:
      JUL 11, 2023
      NHTSA ID:
      #10240108

      This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleration caused by cracking in the EPF. Read More »

    • TSB #02-190-22R

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10238469

      This Service Information Bulletin announces the proper diagnostic procedures regarding oil leakage from the oil level switch area. Read More »

    • TSB #16-136-22R

      Date Announced:
      JUN 13, 2023
      NHTSA ID:
      #10238440

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #15-300-22R

      Date Announced:
      JUN 05, 2023
      NHTSA ID:
      #10238438

      This Service Information Bulletin provides the diagnostic procedure for the STARLINKA? Remote Engine Start (RES). All Gen2 and Gen3 Telematics Equipped Models. Read More »

    • TSB #15-282-21R

      Date Announced:
      MAY 04, 2023
      NHTSA ID:
      #10237241

      This Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature. Read More »

    • TSB #11-204-23

      Date Announced:
      APR 25, 2023
      NHTSA ID:
      #10235307

      This Service Information Bulletin announces a design change made to the Positive Crankcase Ventilation (PCV) hose assembly. Read More »

    • TSB #09-98-22

      Date Announced:
      FEB 20, 2023
      NHTSA ID:
      #10232225

      This bulletin announces the availability of new reprograming files for the Engine Control Module (ECM). Read More »

    • TSB #16-136-22R

      Date Announced:
      JAN 12, 2023
      NHTSA ID:
      #10231293

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #09-74-21R

      Date Announced:
      SEP 27, 2022
      NHTSA ID:
      #10222367

      This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components. Read More »

    • TSB #09-74-21R

      Date Announced:
      AUG 26, 2022
      NHTSA ID:
      #10219496

      This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers). Read More »

    • TSB #09-88-22

      Date Announced:
      JUN 29, 2022
      NHTSA ID:
      #10215432

      This bulletin announces availability of new reprograming files for the Engine Control Module (ECM). Read More »

    • TSB #16-136-22R

      Date Announced:
      APR 26, 2022
      NHTSA ID:
      #10210827

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #02-190-22

      Date Announced:
      MAR 29, 2022
      NHTSA ID:
      #10209937

      This bulletin announces the proper diagnostic procedures regarding oil leakage from the oil level switch area. Read More »

    • TSB #02-188-21

      Date Announced:
      OCT 07, 2021
      NHTSA ID:
      #10202810

      This bulletin announces an additional service procedure for timing chain and / or cam sprocket replacement on FA and FB type engines. Read More »

    • TSB #09-74-21R

      Date Announced:
      SEP 24, 2021
      NHTSA ID:
      #10201810

      This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers). Read More »

    • TSB #07-198-21

      Date Announced:
      AUG 25, 2021
      NHTSA ID:
      #10201057

      This bulletin announces availability of new starter motors and ECM reprogramming files created to address some reports of excessive noise while cranking the engine. Read More »

    • TSB #WRF-21

      Date Announced:
      JUL 28, 2021
      NHTSA ID:
      #10199931

      Subaru of America, Inc. (Subaru) is initiating a voluntary emissions recall for certain 2021 model year Ascent, Legacy, and Outback vehicles equipped with a 2.4L turbo engine, which may have damaged terminals on the engine wire harness. Read More »

    • TSB #Subarunet Announ

      Date Announced:
      JUL 28, 2021
      NHTSA ID:
      #10199963

      "Subaru of America, Inc. (Subaru) is initiating a new voluntary emissions recall for certain 2021 model year Ascent, Legacy, and Outback vehicles equipped with a 2.4L turbo engine. " Read More »

    • TSB #09-74-21R

      Date Announced:
      JUN 28, 2021
      NHTSA ID:
      #10198768

      This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers). Read More »

    • TSB #09-51-08R

      Date Announced:
      JUN 07, 2021
      NHTSA ID:
      #10198749

      This bulletin is to advise of SOAa??s revised catalytic converter recycling program shipping procedure. Read More »

    • TSB #02-187-21

      Date Announced:
      JUN 01, 2021
      NHTSA ID:
      #10198741

      This bulletin outlines changes in the service procedure for engine oil pressure inspection. Read More »

    • TSB #09-74-21R

      Date Announced:
      MAY 21, 2021
      NHTSA ID:
      #10194830

      This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components. Read More »

    • TSB #02-186-21

      Date Announced:
      MAY 18, 2021
      NHTSA ID:
      #10194847

      This bulletin outlines changes in the service procedure for scavenge pump assembly installation. Read More »

    • TSB #11-202-21R

      Date Announced:
      FEB 05, 2021
      NHTSA ID:
      #10188167

      This bulletin announces availability of reprogramming files for the Engine Control Module (ECM). Read More »

    • TSB #11-202-21

      Date Announced:
      FEB 04, 2021
      NHTSA ID:
      #10188162

      This bulletin announces availability of reprogramming files for the ECM. These new files will address DTC P1160 and customer concerns of extended cranking in cold temperatures. Read More »

    • TSB #0214013

      Date Announced:
      APR 25, 2013
      NHTSA ID:
      #10233119

      Oil Filler Cap Gasket Coming Unseated Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:OIL COOLER

    • TSB #Announcements-2

      Date Announced:
      MAR 07, 2014
      NHTSA ID:
      #10232894

      Effective with all 2015 model year cars and forward, the oil change interval is changing to 6,000 miles or 6 months, whichever comes first. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SUMP/TANK:DRAIN PLUG

    • TSB #02-189-22

      Date Announced:
      JAN 02, 2022
      NHTSA ID:
      #10207172

      This Bulletin announces design changes to the engine oil and CVT fluid drain plugs. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE

    • TSB #09-107-23

      Date Announced:
      JUL 18, 2023
      NHTSA ID:
      #10240114

      This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM) reprogramming files to address DTC P2404 (Evap System Leak Detection Pump Sense Circuit Range/Performance) detection. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

    • TSB #11-204-23

      Date Announced:
      APR 25, 2023
      NHTSA ID:
      #10235307

      This Service Information Bulletin announces a design change made to the Positive Crankcase Ventilation (PCV) hose assembly. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

    • TSB #09-110-23

      Date Announced:
      OCT 09, 2023
      NHTSA ID:
      #10244906

      This Service Information Bulletin announces diagnostic service procedures to be followed when DTC P0420 (Catalyst System Efficiency Below Threshold Bank 1) is detected by the Engine Control Module (ECM). Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

    • TSB #09-106-23

      Date Announced:
      JUL 11, 2023
      NHTSA ID:
      #10240108

      This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleration caused by cracking in the EPF. Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #09-74-21R

      Date Announced:
      SEP 24, 2021
      NHTSA ID:
      #10201810

      This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers). Read More »

    • TSB #09-74-21R

      Date Announced:
      AUG 30, 2021
      NHTSA ID:
      #10201059

      This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers). Read More »

    FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

    • TSB #09-74-21R

      Date Announced:
      AUG 30, 2021
      NHTSA ID:
      #10201059

      This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers). Read More »

    POWER TRAIN

    • TSB #09-117-24

      Date Announced:
      APR 09, 2024
      NHTSA ID:
      #10253953

      This bulletin announces the availability of new reprogramming files developed to address cases of DTC P0890 (TCM Power Relay Sense Circuit Low) detected by the Engine Control Module (ECM). Read More »

    • TSB #16-144-23

      Date Announced:
      NOV 08, 2023
      NHTSA ID:
      #10246084

      This bulletin announces the availability new service procedure developed for the diagnosis of the following DTCs detected by the Transmission Control Module (TCM): Read More »

    • TSB #16-140-23

      Date Announced:
      SEP 12, 2023
      NHTSA ID:
      #10243392

      This bulletin announces availability of new reprograming files for the Transmission Control Module (TCM) to address judder a sensation possibly accompanied by a vibration-type sound when accelerating from slow speeds. Read More »

    • TSB #16-141-23R

      Date Announced:
      JUL 11, 2023
      NHTSA ID:
      #10240116

      This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM). Read More »

    • TSB #16-132-20R

      Date Announced:
      JUN 28, 2023
      NHTSA ID:
      #10238456

      This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models ... Read More »

    • TSB #16-136-22R

      Date Announced:
      JUN 13, 2023
      NHTSA ID:
      #10238440

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #16-141-23

      Date Announced:
      MAY 16, 2023
      NHTSA ID:
      #10237278

      This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM). Read More »

    • TSB #16-132-20R

      Date Announced:
      APR 27, 2023
      NHTSA ID:
      #10235289

      This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed. Read More »

    • TSB #16-132-20R

      Date Announced:
      JAN 12, 2023
      NHTSA ID:
      #10231299

      This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models ... Read More »

    • TSB #16-132-20R

      Date Announced:
      NOV 17, 2022
      NHTSA ID:
      #10226904

      This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed. Read More »

    • TSB #Subarunet Announ

      Date Announced:
      NOV 16, 2022
      NHTSA ID:
      #10226855

      This communication announces a new procedure for retailers to follow in the event their WRK-21 videoscope requires service or replacement. Read More »

    • TSB #16-136-22R

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222342

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #16-132-20R

      Date Announced:
      JUL 12, 2022
      NHTSA ID:
      #10216984

      This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed. Read More »

    • TSB #16-139-22

      Date Announced:
      JUL 08, 2022
      NHTSA ID:
      #10216977

      The WRK-21 recall includes TCM reprogramming to prevent CVT chain slip. If, during the recall inspection, a vehicle is confirmed to have already experienced severe enough CVT chain slip, the CVT assembly will be replaced. Read More »

    • TSB #16-136-22R

      Date Announced:
      APR 26, 2022
      NHTSA ID:
      #10210827

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #16-136-22R

      Date Announced:
      MAR 09, 2022
      NHTSA ID:
      #10209914

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #Subarunet Announ

      Date Announced:
      FEB 23, 2022
      NHTSA ID:
      #10208661

      WRK-21 CVT Chain Guide Breakage Recall - Customer communications and rental. Read More »

    • TSB #16-132-20R

      Date Announced:
      FEB 08, 2022
      NHTSA ID:
      #10208688

      This bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions. Read More »

    • TSB #16-136-22R

      Date Announced:
      JAN 21, 2022
      NHTSA ID:
      #10207216

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #16-132-20R

      Date Announced:
      JUL 22, 2021
      NHTSA ID:
      #10199954

      Diagnostic Information for Alleged Chain Slip Condition on TR580 / TR690 Transmissions. Read More »

    • TSB #16-132-20R

      Date Announced:
      FEB 23, 2021
      NHTSA ID:
      #10188160

      This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions. Read More »

    • TSB #16-132-20R

      Date Announced:
      JAN 18, 2021
      NHTSA ID:
      #10186416

      This bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged chain slip condition on the TR580 and TR690 model CVT transmissions. Read More »

    • TSB #16-132-20R

      Date Announced:
      DEC 29, 2020
      NHTSA ID:
      #10185089

      This Service Information Bulletin provides updated diagnostic procedures to follow when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions. Read More »

    • TSB #16-131-20

      Date Announced:
      NOV 09, 2020
      NHTSA ID:
      #10183714

      This Service Information Bulletin provides corrected diagnostics containing a revised flow for certain CVT solenoid related DTCs. Read More »

    POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

    • TSB #16-140-23

      Date Announced:
      APR 26, 2023
      NHTSA ID:
      #10235310

      This bulletin announces availability of new reprograming files for the Transmission Control Module (TCM) to address judder a sensation possibly accompanied by a vibration-type sound when accelerating from slow speeds. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #16-132-20R

      Date Announced:
      JAN 10, 2022
      NHTSA ID:
      #10207174

      This bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

    • TSB #16-140-23

      Date Announced:
      SEP 12, 2023
      NHTSA ID:
      #10243392

      This bulletin announces availability of new reprograming files for the Transmission Control Module (TCM) to address judder a sensation possibly accompanied by a vibration-type sound when accelerating from slow speeds. Read More »

    • TSB #16-141-23R

      Date Announced:
      JUL 11, 2023
      NHTSA ID:
      #10240116

      This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM). Read More »

    • TSB #16-136-22R

      Date Announced:
      JUN 13, 2023
      NHTSA ID:
      #10238440

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #16-140-23

      Date Announced:
      APR 26, 2023
      NHTSA ID:
      #10235310

      This bulletin announces availability of new reprograming files for the Transmission Control Module (TCM) to address judder a sensation possibly accompanied by a vibration-type sound when accelerating from slow speeds. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

    • TSB #16-136-22R

      Date Announced:
      JUN 13, 2023
      NHTSA ID:
      #10238440

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CVT

    • TSB #16-136-22R

      Date Announced:
      JUN 13, 2023
      NHTSA ID:
      #10238440

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    ELECTRICAL SYSTEM

    • TSB #09-117-24

      Date Announced:
      APR 09, 2024
      NHTSA ID:
      #10253953

      This bulletin announces the availability of new reprogramming files developed to address cases of DTC P0890 (TCM Power Relay Sense Circuit Low) detected by the Engine Control Module (ECM). Read More »

    • TSB #7-219-23R

      Date Announced:
      MAR 28, 2024
      NHTSA ID:
      #10252536

      To satisfy current supply demands, a new Subaru alternative replacement battery is now available. Read More »

    • TSB #15-256-19R

      Date Announced:
      MAR 27, 2024
      NHTSA ID:
      #10252542

      This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed. Read More »

    • TSB #15-236-18R

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252541

      This bulletin addresses the reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-219-18R

      Date Announced:
      MAR 19, 2024
      NHTSA ID:
      #10252491

      This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription process. Read More »

    • TSB #18-225-22R

      Date Announced:
      MAR 05, 2024
      NHTSA ID:
      #10252454

      This bulletin provides the diagnostic procedure for Harman Infotainment Systems when DTC B2255 is detected. This update should prevent unnecessary replacement of the head unit or USB cable. Read More »

    • TSB #15-251-19R

      Date Announced:
      JAN 11, 2024
      NHTSA ID:
      #10249606

      This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16. Read More »

    • TSB #15-256-19R

      Date Announced:
      JAN 09, 2024
      NHTSA ID:
      #10249605

      This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed. Read More »

    • TSB #15-236-18R

      Date Announced:
      DEC 08, 2023
      NHTSA ID:
      #10248193

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #18-232-23

      Date Announced:
      NOV 15, 2023
      NHTSA ID:
      #10246109

      This Service Information Bulletin announces the revised break-in procedure for the A/C compressor. Read More »

    • TSB #12-251-23

      Date Announced:
      NOV 09, 2023
      NHTSA ID:
      #10246093

      This bulletin announces the initialization service procedures to be followed when diagnosing and/or repairing Power Rear Gate (PRG) systems. Read More »

    • TSB #16-144-23

      Date Announced:
      NOV 08, 2023
      NHTSA ID:
      #10246084

      This bulletin announces the availability new service procedure developed for the diagnosis of the following DTCs detected by the Transmission Control Module (TCM): Read More »

    • TSB #15-266-20R

      Date Announced:
      OCT 26, 2023
      NHTSA ID:
      #10244903

      This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru. Read More »

    • TSB #12-252-23R

      Date Announced:
      OCT 25, 2023
      NHTSA ID:
      #10244909

      This bulletin announces the availability of new seat ventilation blower units. Read More »

    • TSB #18-225-22R

      Date Announced:
      OCT 12, 2023
      NHTSA ID:
      #10244907

      This Service Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2255 is detected. Read More »

    • TSB #07-219-23R

      Date Announced:
      OCT 06, 2023
      NHTSA ID:
      #10244894

      This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands. Read More »

    • TSB #15-236-18R

      Date Announced:
      OCT 02, 2023
      NHTSA ID:
      #10244889

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3. Read More »

    • TSB #16-140-23

      Date Announced:
      SEP 12, 2023
      NHTSA ID:
      #10243392

      This bulletin announces availability of new reprograming files for the Transmission Control Module (TCM) to address judder a sensation possibly accompanied by a vibration-type sound when accelerating from slow speeds. Read More »

    • TSB #18-231-23

      Date Announced:
      SEP 11, 2023
      NHTSA ID:
      #10243372

      This Bulletin announces additional information regarding error codes 1403- 1407 encountered when attempting an adjustment/calibration of the EyeSightA? system after body repair procedures have been performed. Read More »

    • TSB #15-282-21R

      Date Announced:
      AUG 31, 2023
      NHTSA ID:
      #10241846

      This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature. Read More »

    • TSB #07-219-23R

      Date Announced:
      AUG 10, 2023
      NHTSA ID:
      #10241813

      This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands. Read More »

    • TSB #01-168-09R

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241801

      The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site. Read More »

    • TSB #15-304-22R

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240123

      This Service Information Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns. Read More »

    • TSB #09-107-23

      Date Announced:
      JUL 18, 2023
      NHTSA ID:
      #10240114

      This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM) reprogramming files to address DTC P2404 (Evap System Leak Detection Pump Sense Circuit Range/Performance) detection. Read More »

    • TSB #15-285-21R

      Date Announced:
      JUL 13, 2023
      NHTSA ID:
      #10240113

      This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »

    • TSB #16-141-23R

      Date Announced:
      JUL 11, 2023
      NHTSA ID:
      #10240116

      This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM). Read More »

    • TSB #15-240-19R

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10238470

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns. Read More »

    • TSB #16-132-20R

      Date Announced:
      JUN 28, 2023
      NHTSA ID:
      #10238456

      This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models ... Read More »

    • TSB #15-236-18R

      Date Announced:
      JUN 06, 2023
      NHTSA ID:
      #10238443

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-300-22R

      Date Announced:
      JUN 05, 2023
      NHTSA ID:
      #10238438

      This Service Information Bulletin provides the diagnostic procedure for the STARLINKA? Remote Engine Start (RES). All Gen2 and Gen3 Telematics Equipped Models. Read More »

    • TSB #07-219-23R

      Date Announced:
      MAY 24, 2023
      NHTSA ID:
      #10237282

      This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands. Read More »

    • TSB #15-255-19R

      Date Announced:
      MAY 15, 2023
      NHTSA ID:
      #10237276

      Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units (H/U). Read More »

    • TSB #15-236-18R

      Date Announced:
      MAY 11, 2023
      NHTSA ID:
      #10237273

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-282-21R

      Date Announced:
      MAY 04, 2023
      NHTSA ID:
      #10237241

      This Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature. Read More »

    • TSB #15-256-19R

      Date Announced:
      MAY 02, 2023
      NHTSA ID:
      #10237239

      This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed. Read More »

    • TSB #16-140-23

      Date Announced:
      APR 26, 2023
      NHTSA ID:
      #10235310

      This bulletin announces availability of new reprograming files for the Transmission Control Module (TCM) to address judder a sensation possibly accompanied by a vibration-type sound when accelerating from slow speeds. Read More »

    • TSB #15-266-20R

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10235285

      This Service Information Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru. Read More »

    • TSB #07-219-23R

      Date Announced:
      MAR 27, 2023
      NHTSA ID:
      #10233911

      This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands. Read More »

    • TSB #15-285-21R

      Date Announced:
      MAR 23, 2023
      NHTSA ID:
      #10233907

      This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »

    • TSB #15-240-19R

      Date Announced:
      MAR 15, 2023
      NHTSA ID:
      #10233886

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns. Read More »

    • TSB #15-219-18R

      Date Announced:
      FEB 28, 2023
      NHTSA ID:
      #10232237

      When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully. Read More »

    • TSB #15-242-19R

      Date Announced:
      FEB 28, 2023
      NHTSA ID:
      #10232239

      This Service Information bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics systema??s remote access features. Read More »

    • TSB #09-98-22

      Date Announced:
      FEB 20, 2023
      NHTSA ID:
      #10232225

      This bulletin announces the availability of new reprograming files for the Engine Control Module (ECM). Read More »

    • TSB #WRL-22R

      Date Announced:
      FEB 20, 2023
      NHTSA ID:
      #10232227

      Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2022 model year Ascent vehicles. Read More »

    • TSB #07-219-23

      Date Announced:
      FEB 10, 2023
      NHTSA ID:
      #10232218

      This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands. Read More »

    • TSB #15-236-18R

      Date Announced:
      FEB 07, 2023
      NHTSA ID:
      #10232214

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #WRL-22R

      Date Announced:
      JAN 30, 2023
      NHTSA ID:
      #10231298

      Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2022 model year Ascent vehicles. Read More »

    • TSB #SubaruNet Announ

      Date Announced:
      JAN 24, 2023
      NHTSA ID:
      #10231314

      WRL-22 PTC Heater Ground Bolt left side sill cover removal. Read More »

    • TSB #SubaruNet Announ

      Date Announced:
      JAN 05, 2023
      NHTSA ID:
      #10231280

      UPDATE Safety Recall: WRL-22 PTC Heater Ground Bolt (Owner notification) Read More »

    • TSB #WRL-22

      Date Announced:
      DEC 15, 2022
      NHTSA ID:
      #10228783

      "Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2022 model year Ascent vehicles. (PTC Heater)" Read More »

    • TSB #SubaruNet Announ

      Date Announced:
      DEC 13, 2022
      NHTSA ID:
      #10228784

      Service, Parts, and Claim Instructions For detailed service, parts, and claim instructions, please refer to the WRL-22 Product Campaign Bulletin which is now available on STIS. Read More »

    • TSB #SubaruNet Announ

      Date Announced:
      DEC 09, 2022
      NHTSA ID:
      #10228778

      Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2022 model year Ascent vehicles. (WRL-22) Read More »

    • TSB #15-240-19R

      Date Announced:
      NOV 17, 2022
      NHTSA ID:
      #10226863

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressin customer concerns. Read More »

    • TSB #15-236-18R

      Date Announced:
      NOV 17, 2022
      NHTSA ID:
      #10226867

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-282-21R

      Date Announced:
      NOV 09, 2022
      NHTSA ID:
      #10226841

      This Bulletin provides additional procedures and a detailed flow chart to use when diagnosing customer concerns regarding operation of the STARLINK RES feature. Read More »

    • TSB #07-199-21R

      Date Announced:
      NOV 02, 2022
      NHTSA ID:
      #10226833

      This Bulletin provides additional information for the diagnostic procedures concerning measurement of Dark Current (a.k.a. Standby Current). Read More »

    • TSB #15-251-19R

      Date Announced:
      OCT 18, 2022
      NHTSA ID:
      #10225766

      This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16. Read More »

    • TSB #07-199-21R

      Date Announced:
      OCT 03, 2022
      NHTSA ID:
      #10225733

      This Bulletin provides additional information for the diagnostic procedures concerning measurement of Dark Current (a.k.a. Standby Current). Read More »

    • TSB #07-178-21R

      Date Announced:
      OCT 03, 2022
      NHTSA ID:
      #10225744

      This bulletin is being released as guidance for proper testing and charging of vehicle batteries. Read More »

    • TSB #18-225-22R

      Date Announced:
      SEP 06, 2022
      NHTSA ID:
      #10222338

      This Service Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2255 is detected. Read More »

    • TSB #07-199-21R

      Date Announced:
      AUG 23, 2022
      NHTSA ID:
      #10219499

      This Service Information Bulletin provides additional information for the diagnostic procedures concerning measurement of Dark Current (a.k.a. Standby Current). Read More »

    • TSB #15-302-22

      Date Announced:
      AUG 23, 2022
      NHTSA ID:
      #10219491

      This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »

    • TSB #15-236-18R

      Date Announced:
      AUG 12, 2022
      NHTSA ID:
      #10219477

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-282-21R

      Date Announced:
      AUG 09, 2022
      NHTSA ID:
      #10219474

      This Bulletin provides additional procedures and a detailed flow chart to use when diagnosing customer concerns regarding operation of the STARLINK RES feature. Read More »

    • TSB #12-240-22

      Date Announced:
      AUG 02, 2022
      NHTSA ID:
      #10219471

      This bulletin announces the repair procedures for the left and right-side horns to address DTC B1610 (Front Sub Sensor RH Failure) detected when the horns are operated shortly after engine start up. Read More »

    • TSB #15-298-22

      Date Announced:
      JUL 11, 2022
      NHTSA ID:
      #10216981

      This Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2 Telematics which are enrolled in the Subaru STARLINKA? Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer. Read More »

    • TSB #09-88-22

      Date Announced:
      JUN 29, 2022
      NHTSA ID:
      #10215432

      This bulletin announces availability of new reprograming files for the Engine Control Module (ECM). Read More »

    • TSB #18-225-22

      Date Announced:
      JUN 27, 2022
      NHTSA ID:
      #10215420

      This Service Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2255 is detected. Read More »

    • TSB #15-236-18R

      Date Announced:
      JUN 27, 2022
      NHTSA ID:
      #10215427

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-236-18R

      Date Announced:
      MAY 17, 2022
      NHTSA ID:
      #10213187

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units. Read More »

    • TSB #18-218-22

      Date Announced:
      MAY 09, 2022
      NHTSA ID:
      #10213174

      This bulletin announces the Service Manual correction for the diagnostic trouble tree for DTC B281C. Read More »

    • TSB #02-190-22

      Date Announced:
      MAR 29, 2022
      NHTSA ID:
      #10209937

      This bulletin announces the proper diagnostic procedures regarding oil leakage from the oil level switch area. Read More »

    • TSB #15-192-22R

      Date Announced:
      MAR 18, 2022
      NHTSA ID:
      #10209915

      This bulletin has been developed to outline the steps for gathering basic essential information during diagnosis and repair of the Infotainment concerns. (Applicable to all models with Harman or Denso CP1 Infotainment). Read More »

    • TSB #15-240-19R

      Date Announced:
      MAR 02, 2022
      NHTSA ID:
      #10209913

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns. Read More »

    • TSB #01-175-16

      Date Announced:
      FEB 28, 2022
      NHTSA ID:
      #10208689

      This bulletin provides helpful tips to better utilize the Subaru Select Monitor 4. Read More »

    • TSB #15-255-19R

      Date Announced:
      FEB 22, 2022
      NHTSA ID:
      #10208662

      Map Data Update Procedure for Harman Gen 3.1 Navigation equipped Head Units (H/U). Read More »

    • TSB #15-240-19R

      Date Announced:
      JAN 13, 2022
      NHTSA ID:
      #10207185

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency. Read More »

    • TSB #15-272-20R

      Date Announced:
      JAN 03, 2022
      NHTSA ID:
      #10207168

      This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »

    • TSB #15-251-19R

      Date Announced:
      DEC 29, 2021
      NHTSA ID:
      #10205930

      This bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16. Read More »

    • TSB #15-240-19R

      Date Announced:
      DEC 15, 2021
      NHTSA ID:
      #10205924

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency. Read More »

    • TSB #15-255-19R

      Date Announced:
      DEC 08, 2021
      NHTSA ID:
      #10205915

      Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units. Read More »

    • TSB #15-236-18R

      Date Announced:
      DEC 06, 2021
      NHTSA ID:
      #10205913

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units. Read More »

    • TSB #15-251-19R

      Date Announced:
      OCT 28, 2021
      NHTSA ID:
      #10202841

      This bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16. Read More »

    • TSB #15-287-21

      Date Announced:
      OCT 08, 2021
      NHTSA ID:
      #10202811

      This bulletin announces the availability of diagnostic information regarding accessory remote engine start systems. Read More »

    • TSB #SubaruNet Announ

      Date Announced:
      OCT 01, 2021
      NHTSA ID:
      #10202806

      Effective today (October 1, 2021), the recommended replacement battery for the 19-21 MY Ascent models is changing from the SOA821B200 Flooded Battery to the SOA821B600 Enhanced Flooded Battery (EFB). Read More »

    • TSB #15-195-16R

      Date Announced:
      SEP 22, 2021
      NHTSA ID:
      #10201806

      This bulletin provides important information regarding diagnosis and replacement (when applicable) of the STARLINK Telematics Data Communication Module (DCM) along with a new claim submission requirement. Read More »

    • TSB #15-240-19R

      Date Announced:
      SEP 20, 2021
      NHTSA ID:
      #10201802

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns. Read More »

    • TSB #15-236-18R

      Date Announced:
      SEP 20, 2021
      NHTSA ID:
      #10201804

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units. Read More »

    • TSB #07-199-21R

      Date Announced:
      SEP 08, 2021
      NHTSA ID:
      #10201793

      This bulletin provides additional information for the diagnostic procedures concerning measurement of dark current (a.k.a. standby current). Read More »

    • TSB #07-199-21R

      Date Announced:
      AUG 31, 2021
      NHTSA ID:
      #10201052

      This bulletin provides additional information for the diagnostic procedures concerning measurement of dark current (standby current). Read More »

    • TSB #07-198-21

      Date Announced:
      AUG 25, 2021
      NHTSA ID:
      #10201057

      This bulletin announces availability of new starter motors and ECM reprogramming files created to address some reports of excessive noise while cranking the engine. Read More »

    • TSB #07-199-21

      Date Announced:
      JUL 30, 2021
      NHTSA ID:
      #10199935

      This bulletin provides additional information for the diagnostic procedures concerning measurement of Dark Current (a.k.a. Standby Current). Read More »

    • TSB #15-236-18R

      Date Announced:
      JUL 28, 2021
      NHTSA ID:
      #10199966

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units. Read More »

    • TSB #01-167-08R

      Date Announced:
      JUN 17, 2021
      NHTSA ID:
      #10198758

      This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models Read More »

    • TSB #15-236-18R

      Date Announced:
      JUN 08, 2021
      NHTSA ID:
      #10198774

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #07-195-21

      Date Announced:
      JUN 07, 2021
      NHTSA ID:
      #10198744

      This bulletin outlines changes in the service procedure for replacement of the Power Rear Gate control module. Read More »

    • TSB #05-85-21R

      Date Announced:
      APR 27, 2021
      NHTSA ID:
      #10191664

      This bulletin announces a design change made to the TPMS valve assemblies. Read More »

    • TSB #15-282-21R

      Date Announced:
      APR 21, 2021
      NHTSA ID:
      #10191591

      This bulletin provides additional procedures and a detailed flow chart to use when diagnosing customer concerns regarding operation of the STARLINK RES feature. Read More »

    • TSB #Subarunet Announ

      Date Announced:
      MAR 26, 2021
      NHTSA ID:
      #10189674

      In January 2021, the replacement battery application for all Ascent and 2017- 2021 Impreza models were changed from part number SOA821B200 to part number SOA821B600. Read More »

    • TSB #Subarunet Announ

      Date Announced:
      FEB 22, 2021
      NHTSA ID:
      #10188191

      SOA821B600 Battery Supersession Read More »

    • TSB #07-190-21

      Date Announced:
      FEB 17, 2021
      NHTSA ID:
      #10188185

      This bulletin announces a change made to the MFD software to keep the affected units listed below compliant with AppleA? CarPlayA? certification. Read More »

    • TSB #07-184-20R

      Date Announced:
      FEB 15, 2021
      NHTSA ID:
      #10188179

      This bulletin announces a design change made to the power window main switches. Read More »

    • TSB #15-221-18R

      Date Announced:
      FEB 12, 2021
      NHTSA ID:
      #10188173

      This bulletin provides helpful information about operating conditions observed in the field for Technicians to use when diagnosing customer concerns which may arise while operating Harman Gen 3 Navigation and Display Audio systems. Read More »

    • TSB #15-236-18R

      Date Announced:
      FEB 10, 2021
      NHTSA ID:
      #10188170

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units. Read More »

    • TSB #11-202-21R

      Date Announced:
      FEB 05, 2021
      NHTSA ID:
      #10188167

      This bulletin announces availability of reprogramming files for the Engine Control Module (ECM). Read More »

    • TSB #15-240-19R

      Date Announced:
      FEB 05, 2021
      NHTSA ID:
      #10188168

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency. Read More »

    • TSB #11-202-21

      Date Announced:
      FEB 04, 2021
      NHTSA ID:
      #10188162

      This bulletin announces availability of reprogramming files for the ECM. These new files will address DTC P1160 and customer concerns of extended cranking in cold temperatures. Read More »

    • TSB #15-242-19R

      Date Announced:
      JAN 14, 2021
      NHTSA ID:
      #10186377

      This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics system's remote access features. Read More »

    • TSB #15-267-20R

      Date Announced:
      JAN 14, 2021
      NHTSA ID:
      #10186378

      This bulletin provides information related to the telematics system's Automatic Collision Notification (ACN) and Advanced Automatic Collision Notification (AACN) feature operation, diagnostic tips, and best practices. Read More »

    • TSB #15-266-20R

      Date Announced:
      JAN 14, 2021
      NHTSA ID:
      #10186379

      This bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2 Telematics system equipped Subaru. Read More »

    • TSB #15-265-20R

      Date Announced:
      JAN 14, 2021
      NHTSA ID:
      #10186380

      This bulletin provides an overview and basic instructions for use of the a??Destination to Vehiclea?? feature of the Gen 2 Telematics system. Read More »

    • TSB #15-195-16R

      Date Announced:
      JAN 14, 2021
      NHTSA ID:
      #10186389

      This bulletin provides important information regarding diagnosis and replacement of the STARLINK Telematics Data Communication Module (DCM). This update is applicable to all models equipped with a STARLINK Telematics System. Read More »

    • TSB #15-219-18R

      Date Announced:
      JAN 14, 2021
      NHTSA ID:
      #10186391

      This bulletin provides information related to error code 202 and/or 204 generated during the Gen 2 Telematics subscription process. This bulletin is applicable to all 2019-2021MY vehicles equipped with a Gen. 2 Telematics System. Read More »

    • TSB #15-236-18R

      Date Announced:
      JAN 07, 2021
      NHTSA ID:
      #10186355

      Reprogramming File Availability for Optimization of Harman Gen 3.1 and Gen 3.1I? Audio and Navigation Head Units. Read More »

    • TSB #01-168-09R

      Date Announced:
      JAN 04, 2021
      NHTSA ID:
      #10186348

      The purpose of this bulletin is to provide replacement key and immobilizer information. Read More »

    • TSB #15-236-18R

      Date Announced:
      DEC 21, 2020
      NHTSA ID:
      #10185088

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units. Read More »

    • TSB #15-219-18R

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10185076

      This bulletin provides information related to error code(s) 202 and/or 204 generated during the Gen 2 telematics subscription process. Read More »

    • TSB #07-183-20

      Date Announced:
      OCT 26, 2020
      NHTSA ID:
      #10182242

      This Service Information Bulletin provides corrected and updated procedures to follow when replacing the combination meter assembly. Read More »

    • TSB #05-78-20

      Date Announced:
      OCT 13, 2020
      NHTSA ID:
      #10182214

      This Service Information Bulletin announces additional diagnostic procedures for TPMS related DTC C2921 on the applicable models listed. Read More »

    • TSB #15-272-20R

      Date Announced:
      OCT 13, 2020
      NHTSA ID:
      #10182215

      This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #07-219-23R

      Date Announced:
      AUG 10, 2023
      NHTSA ID:
      #10241813

      This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands. Read More »

    ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #15-236-18R

      Date Announced:
      JUN 06, 2023
      NHTSA ID:
      #10238443

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #16-139-22

      Date Announced:
      JUL 08, 2022
      NHTSA ID:
      #10216977

      The WRK-21 recall includes TCM reprogramming to prevent CVT chain slip. If, during the recall inspection, a vehicle is confirmed to have already experienced severe enough CVT chain slip, the CVT assembly will be replaced. Read More »

    ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:FLUID/COOLANT

    • TSB #16-141-23R

      Date Announced:
      JUL 11, 2023
      NHTSA ID:
      #10240116

      This bulletin announces availability of reprogramming files to optimize the Transmission Control Module (TCM). Read More »

    VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

    • TSB #07-184-20R

      Date Announced:
      FEB 15, 2021
      NHTSA ID:
      #10188179

      This bulletin announces a design change made to the power window main switches. Read More »

    AIR BAGS

    • TSB #17-18-23

      Date Announced:
      MAY 08, 2023
      NHTSA ID:
      #10237254

      This bulletin announces availability of the one-time use mounting clip and spacer clip for the air bag curtain module. Read More »

    STRUCTURE

    • TSB #12-245-23

      Date Announced:
      AUG 21, 2023
      NHTSA ID:
      #10241841

      This bulletin announces the repair procedure for a rubbing-type sound that can be heard from the side of the console box when it comes in contact with a passengera??s knee or when the gear selector is moved. Read More »

    • TSB #12-281-20R

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10235282

      This bulletin provides a repair procedure to address a small number of customer concerns of the hood panel surface vibrating while driving. Read More »

    • TSB #12-319-21

      Date Announced:
      APR 30, 2021
      NHTSA ID:
      #10191666

      This bulletin announces design changes made to the front and rear door glass run channels. Read More »

    • TSB #12-316-21

      Date Announced:
      APR 05, 2021
      NHTSA ID:
      #10191581

      This bulletin announces changes made to the rear door weatherstrip to optimize sealing performance. Read More »

    STRUCTURE:BODY:HATCHBACK/LIFTGATE

    • TSB #12-251-23

      Date Announced:
      NOV 09, 2023
      NHTSA ID:
      #10246093

      This bulletin announces the initialization service procedures to be followed when diagnosing and/or repairing Power Rear Gate (PRG) systems. Read More »

    LATCHES/LOCKS/LINKAGES

    • TSB #12-251-23

      Date Announced:
      NOV 09, 2023
      NHTSA ID:
      #10246093

      This bulletin announces the initialization service procedures to be followed when diagnosing and/or repairing Power Rear Gate (PRG) systems. Read More »

    • TSB #01-168-09R

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241801

      The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site. Read More »

    • TSB #07-199-21R

      Date Announced:
      AUG 23, 2022
      NHTSA ID:
      #10219499

      This Service Information Bulletin provides additional information for the diagnostic procedures concerning measurement of Dark Current (a.k.a. Standby Current). Read More »

    • TSB #12-323-21

      Date Announced:
      AUG 02, 2021
      NHTSA ID:
      #10201021

      This bulletin announces the service procedure for addressing possible water entry into the interior from the door(s) area. Read More »

    • TSB #07-195-21

      Date Announced:
      JUN 07, 2021
      NHTSA ID:
      #10198744

      This bulletin outlines changes in the service procedure for replacement of the Power Rear Gate control module. Read More »

    LATCHES/LOCKS/LINKAGES:DOORS:LOCK

    • TSB #07-217-23

      Date Announced:
      APR 17, 2023
      NHTSA ID:
      #10235291

      This Bulletin announces additional cautions being added to the Ownera??s Manual and Service Manual regarding the operation of door locks. Read More »

    TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

    • TSB #05-78-20

      Date Announced:
      OCT 13, 2020
      NHTSA ID:
      #10182214

      This Service Information Bulletin announces additional diagnostic procedures for TPMS related DTC C2921 on the applicable models listed. Read More »

    WHEELS

    • TSB #05-85-21R

      Date Announced:
      APR 27, 2021
      NHTSA ID:
      #10191664

      This bulletin announces a design change made to the TPMS valve assemblies. Read More »

    SEATS

    • TSB #12-252-23R

      Date Announced:
      OCT 25, 2023
      NHTSA ID:
      #10244909

      This bulletin announces the availability of new seat ventilation blower units. Read More »

    FORWARD COLLISION AVOIDANCE

    • TSB #18-231-23

      Date Announced:
      SEP 11, 2023
      NHTSA ID:
      #10243372

      This Bulletin announces additional information regarding error codes 1403- 1407 encountered when attempting an adjustment/calibration of the EyeSightA? system after body repair procedures have been performed. Read More »

    COMMUNICATION:MANUFACTURER TELEMATICS

    • TSB #15-266-20R

      Date Announced:
      OCT 26, 2023
      NHTSA ID:
      #10244903

      This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru. Read More »

    • TSB #15-300-22R

      Date Announced:
      JUN 05, 2023
      NHTSA ID:
      #10238438

      This Service Information Bulletin provides the diagnostic procedure for the STARLINKA? Remote Engine Start (RES). All Gen2 and Gen3 Telematics Equipped Models. Read More »

    • TSB #15-298-22

      Date Announced:
      JUL 11, 2022
      NHTSA ID:
      #10216981

      This Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2 Telematics which are enrolled in the Subaru STARLINKA? Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer. Read More »

    EQUIPMENT

    • TSB #7-219-23R

      Date Announced:
      MAR 28, 2024
      NHTSA ID:
      #10252536

      To satisfy current supply demands, a new Subaru alternative replacement battery is now available. Read More »

    • TSB #15-256-19R

      Date Announced:
      MAR 27, 2024
      NHTSA ID:
      #10252542

      This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed. Read More »

    • TSB #15-236-18R

      Date Announced:
      MAR 26, 2024
      NHTSA ID:
      #10252541

      This bulletin addresses the reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-219-18R

      Date Announced:
      MAR 19, 2024
      NHTSA ID:
      #10252491

      This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription process. Read More »

    • TSB #15-242-19R

      Date Announced:
      MAR 19, 2024
      NHTSA ID:
      #10252492

      This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics systema??s remote access features. Read More »

    • TSB #18-225-22R

      Date Announced:
      MAR 05, 2024
      NHTSA ID:
      #10252454

      This bulletin provides the diagnostic procedure for Harman Infotainment Systems when DTC B2255 is detected. This update should prevent unnecessary replacement of the head unit or USB cable. Read More »

    • TSB #15-251-19R

      Date Announced:
      JAN 11, 2024
      NHTSA ID:
      #10249606

      This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16. Read More »

    • TSB #15-256-19R

      Date Announced:
      JAN 09, 2024
      NHTSA ID:
      #10249605

      This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed. Read More »

    • TSB #15-236-18R

      Date Announced:
      DEC 08, 2023
      NHTSA ID:
      #10248193

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #09-110-23R

      Date Announced:
      NOV 07, 2023
      NHTSA ID:
      #10246083

      This Service Information Bulletin announces diagnostic service procedures to be followed when DTC P0420 (Catalyst System Efficiency Below Threshold Bank 1) is detected by the Engine Control Module (ECM). Read More »

    • TSB #15-266-20R

      Date Announced:
      OCT 26, 2023
      NHTSA ID:
      #10244903

      This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru. Read More »

    • TSB #18-225-22R

      Date Announced:
      OCT 12, 2023
      NHTSA ID:
      #10244907

      This Service Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2255 is detected. Read More »

    • TSB #09-110-23

      Date Announced:
      OCT 09, 2023
      NHTSA ID:
      #10244906

      This Service Information Bulletin announces diagnostic service procedures to be followed when DTC P0420 (Catalyst System Efficiency Below Threshold Bank 1) is detected by the Engine Control Module (ECM). Read More »

    • TSB #15-236-18R

      Date Announced:
      OCT 02, 2023
      NHTSA ID:
      #10244889

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3. Read More »

    • TSB #18-231-23

      Date Announced:
      SEP 11, 2023
      NHTSA ID:
      #10243372

      This Bulletin announces additional information regarding error codes 1403- 1407 encountered when attempting an adjustment/calibration of the EyeSightA? system after body repair procedures have been performed. Read More »

    • TSB #15-282-21R

      Date Announced:
      AUG 31, 2023
      NHTSA ID:
      #10241846

      This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature. Read More »

    • TSB #12-245-23

      Date Announced:
      AUG 21, 2023
      NHTSA ID:
      #10241841

      This bulletin announces the repair procedure for a rubbing-type sound that can be heard from the side of the console box when it comes in contact with a passengera??s knee or when the gear selector is moved. Read More »

    • TSB #01-168-09R

      Date Announced:
      AUG 01, 2023
      NHTSA ID:
      #10241801

      The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site. Read More »

    • TSB #15-304-22R

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240123

      This Service Information Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns. Read More »

    • TSB #15-285-21R

      Date Announced:
      JUL 13, 2023
      NHTSA ID:
      #10240113

      This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »

    • TSB #09-106-23

      Date Announced:
      JUL 11, 2023
      NHTSA ID:
      #10240108

      This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleration caused by cracking in the EPF. Read More »

    • TSB #15-240-19R

      Date Announced:
      JUN 29, 2023
      NHTSA ID:
      #10238470

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns. Read More »

    • TSB #15-300-22R

      Date Announced:
      JUN 05, 2023
      NHTSA ID:
      #10238438

      This Service Information Bulletin provides the diagnostic procedure for the STARLINKA? Remote Engine Start (RES). All Gen2 and Gen3 Telematics Equipped Models. Read More »

    • TSB #07-219-23R

      Date Announced:
      MAY 24, 2023
      NHTSA ID:
      #10237282

      This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands. Read More »

    • TSB #15-255-19R

      Date Announced:
      MAY 15, 2023
      NHTSA ID:
      #10237276

      Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units (H/U). Read More »

    • TSB #17-18-23

      Date Announced:
      MAY 08, 2023
      NHTSA ID:
      #10237254

      This bulletin announces availability of the one-time use mounting clip and spacer clip for the air bag curtain module. Read More »

    • TSB #15-282-21R

      Date Announced:
      MAY 04, 2023
      NHTSA ID:
      #10237241

      This Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature. Read More »

    • TSB #15-256-19R

      Date Announced:
      MAY 02, 2023
      NHTSA ID:
      #10237239

      This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed. Read More »

    • TSB #16-140-23

      Date Announced:
      APR 26, 2023
      NHTSA ID:
      #10235310

      This bulletin announces availability of new reprograming files for the Transmission Control Module (TCM) to address judder a sensation possibly accompanied by a vibration-type sound when accelerating from slow speeds. Read More »

    • TSB #07-217-23

      Date Announced:
      APR 17, 2023
      NHTSA ID:
      #10235291

      This Bulletin announces additional cautions being added to the Ownera??s Manual and Service Manual regarding the operation of door locks. Read More »

    • TSB #12-281-20R

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10235282

      This bulletin provides a repair procedure to address a small number of customer concerns of the hood panel surface vibrating while driving. Read More »

    • TSB #15-266-20R

      Date Announced:
      APR 05, 2023
      NHTSA ID:
      #10235285

      This Service Information Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru. Read More »

    • TSB #15-285-21R

      Date Announced:
      MAR 23, 2023
      NHTSA ID:
      #10233907

      This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »

    • TSB #15-219-18R

      Date Announced:
      FEB 28, 2023
      NHTSA ID:
      #10232237

      When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully. Read More »

    • TSB #15-242-19R

      Date Announced:
      FEB 28, 2023
      NHTSA ID:
      #10232239

      This Service Information bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics systema??s remote access features. Read More »

    • TSB #WRL-22R

      Date Announced:
      FEB 20, 2023
      NHTSA ID:
      #10232227

      Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2022 model year Ascent vehicles. Read More »

    • TSB #07-219-23

      Date Announced:
      FEB 10, 2023
      NHTSA ID:
      #10232218

      This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands. Read More »

    • TSB #15-236-18R

      Date Announced:
      FEB 07, 2023
      NHTSA ID:
      #10232214

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #WRL-22R

      Date Announced:
      JAN 30, 2023
      NHTSA ID:
      #10231298

      Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2022 model year Ascent vehicles. Read More »

    • TSB #SubaruNet Announ

      Date Announced:
      JAN 24, 2023
      NHTSA ID:
      #10231314

      WRL-22 PTC Heater Ground Bolt left side sill cover removal. Read More »

    • TSB #SubaruNet Announ

      Date Announced:
      JAN 05, 2023
      NHTSA ID:
      #10231280

      UPDATE Safety Recall: WRL-22 PTC Heater Ground Bolt (Owner notification) Read More »

    • TSB #WRL-22

      Date Announced:
      DEC 15, 2022
      NHTSA ID:
      #10228783

      "Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2022 model year Ascent vehicles. (PTC Heater)" Read More »

    • TSB #SubaruNet Announ

      Date Announced:
      DEC 13, 2022
      NHTSA ID:
      #10228784

      Service, Parts, and Claim Instructions For detailed service, parts, and claim instructions, please refer to the WRL-22 Product Campaign Bulletin which is now available on STIS. Read More »

    • TSB #SubaruNet Announ

      Date Announced:
      DEC 09, 2022
      NHTSA ID:
      #10228778

      Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2022 model year Ascent vehicles. (WRL-22) Read More »

    • TSB #15-240-19R

      Date Announced:
      NOV 17, 2022
      NHTSA ID:
      #10226863

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressin customer concerns. Read More »

    • TSB #15-236-18R

      Date Announced:
      NOV 17, 2022
      NHTSA ID:
      #10226867

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-282-21R

      Date Announced:
      NOV 09, 2022
      NHTSA ID:
      #10226841

      This Bulletin provides additional procedures and a detailed flow chart to use when diagnosing customer concerns regarding operation of the STARLINK RES feature. Read More »

    • TSB #07-199-21R

      Date Announced:
      NOV 02, 2022
      NHTSA ID:
      #10226833

      This Bulletin provides additional information for the diagnostic procedures concerning measurement of Dark Current (a.k.a. Standby Current). Read More »

    • TSB #15-251-19R

      Date Announced:
      OCT 18, 2022
      NHTSA ID:
      #10225766

      This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16. Read More »

    • TSB #07-199-21R

      Date Announced:
      OCT 03, 2022
      NHTSA ID:
      #10225733

      This Bulletin provides additional information for the diagnostic procedures concerning measurement of Dark Current (a.k.a. Standby Current). Read More »

    • TSB #07-178-21R

      Date Announced:
      OCT 03, 2022
      NHTSA ID:
      #10225744

      This bulletin is being released as guidance for proper testing and charging of vehicle batteries. Read More »

    • TSB #18-225-22R

      Date Announced:
      SEP 06, 2022
      NHTSA ID:
      #10222338

      This Service Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2255 is detected. Read More »

    • TSB #18-208-22

      Date Announced:
      AUG 23, 2022
      NHTSA ID:
      #10219490

      The purpose of this bulletin is to provide a description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site. Read More »

    • TSB #01-167-08R

      Date Announced:
      AUG 23, 2022
      NHTSA ID:
      #10219492

      This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models. Read More »

    • TSB #15-302-22

      Date Announced:
      AUG 23, 2022
      NHTSA ID:
      #10219491

      This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »

    • TSB #Subaru Tech Tips

      Date Announced:
      AUG 12, 2022
      NHTSA ID:
      #10219476

      Special Edition, 2012 current model subaru evaporative diagnostics and smoke testing. Read More »

    • TSB #15-236-18R

      Date Announced:
      AUG 12, 2022
      NHTSA ID:
      #10219477

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-282-21R

      Date Announced:
      AUG 09, 2022
      NHTSA ID:
      #10219474

      This Bulletin provides additional procedures and a detailed flow chart to use when diagnosing customer concerns regarding operation of the STARLINK RES feature. Read More »

    • TSB #16-132-20R

      Date Announced:
      JUL 12, 2022
      NHTSA ID:
      #10216984

      This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed. Read More »

    • TSB #15-298-22

      Date Announced:
      JUL 11, 2022
      NHTSA ID:
      #10216981

      This Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2 Telematics which are enrolled in the Subaru STARLINKA? Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer. Read More »

    • TSB #16-139-22

      Date Announced:
      JUL 08, 2022
      NHTSA ID:
      #10216977

      The WRK-21 recall includes TCM reprogramming to prevent CVT chain slip. If, during the recall inspection, a vehicle is confirmed to have already experienced severe enough CVT chain slip, the CVT assembly will be replaced. Read More »

    • TSB #18-225-22

      Date Announced:
      JUN 27, 2022
      NHTSA ID:
      #10215420

      This Service Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2255 is detected. Read More »

    • TSB #15-236-18R

      Date Announced:
      JUN 27, 2022
      NHTSA ID:
      #10215427

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #18-218-22

      Date Announced:
      MAY 09, 2022
      NHTSA ID:
      #10213174

      This bulletin announces the Service Manual correction for the diagnostic trouble tree for DTC B281C. Read More »

    • TSB #16-136-22R

      Date Announced:
      APR 26, 2022
      NHTSA ID:
      #10210827

      This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration. Read More »

    • TSB #18-220-22

      Date Announced:
      APR 06, 2022
      NHTSA ID:
      #10210810

      The purpose of this bulletin is to provide a description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site. Read More »

    • TSB #02-190-22

      Date Announced:
      MAR 29, 2022
      NHTSA ID:
      #10209937

      This bulletin announces the proper diagnostic procedures regarding oil leakage from the oil level switch area. Read More »

    • TSB #01-175-16

      Date Announced:
      FEB 28, 2022
      NHTSA ID:
      #10208689

      This bulletin provides helpful tips to better utilize the Subaru Select Monitor 4. Read More »

    • TSB #15-240-19R

      Date Announced:
      JAN 13, 2022
      NHTSA ID:
      #10207185

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency. Read More »

    • TSB #15-272-20R

      Date Announced:
      JAN 03, 2022
      NHTSA ID:
      #10207168

      This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »

    • TSB #02-189-22

      Date Announced:
      JAN 02, 2022
      NHTSA ID:
      #10207172

      This Bulletin announces design changes to the engine oil and CVT fluid drain plugs. Read More »

    • TSB #02-188-21

      Date Announced:
      OCT 07, 2021
      NHTSA ID:
      #10202810

      This bulletin announces an additional service procedure for timing chain and / or cam sprocket replacement on FA and FB type engines. Read More »

    • TSB #09-74-21R

      Date Announced:
      SEP 24, 2021
      NHTSA ID:
      #10201810

      This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers). Read More »

    • TSB #15-195-16R

      Date Announced:
      SEP 22, 2021
      NHTSA ID:
      #10201806

      This bulletin provides important information regarding diagnosis and replacement (when applicable) of the STARLINK Telematics Data Communication Module (DCM) along with a new claim submission requirement. Read More »

    • TSB #15-240-19R

      Date Announced:
      SEP 20, 2021
      NHTSA ID:
      #10201802

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns. Read More »

    • TSB #15-236-18R

      Date Announced:
      SEP 20, 2021
      NHTSA ID:
      #10201804

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units. Read More »

    • TSB #06-78-20R

      Date Announced:
      SEP 02, 2021
      NHTSA ID:
      #10201789

      This Bulletin announces availability of new front brake pad kit established to address concerns of a squeaking sound heard when coming to a stop and / or a pulsation (judder) heard and felt during braking. Read More »

    • TSB #07-199-21R

      Date Announced:
      AUG 31, 2021
      NHTSA ID:
      #10201052

      This bulletin provides additional information for the diagnostic procedures concerning measurement of dark current (standby current). Read More »

    • TSB #Subarunet Announ

      Date Announced:
      AUG 20, 2021
      NHTSA ID:
      #10201040

      Subaru of America, Inc. (Subaru) is initiating a new voluntary emissions recall for certain 2021 model year Ascent, Legacy, and Outback vehicles equipped with a 2.4L turbo engine. Read More »

    • TSB #12-323-21

      Date Announced:
      AUG 02, 2021
      NHTSA ID:
      #10201021

      This bulletin announces the service procedure for addressing possible water entry into the interior from the door(s) area. Read More »

    • TSB #18-212-21

      Date Announced:
      JUL 29, 2021
      NHTSA ID:
      #10199932

      The purpose of this bulletin is to provide a description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site. Read More »

    • TSB #01-167-08R

      Date Announced:
      JUN 17, 2021
      NHTSA ID:
      #10198758

      This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models Read More »

    • TSB #09-51-08R

      Date Announced:
      JUN 07, 2021
      NHTSA ID:
      #10198749

      This bulletin is to advise of SOAa??s revised catalytic converter recycling program shipping procedure. Read More »

    • TSB #18-208-21

      Date Announced:
      MAY 05, 2021
      NHTSA ID:
      #10194827

      Description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site. Read More »

    • TSB #15-272-20R

      Date Announced:
      APR 16, 2021
      NHTSA ID:
      #10191568

      This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »

    • TSB #15-240-19R

      Date Announced:
      APR 09, 2021
      NHTSA ID:
      #10191586

      This bulletin announces availability of new audio unit amplifier units with revised internal logic designed to optimize efficiency. Read More »

    • TSB #16-132-20R

      Date Announced:
      FEB 23, 2021
      NHTSA ID:
      #10188160

      This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions. Read More »

    • TSB #DSC-A0709-02

      Date Announced:
      FEB 18, 2021
      NHTSA ID:
      #10189236

      +H31&I31 Read More »

    • TSB #14-27-21

      Date Announced:
      FEB 17, 2021
      NHTSA ID:
      #10188183

      This bulletin announces the upcoming issuance to all retailers of an essential tool update kit for the Engine Support Assembly Kit #J-50135-A. Read More »

    • TSB #07-190-21

      Date Announced:
      FEB 17, 2021
      NHTSA ID:
      #10188185

      This bulletin announces a change made to the MFD software to keep the affected units listed below compliant with AppleA? CarPlayA? certification. Read More »

    • TSB #07-184-20R

      Date Announced:
      FEB 15, 2021
      NHTSA ID:
      #10188179

      This bulletin announces a design change made to the power window main switches. Read More »

    • TSB #15-221-18R

      Date Announced:
      FEB 12, 2021
      NHTSA ID:
      #10188173

      This bulletin provides helpful information about operating conditions observed in the field for Technicians to use when diagnosing customer concerns which may arise while operating Harman Gen 3 Navigation and Display Audio systems. Read More »

    • TSB #15-236-18R

      Date Announced:
      FEB 10, 2021
      NHTSA ID:
      #10188170

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units. Read More »

    • TSB #15-240-19R

      Date Announced:
      FEB 05, 2021
      NHTSA ID:
      #10188168

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency. Read More »

    • TSB #14-22-16R

      Date Announced:
      FEB 01, 2021
      NHTSA ID:
      #10187315

      To help reduce confusion and increase technician efficiency, Subaru of America, Inc. (SOA) has developed the following cross reference list to help locate the appropriate Special Service Tool. Read More »

    • TSB #15-267-20R

      Date Announced:
      JAN 14, 2021
      NHTSA ID:
      #10186378

      This bulletin provides information related to the telematics system's Automatic Collision Notification (ACN) and Advanced Automatic Collision Notification (AACN) feature operation, diagnostic tips, and best practices. Read More »

    • TSB #15-265-20R

      Date Announced:
      JAN 14, 2021
      NHTSA ID:
      #10186380

      This bulletin provides an overview and basic instructions for use of the a??Destination to Vehiclea?? feature of the Gen 2 Telematics system. Read More »

    • TSB #15-195-16R

      Date Announced:
      JAN 14, 2021
      NHTSA ID:
      #10186389

      This bulletin provides important information regarding diagnosis and replacement of the STARLINK Telematics Data Communication Module (DCM). This update is applicable to all models equipped with a STARLINK Telematics System. Read More »

    • TSB #15-236-18R

      Date Announced:
      JAN 07, 2021
      NHTSA ID:
      #10186355

      Reprogramming File Availability for Optimization of Harman Gen 3.1 and Gen 3.1I? Audio and Navigation Head Units. Read More »

    • TSB #01-168-09R

      Date Announced:
      JAN 04, 2021
      NHTSA ID:
      #10186348

      The purpose of this bulletin is to provide replacement key and immobilizer information. Read More »

    • TSB #16-132-20R

      Date Announced:
      DEC 29, 2020
      NHTSA ID:
      #10185089

      This Service Information Bulletin provides updated diagnostic procedures to follow when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions. Read More »

    • TSB #15-219-18R

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10185076

      This bulletin provides information related to error code(s) 202 and/or 204 generated during the Gen 2 telematics subscription process. Read More »

    • TSB #15-255-19R

      Date Announced:
      NOV 23, 2020
      NHTSA ID:
      #10183708

      Map update for Harman Gen 3.1 Navigation Equipped Head Units. Read More »

    • TSB #10-19-20

      Date Announced:
      OCT 29, 2020
      NHTSA ID:
      #10182247

      The purpose of this bulletin is to provide a description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site. Read More »

    • TSB #07-183-20

      Date Announced:
      OCT 26, 2020
      NHTSA ID:
      #10182242

      This Service Information Bulletin provides corrected and updated procedures to follow when replacing the combination meter assembly. Read More »

    • TSB #15-272-20R

      Date Announced:
      OCT 13, 2020
      NHTSA ID:
      #10182215

      This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #15-256-19R

      Date Announced:
      JAN 09, 2024
      NHTSA ID:
      #10249605

      This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed. Read More »

    • TSB #15-240-19R

      Date Announced:
      MAR 15, 2023
      NHTSA ID:
      #10233886

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns. Read More »

    • TSB #15-240-19R

      Date Announced:
      DEC 15, 2021
      NHTSA ID:
      #10205924

      This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency. Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #15-256-19R

      Date Announced:
      JAN 09, 2024
      NHTSA ID:
      #10249605

      This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed. Read More »

    • TSB #15-236-18R

      Date Announced:
      OCT 02, 2023
      NHTSA ID:
      #10244889

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3. Read More »

    • TSB #15-236-18R

      Date Announced:
      JUN 06, 2023
      NHTSA ID:
      #10238443

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-255-19R

      Date Announced:
      MAY 15, 2023
      NHTSA ID:
      #10237276

      Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units (H/U). Read More »

    • TSB #15-236-18R

      Date Announced:
      MAY 11, 2023
      NHTSA ID:
      #10237273

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-255-19R

      Date Announced:
      FEB 22, 2022
      NHTSA ID:
      #10208662

      Map Data Update Procedure for Harman Gen 3.1 Navigation equipped Head Units (H/U). Read More »

    • TSB #15-236-18R

      Date Announced:
      DEC 21, 2020
      NHTSA ID:
      #10185088

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units. Read More »

    • TSB #15-272-20R

      Date Announced:
      OCT 13, 2020
      NHTSA ID:
      #10182215

      This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »

    EQUIPMENT:ELECTRICAL:INFOTAINMENT

    • TSB #18-225-22R

      Date Announced:
      MAR 05, 2024
      NHTSA ID:
      #10252454

      This bulletin provides the diagnostic procedure for Harman Infotainment Systems when DTC B2255 is detected. This update should prevent unnecessary replacement of the head unit or USB cable. Read More »

    • TSB #18-225-22R

      Date Announced:
      OCT 12, 2023
      NHTSA ID:
      #10244907

      This Service Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2255 is detected. Read More »

    • TSB #15-304-22R

      Date Announced:
      JUL 31, 2023
      NHTSA ID:
      #10240123

      This Service Information Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns. Read More »

    • TSB #15-285-21R

      Date Announced:
      JUL 13, 2023
      NHTSA ID:
      #10240113

      This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »

    • TSB #15-236-18R

      Date Announced:
      MAY 11, 2023
      NHTSA ID:
      #10237273

      The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed. Read More »

    • TSB #15-256-19R

      Date Announced:
      MAY 02, 2023
      NHTSA ID:
      #10237239

      This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed. Read More »

    • TSB #15-285-21R

      Date Announced:
      MAR 23, 2023
      NHTSA ID:
      #10233907

      This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »

    EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE

    • TSB #15-285-21R

      Date Announced:
      JUL 13, 2023
      NHTSA ID:
      #10240113

      This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #7-219-23R

      Date Announced:
      MAR 28, 2024
      NHTSA ID:
      #10252536

      To satisfy current supply demands, a new Subaru alternative replacement battery is now available. Read More »

    • TSB #16-132-20R

      Date Announced:
      JAN 10, 2022
      NHTSA ID:
      #10207174

      This bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions. Read More »

    • TSB #WQE41-1

      Date Announced:
      FEB 19, 2013
      NHTSA ID:
      #10232869

      Puddle Light Recall Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #16-132-20R

      Date Announced:
      JUL 12, 2022
      NHTSA ID:
      #10216984

      This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed. Read More »

    • TSB #15-298-22

      Date Announced:
      JUL 11, 2022
      NHTSA ID:
      #10216981

      This Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2 Telematics which are enrolled in the Subaru STARLINKA? Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer. Read More »

    • TSB #05-88-21

      Date Announced:
      JUL 05, 2022
      NHTSA ID:
      #10216969

      This bulletin announces a design change made to the front stabilizer bushings. Read More »

    • TSB #16-132-20R

      Date Announced:
      FEB 23, 2021
      NHTSA ID:
      #10188160

      This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions. Read More »

    • TSB #07-190-21

      Date Announced:
      FEB 17, 2021
      NHTSA ID:
      #10188185

      This bulletin announces a change made to the MFD software to keep the affected units listed below compliant with AppleA? CarPlayA? certification. Read More »

    UNKNOWN OR OTHER