Technical Service Bulletins (TSBs) for the 2020 Corolla Hybrid are official communications between Toyota & 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.

    BRAKES (PWS)

    • TSB #T-SB-0009-19_Rev

      Date Announced:
      MAR 10, 2020
      NHTSA ID:
      #10173805

      TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #TSB010421

      Date Announced:
      FEB 15, 2024
      NHTSA ID:
      #10252251

      TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions: ?Milky/discolored engine oil. Read More »

    • TSB #23TE05

      Date Announced:
      FEB 09, 2023
      NHTSA ID:
      #10235218

      DL: On December 20, 2022, a settlement of claims for certain low pressure fuel pumps was approved by the federal court. Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM

    • TSB #TSB010421

      Date Announced:
      FEB 15, 2024
      NHTSA ID:
      #10252251

      TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions: ?Milky/discolored engine oil. Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

    • TSB #T-SB-0074-20

      Date Announced:
      AUG 05, 2020
      NHTSA ID:
      #10179602

      TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid ... Read More »

    ELECTRICAL SYSTEM

    • TSB #TSB010421

      Date Announced:
      FEB 15, 2024
      NHTSA ID:
      #10252251

      TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions: ?Milky/discolored engine oil. Read More »

    • TSB #T-TT-0611-20

      Date Announced:
      MAY 18, 2020
      NHTSA ID:
      #10176504

      TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from the head unit. Read More »

    • TSB #T-SB-0009-19_Rev

      Date Announced:
      MAR 10, 2020
      NHTSA ID:
      #10173805

      TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. Read More »

    • TSB #T-SB-0008-19_Rev

      Date Announced:
      MAR 03, 2020
      NHTSA ID:
      #10173740

      TSB: An initialization procedure is required to activate the Entune? 3.0 App Suite Connect for Audio, Audio Plus, and Premium Audio head units before they are used for the first time on new vehicles. Read More »

    • TSB #T-SB-0160-19

      Date Announced:
      NOV 18, 2019
      NHTSA ID:
      #10169333

      TSB: Some 2019 model year Avalon and Avalon Hybrid vehicles equipped with Entune? Audio Plus (version 1002) or Entune? Premium Audio (version 1002) or earlier may exhibit one or more of the following conditions: ? Incorrect GPS date and ... Read More »

    • TSB #T-TT-0442-17_Rev

      Date Announced:
      NOV 18, 2019
      NHTSA ID:
      #10169334

      TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active after the initial trial period. Once the subscription has expired the DCM (Telematics Transceiver) will be in an inactive state. Read More »

    • TSB #T-TT-0553-19

      Date Announced:
      JUL 16, 2019
      NHTSA ID:
      #10164352

      TT: The new DCA-8000 Diagnostic Charger may cause your facility?s Ground Fault Circuit Interrupter (GFCI) breaker to trip. A GFCI breaker can be tripped for various reasons, one of the reasons may be related to the DCA-8000. Read More »

    • TSB #T-SB-0007-19

      Date Announced:
      JAN 07, 2019
      NHTSA ID:
      #10153268

      TSB: A battery in a stored vehicle is subject to conditions that can reduce its performance and life. These conditions include storage period, temperature, parasitic drain, and battery load. Read More »

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

    • TSB #T-SB-0074-20

      Date Announced:
      AUG 05, 2020
      NHTSA ID:
      #10179602

      TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid ... Read More »

    • TSB #T-TT-0553-19 Rev

      Date Announced:
      JUL 20, 2020
      NHTSA ID:
      #10178787

      TT: The new DCA-8000 Diagnostic Charger may cause your facility?s Ground Fault Circuit Interrupter (GFCI) breaker to trip. A GFCI breaker can be tripped for various reasons, one of the reasons may be related to the DCA-8000. Read More »

    • TSB #T-SB-0006-19

      Date Announced:
      JAN 07, 2019
      NHTSA ID:
      #10153267

      TSB: Hybrid vehicles are equipped with two types of batteries: ? Hybrid Vehicle (HV) battery ? Auxiliary (12V) battery If the hybrid vehicle is put into storage, the State-Of-Charge (SOC) of its HV battery and auxiliary battery will ... Read More »

    ELECTRICAL SYSTEM:WIRING

    • TSB #T-SB-0003-22

      Date Announced:
      JAN 28, 2022
      NHTSA ID:
      #10207963

      TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #T-SB-0064-18 Rev

      Date Announced:
      JUN 03, 2020
      NHTSA ID:
      #10177579

      TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased and can never be reused. Read More »

    ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY

    • TSB #T-SB-0110-20 Rev

      Date Announced:
      MAY 31, 2022
      NHTSA ID:
      #10213900

      TSB: This bulletin includes basic procedures for performing a rescue charge at battery on high voltage (HV) Ni-MH and Li-ion batteries. Read More »

    VISIBILITY

    • TSB #T-TT-0537-19

      Date Announced:
      APR 17, 2019
      NHTSA ID:
      #10159725

      TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS

    • TSB #TSB005823

      Date Announced:
      AUG 21, 2023
      NHTSA ID:
      #10244115

      TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Read More »

    AIR BAGS

    • TSB #23TE05

      Date Announced:
      FEB 09, 2023
      NHTSA ID:
      #10235218

      DL: On December 20, 2022, a settlement of claims for certain low pressure fuel pumps was approved by the federal court. Read More »

    • TSB #Toyota Safety Re

      Date Announced:
      MAR 17, 2021
      NHTSA ID:
      #10190460

      Toyota Safety Recall and Service Campaign - Technician Certification Requirements Read More »

    STRUCTURE

    • TSB #TSB001221Rev2

      Date Announced:
      JUN 14, 2022
      NHTSA ID:
      #10220183

      TSB: Some 2010 ? 2022 model year Toyota vehicles may exhibit paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are usually under wrinkles in the Rapgard?. Read More »

    • TSB #T-SB-0094-21

      Date Announced:
      NOV 23, 2021
      NHTSA ID:
      #10204571

      TSB: Some 2005 ? 2022 model year Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bulletin to remediate the odor and address this condition. Read More »

    • TSB #T-SB-0121-20

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10186194

      TSB: Some 2020 ? 2021 model year Corolla and Corolla Hybrid vehicles, and some 2019 ? 2021 model year Corolla Hatchback vehicles may exhibit a sloshing or splashing noise when turning at low speeds or when opening and closing doors. Read More »

    • TSB #T-TT-0613-20

      Date Announced:
      MAY 28, 2020
      NHTSA ID:
      #10176704

      TT: Unibody vehicles commonly have lashing holes on the under body used for securing the vehicle during logistics -The lashing holes are intended to be plugged during Pre-Delivery Service (PDS) -The plugs are: oRequired for ... Read More »

    • TSB #T-SB-0011-19

      Date Announced:
      JAN 08, 2019
      NHTSA ID:
      #10153271

      TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: Careful inspection for paint chips/scratches and body ... Read More »

    TIRES

    • TSB #Toyota PRO19-02

      Date Announced:
      JAN 12, 2022
      NHTSA ID:
      #10207946

      POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. Read More »

    • TSB #T-SB-0002-19

      Date Announced:
      JAN 02, 2019
      NHTSA ID:
      #10153259

      TSB: During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. Read More »

    WHEELS

    • TSB #Toyota PRO19-02

      Date Announced:
      JAN 12, 2022
      NHTSA ID:
      #10207946

      POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. Read More »

    LANE DEPARTURE

    • TSB #TSB010421

      Date Announced:
      FEB 15, 2024
      NHTSA ID:
      #10252251

      TSB: Some 2018 ? 2024 model year Toyota vehicles equipped with an A25A-FKS, A25A-FXS, M20A-FKS, or M20A-FXS engine may exhibit one or more of the following conditions: ?Milky/discolored engine oil. Read More »

    • TSB #T-TT-0537-19

      Date Announced:
      APR 17, 2019
      NHTSA ID:
      #10159725

      TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »

    COMMUNICATION:MANUFACTURER TELEMATICS

    • TSB #TTT073723

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244111

      TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »

    • TSB #TTT069522

      Date Announced:
      MAY 13, 2022
      NHTSA ID:
      #10220154

      TT: To improve customer support of telematics connected services features, additional resources have been provided in the Service Lane - Knowledge Center. Read More »

    EQUIPMENT

    • TSB #T-SB-0110-20 Rev

      Date Announced:
      MAY 31, 2022
      NHTSA ID:
      #10213900

      TSB: This bulletin includes basic procedures for performing a rescue charge at battery on high voltage (HV) Ni-MH and Li-ion batteries. Read More »

    • TSB #T-TT-0613-20

      Date Announced:
      MAY 28, 2020
      NHTSA ID:
      #10176704

      TT: Unibody vehicles commonly have lashing holes on the under body used for securing the vehicle during logistics -The lashing holes are intended to be plugged during Pre-Delivery Service (PDS) -The plugs are: oRequired for ... Read More »

    • TSB #T-TT-0611-20

      Date Announced:
      MAY 18, 2020
      NHTSA ID:
      #10176504

      TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from the head unit. Read More »

    • TSB #Toyota Safety Re

      Date Announced:
      MAR 19, 2020
      NHTSA ID:
      #10173972

      Safety Recall and Service Campaign - Technician Certification Requirements Read More »

    • TSB #Toyota Safety Re

      Date Announced:
      MAR 12, 2020
      NHTSA ID:
      #10173966

      Safety Recall and Service Campaign - Technician Certification Requirements Read More »

    • TSB #T-SB-0009-19_Rev

      Date Announced:
      MAR 10, 2020
      NHTSA ID:
      #10173805

      TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. Read More »

    • TSB #T-SB-0008-19_Rev

      Date Announced:
      MAR 03, 2020
      NHTSA ID:
      #10173740

      TSB: An initialization procedure is required to activate the Entune? 3.0 App Suite Connect for Audio, Audio Plus, and Premium Audio head units before they are used for the first time on new vehicles. Read More »

    • TSB #Safety Recall an

      Date Announced:
      FEB 18, 2020
      NHTSA ID:
      #10172852

      Safety Recall and Service Campaign - Technician Certification Requirements Read More »

    • TSB #T-SB-0008-20

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10171405

      TSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain components. This bulletin explains how to determine the differences between a fluid leak versus a fluid seep. Read More »

    • TSB #T-TT-0553-19

      Date Announced:
      JUL 16, 2019
      NHTSA ID:
      #10164352

      TT: The new DCA-8000 Diagnostic Charger may cause your facility?s Ground Fault Circuit Interrupter (GFCI) breaker to trip. A GFCI breaker can be tripped for various reasons, one of the reasons may be related to the DCA-8000. Read More »

    • TSB #T-TT-0548-19

      Date Announced:
      JUN 07, 2019
      NHTSA ID:
      #10162743

      TT: 1. Reports of missing glove compartment door stopper [PN - 55054-47010] 2. Reports related to glove compartment door opening too fast Read More »

    • TSB #T-SB-0006-19_Rev

      Date Announced:
      FEB 11, 2019
      NHTSA ID:
      #10154807

      TSB: REVISION NOTICE February 11, 2019 Rev1: ? The Introduction and Every Two Months sections have been updated. Any previous printed versions of this bulletin should be discarded. Read More »

    • TSB #TSB-0009-19

      Date Announced:
      JAN 08, 2019
      NHTSA ID:
      #10153270

      TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. Read More »

    • TSB #T-SB-0008-19

      Date Announced:
      JAN 07, 2019
      NHTSA ID:
      #10153269

      TSB: An initialization procedure is required to activate the Entune? 3.0 App Suite Connect for Entune? 3.0 Audio, Entune? 3.0 Audio Plus, and Entune? 3.0 Premium Audio head units before they are used for the first time on new vehicles. Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #T-SB-0089-21

      Date Announced:
      OCT 14, 2021
      NHTSA ID:
      #10203549

      TSB: Some 2020 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles may exhibit one or more of the following conditions: ?Diagnostic Trouble Code (DTC) B15A804 is present in current or history. Read More »

    • TSB #T-SB-0112-20 Rev

      Date Announced:
      SEP 10, 2021
      NHTSA ID:
      #10202459

      TSB: Some 2018 ? 2020 model year Sienna (XLE, Limited); 2019 model year Avalon, Avalon Hybrid, Corolla Hatchback, Highlander (Platinum only), Highlander Hybrid (Platinum only), RAV4, and RAV4 Hybrid; and 2020 model year Corolla, Corolla ... Read More »

    EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

    • TSB #T-SB-0064-18 Rev

      Date Announced:
      JUN 03, 2020
      NHTSA ID:
      #10177579

      TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased and can never be reused. Read More »

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

    • TSB #T-TT-0611-20 Rev

      Date Announced:
      DEC 19, 2022
      NHTSA ID:
      #10230376

      TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from the head unit. Read More »

    • TSB #T-TT-0611-20 Rev

      Date Announced:
      MAY 27, 2022
      NHTSA ID:
      #10213897

      TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from the head unit. Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #T-SB-0106-22

      Date Announced:
      DEC 07, 2022
      NHTSA ID:
      #10230360

      TSB: Some 2018 ? 2022 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System, require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software. Read More »

    • TSB #T-SB-0160-19

      Date Announced:
      NOV 18, 2019
      NHTSA ID:
      #10169333

      TSB: Some 2019 model year Avalon and Avalon Hybrid vehicles equipped with Entune? Audio Plus (version 1002) or Entune? Premium Audio (version 1002) or earlier may exhibit one or more of the following conditions: ? Incorrect GPS date and ... Read More »

    • TSB #T-TT-0442-17_Rev

      Date Announced:
      NOV 18, 2019
      NHTSA ID:
      #10169334

      TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active after the initial trial period. Once the subscription has expired the DCM (Telematics Transceiver) will be in an inactive state. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #TSB009421Rev1

      Date Announced:
      MAY 26, 2022
      NHTSA ID:
      #10220174

      TSB: Some 2005 ? 2022 model year Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bulletin to remediate the odor and address this condition. Read More »

    • TSB #Toyota PRO19-02

      Date Announced:
      JAN 12, 2022
      NHTSA ID:
      #10207946

      POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. Read More »

    • TSB #T-SB-0095-20 Obs

      Date Announced:
      OCT 14, 2021
      NHTSA ID:
      #10203552

      OBSOLETE NOTICE October 14, 2021: This bulletin is now obsolete. Please see T-SB-0089-21. Read More »

    • TSB #Toyota PRO21-UFR

      Date Announced:
      MAY 24, 2021
      NHTSA ID:
      #10198150

      UPDATES TO THE 2014-2021 TOYOTA UNIVERSAL FLAT RATE MANUAL Read More »

    • TSB #T-TT-0442-17_Rev

      Date Announced:
      NOV 18, 2019
      NHTSA ID:
      #10169334

      TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active after the initial trial period. Once the subscription has expired the DCM (Telematics Transceiver) will be in an inactive state. Read More »

    • TSB #T-TT-0537-19

      Date Announced:
      APR 17, 2019
      NHTSA ID:
      #10159725

      TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »

    • TSB #T-SB-0006-19_Rev

      Date Announced:
      FEB 11, 2019
      NHTSA ID:
      #10154807

      TSB: REVISION NOTICE February 11, 2019 Rev1: ? The Introduction and Every Two Months sections have been updated. Any previous printed versions of this bulletin should be discarded. Read More »

    • TSB #T-PG007-01

      Date Announced:
      MAY 04, 2001
      NHTSA ID:
      #10197476

      Replacement vin plates. Read More »

    • TSB #T-PG002-91

      Date Announced:
      JAN 18, 1991
      NHTSA ID:
      #10197473

      Product general information. Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #T-SB-0160-19

      Date Announced:
      NOV 18, 2019
      NHTSA ID:
      #10169333

      TSB: Some 2019 model year Avalon and Avalon Hybrid vehicles equipped with Entune? Audio Plus (version 1002) or Entune? Premium Audio (version 1002) or earlier may exhibit one or more of the following conditions: ? Incorrect GPS date and ... Read More »

    • TSB #T-SB-0158-18-Rev

      Date Announced:
      JUL 03, 2019
      NHTSA ID:
      #10164337

      TSB: REVISION NOTICE July 03, 2019 Rev1: ? Applicability has been updated to include 2020 model year Supra vehicles. ? The Hook and Loop Style section has been added. Any previous printed versions of this bulletin should be discarded. Read More »

    • TSB #T-TT-0537-19

      Date Announced:
      APR 17, 2019
      NHTSA ID:
      #10159725

      TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »

    UNKNOWN OR OTHER

    • TSB #TTT073723

      Date Announced:
      AUG 17, 2023
      NHTSA ID:
      #10244111

      TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »