Technical Service Bulletins (TSBs) for the 2021 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.

    ELECTRICAL SYSTEM

    • TSB #TSB008921Rev2

      Date Announced:
      JUN 07, 2022
      NHTSA ID:
      #10220179

      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-TT-0593-20 Rev

      Date Announced:
      JAN 20, 2022
      NHTSA ID:
      #10207958

      TT: Some customers may experience the inability to activate Remote Connect or Remote Connect becoming inoperative when attempting to send commands to the vehicle. Read More »

    • TSB #T-TT-0678-21

      Date Announced:
      DEC 20, 2021
      NHTSA ID:
      #10206530

      TT: Some 19CY LG DCM equipped vehicles may not be able to complete the firmware update due to not having an active account or waived services during the trial. Follow the steps below to enable ?Temp DCM Activation?. Read More »

    • TSB #T-SB-0071-20 Rev

      Date Announced:
      MAY 19, 2021
      NHTSA ID:
      #10198135

      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-0611-20 Rev

      Date Announced:
      MAY 07, 2021
      NHTSA ID:
      #10198127

      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-0025-21

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10198104

      TSB: Some 2020 ? 2021 model year vehicles equipped with Audio, Audio Plus, or Premium Audio (versions 1784) or earlier may exhibit one or more of the following conditions: ?Intermittent blank screen. ?Navigation map update fails. Read More »

    • TSB #T-SB-0095-20 Rev

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10186193

      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-0095-20

      Date Announced:
      SEP 30, 2020
      NHTSA ID:
      #10181782

      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-0041-20 Rev

      Date Announced:
      AUG 11, 2020
      NHTSA ID:
      #10179749

      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 ... 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-0040-20

      Date Announced:
      APR 15, 2020
      NHTSA ID:
      #10174905

      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 ... Read More »

    • TSB #T-SB-0035-20

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10174901

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

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

    • TSB #T-TT-0625-20

      Date Announced:
      OCT 06, 2020
      NHTSA ID:
      #10182968

      TT: A 12V Battery Discharged and / or Dead condition can be due to multiple causes. In order to properly diagnose and determine the root cause it?s important to follow a structured process to identify any contributing issues and determine ... Read More »

    • TSB #T-SB-0040-20 Rev

      Date Announced:
      JUN 08, 2020
      NHTSA ID:
      #10177586

      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:BODY CONTROL MODULE/BCM

    • TSB #TSB008921Rev2

      Date Announced:
      JUN 07, 2022
      NHTSA ID:
      #10224104

      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 »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #T-TT-0678-21 Rev

      Date Announced:
      OCT 10, 2023
      NHTSA ID:
      #10245454

      TT: Some 19CY LG DCM equipped vehicles may not be able to complete the firmware update due to not having an active account or waived services during the trial. Follow the steps below to enable ?Temp DCM Activation?. Read More »

    • 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:ADAS:DRIVER MONITORING:SOFTWARE

    • TSB #T-TT-0593-20 Rev

      Date Announced:
      JAN 20, 2022
      NHTSA ID:
      #10207958

      TT: Some customers may experience the inability to activate Remote Connect or Remote Connect becoming inoperative when attempting to send commands to the vehicle. 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_Rev

      Date Announced:
      APR 09, 2020
      NHTSA ID:
      #10174896

      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 »

    AIR BAGS

    • 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-0041-20

      Date Announced:
      APR 15, 2020
      NHTSA ID:
      #10174906

      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 ... 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-0034-21

      Date Announced:
      MAY 27, 2021
      NHTSA ID:
      #10198154

      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 »

    • TSB #T-SB-0034-21

      Date Announced:
      MAY 27, 2021
      NHTSA ID:
      #10198154

      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 »

    LANE DEPARTURE

    • TSB #T-TT-0537-19_Rev

      Date Announced:
      APR 09, 2020
      NHTSA ID:
      #10174896

      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 #TSB008921Rev2

      Date Announced:
      JUN 07, 2022
      NHTSA ID:
      #10224104

      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-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-SB-0035-21

      Date Announced:
      MAY 27, 2021
      NHTSA ID:
      #10198155

      TSB: 2022 model year Toyota vehicles are equipped with driver side floor mat retainers to secure the floor mat in the correct position. In addition, some models may also utilize retainers for passenger side and rear seat floor mats. Read More »

    • TSB #T-SB-0071-20 Rev

      Date Announced:
      MAY 19, 2021
      NHTSA ID:
      #10198135

      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-0025-21

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10198104

      TSB: Some 2020 ? 2021 model year vehicles equipped with Audio, Audio Plus, or Premium Audio (versions 1784) or earlier may exhibit one or more of the following conditions: ?Intermittent blank screen. ?Navigation map update fails. Read More »

    • TSB #T-SB-0095-20

      Date Announced:
      SEP 30, 2020
      NHTSA ID:
      #10181782

      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-0041-20 Rev

      Date Announced:
      AUG 11, 2020
      NHTSA ID:
      #10179749

      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 ... 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 #T-TT-0606-20

      Date Announced:
      APR 23, 2020
      NHTSA ID:
      #10174921

      TT: Due to the challenges caused by the COVID-19 virus threat, some dealers are experiencing reduced traffic into their stores and causing dealer stock to age. Read More »

    • TSB #T-SB-0039-20

      Date Announced:
      APR 15, 2020
      NHTSA ID:
      #10174904

      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-0037-20

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10174902

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

    EQUIPMENT:ELECTRICAL

    • TSB #T-TT-0678-21 Rev

      Date Announced:
      DEC 15, 2022
      NHTSA ID:
      #10230371

      TT: Some 19CY LG DCM equipped vehicles may not be able to complete the firmware update due to not having an active account or waived services during the trial. Follow the steps below to enable ?Temp DCM Activation?. Read More »

    • TSB #T-TT-0678-21

      Date Announced:
      DEC 20, 2021
      NHTSA ID:
      #10206530

      TT: Some 19CY LG DCM equipped vehicles may not be able to complete the firmware update due to not having an active account or waived services during the trial. Follow the steps below to enable ?Temp DCM Activation?. Read More »

    • 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-0095-20 Rev

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10186193

      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 »

    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-TT-0611-20 Rev

      Date Announced:
      MAY 07, 2021
      NHTSA ID:
      #10198127

      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: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-SB-0027-20 Obs

      Date Announced:
      AUG 03, 2020
      NHTSA ID:
      #10179594

      TSB: OBSOLETE NOTICE August 3, 2020: This bulletin is no longer applicable and is now obsolete. 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-0035-21

      Date Announced:
      MAY 27, 2021
      NHTSA ID:
      #10198155

      TSB: 2022 model year Toyota vehicles are equipped with driver side floor mat retainers to secure the floor mat in the correct position. In addition, some models may also utilize retainers for passenger side and rear seat floor mats. Read More »

    • TSB #T-SB-0071-20 Rev

      Date Announced:
      MAY 19, 2021
      NHTSA ID:
      #10198135

      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-0025-21

      Date Announced:
      MAY 03, 2021
      NHTSA ID:
      #10198104

      TSB: Some 2020 ? 2021 model year vehicles equipped with Audio, Audio Plus, or Premium Audio (versions 1784) or earlier may exhibit one or more of the following conditions: ?Intermittent blank screen. ?Navigation map update fails. Read More »

    • TSB #T-SB-0095-20

      Date Announced:
      SEP 30, 2020
      NHTSA ID:
      #10181782

      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 »

    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 »