Toyota Mirai Service Bulletins
246 manufacturer communications on file.
- June 13, 2025•Document ID: 11020657Service CampaignELECTRICAL SYSTEM
- Mfr Comm. #:
- T-SB-0058-23 Rev1
- Date Added:
- July 10, 2025
- Manufacturer:
- TOYOTA
SummaryThe air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and repairing refrigerant leaks.
Associated Products (67)2026 Toyota Crown2026 Toyota Yaris2025 Toyota 4Runner2025 Toyota bZ4X2025 Toyota Camry2025 Toyota Corolla2025 Toyota Corolla Cross2025 Toyota Crown2025 Toyota Crown Signia2025 Toyota GR Corolla2025 Toyota Grand Highlander2025 Toyota Highlander2025 Toyota Mirai2025 Toyota Prius2025 Toyota RAV42025 Toyota Tacoma2025 Toyota Tundra2025 Toyota Yaris2024 Toyota 4Runner2024 Toyota bZ4X+ 47 moreAssociated Documents - June 2, 2025•Document ID: 11020646Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- T-SB-0009-25 Rev1
- Date Added:
- July 10, 2025
- Manufacturer:
- TOYOTA
SummaryLong-term or off-site storage requires special care to maintain vehicle condition. The following guidelines should be performed to minimize vehicle component/part degradation due to extended vehicle storage conditions. Long-term storage can affect a vehicle’s systems and components. Any problems that are found should be corrected immediately.
Associated Products (14)Associated Documents - June 2, 2025•Document ID: 11020645Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- T-SB-0007-25 Rev1
- Date Added:
- July 10, 2025
- Manufacturer:
- TOYOTA
Summary2026 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. During Pre-Delivery Service (PDS), follow the appropriate Installation Procedure to attach the driver side, and if applicable, the passenger side and rear seat floor mats to the vehicle carpet using the floor mat retainers. If installation instructions are included in the floor mat kit, place the instructions in the vehicle’s glove box for customer reference.
Associated Products (14)Associated Documents - June 2, 2025•Document ID: 11020644Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- T-SB-0005-25 Rev1
- Date Added:
- July 10, 2025
- Manufacturer:
- TOYOTA
SummaryDuring the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. If the wheels are replaced or refinished before vehicle delivery, it is important that the tires remain on the vehicle in the same location and in the same direction of rotation.
Associated Products (14)Associated Documents - April 2, 2025•Document ID: 11019332Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-TT-0780-25
- Date Added:
- June 6, 2025
- Manufacturer:
- TOYOTA
SummaryTo assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by FTS and/or FPE.
Associated Products (30)2024 Toyota 4Runner2024 Toyota Camry2023 Toyota 4Runner2023 Toyota Camry2023 Toyota Tacoma2022 Toyota 4Runner2022 Toyota Avalon2022 Toyota C-HR2022 Toyota Camry2022 Toyota Corolla2022 Toyota Corolla Cross2022 Toyota Highlander2022 Toyota Mirai2022 Toyota Prius2022 Toyota RAV42022 Toyota Sequoia2022 Toyota Tacoma2021 Toyota 4Runner2021 Toyota Avalon2021 Toyota C-HR+ 10 moreAssociated Documents - April 2, 2025•Document ID: 11019331Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-TT-0779-25
- Date Added:
- June 6, 2025
- Manufacturer:
- TOYOTA
SummaryTo assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by FTS and/or FPE.
Associated Products (37)2025 Toyota 4Runner2025 Toyota bZ4X2025 Toyota Corolla2025 Toyota Corolla Cross2025 Toyota Crown2025 Toyota Crown Signia2025 Toyota GR Corolla2025 Toyota Grand Highlander2025 Toyota Highlander2025 Toyota Mirai2025 Toyota Prius2025 Toyota RAV42025 Toyota Tacoma2025 Toyota Tundra2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander+ 17 moreAssociated Documents - April 2, 2025•Document ID: 11018329Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-TT-0780-25
- Date Added:
- May 15, 2025
- Manufacturer:
- TOYOTA
SummaryTo assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by FTS and/or FPE.
Associated Products (30)2024 Toyota 4Runner2024 Toyota Camry2023 Toyota 4Runner2023 Toyota Camry2023 Toyota Tacoma2022 Toyota 4Runner2022 Toyota Avalon2022 Toyota C-HR2022 Toyota Camry2022 Toyota Corolla2022 Toyota Corolla Cross2022 Toyota Highlander2022 Toyota Mirai2022 Toyota Prius2022 Toyota RAV42022 Toyota Sequoia2022 Toyota Tacoma2021 Toyota 4Runner2021 Toyota Avalon2021 Toyota C-HR+ 10 moreAssociated Documents - April 2, 2025•Document ID: 11018328Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-TT-0779-25
- Date Added:
- May 15, 2025
- Manufacturer:
- TOYOTA
SummaryTo assist with the early detection and early resolution of audio related concerns you may be asked to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by FTS and/or FPE.
Associated Products (37)2025 Toyota 4Runner2025 Toyota bZ4X2025 Toyota Corolla2025 Toyota Corolla Cross2025 Toyota Crown2025 Toyota Crown Signia2025 Toyota GR Corolla2025 Toyota Grand Highlander2025 Toyota Highlander2025 Toyota Mirai2025 Toyota Prius2025 Toyota RAV42025 Toyota Tacoma2025 Toyota Tundra2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander+ 17 moreAssociated Documents - February 20, 2025•Document ID: 11016792Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- T-SB-0043-23 Rev1
- Date Added:
- April 8, 2025
- Manufacturer:
- TOYOTA
SummarySome 2021 – 2022 model year Mirai vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes (DTCs) present: •P1F6C71 – Air Sealing Valve Actuator Stuck •P1F6E71 – Air Pressure Regulating Valve Actuator Stuck The EV control computer logic has been modified to reduce the possibility of this condition.
Associated Products (2)Associated Documents - February 20, 2025•Document ID: 11015506Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- T-SB-0043-23 Rev1
- Date Added:
- March 11, 2025
- Manufacturer:
- TOYOTA
SummarySome 2021 – 2022 model year Mirai vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes (DTCs) present: •P1F6C71 – Air Sealing Valve Actuator Stuck •P1F6E71 – Air Pressure Regulating Valve Actuator Stuck The EV control computer logic has been modified to reduce the possibility of this condition.
Associated Products (2)Associated Documents - February 12, 2025•Document ID: 11015882Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- T-SB-0107-20 Rev2
- Date Added:
- March 25, 2025
- Manufacturer:
- TOYOTA
SummaryOBSOLETE NOTICE February 11, 2025: This bulletin is now obsolete. Please see T-SB-0021-25.
Associated Products (23)2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander2024 Toyota Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota Tundra2023 Toyota bZ4X2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Mirai2023 Toyota Prius2023 Toyota Tundra2022 Toyota Corolla Cross2022 Toyota Mirai+ 3 moreAssociated Documents - February 11, 2025•Document ID: 11016786Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-SB-0106-22 Rev2
- Date Added:
- April 8, 2025
- Manufacturer:
- TOYOTA
SummarySome 2018 – 2024 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. The SST is used with applicable vehicles to deliver the update, however, the process for generating license keys differs from previous generations.
Associated Products (29)2024 Toyota 4Runner2024 Toyota Camry2023 Toyota 4Runner2023 Toyota Camry2023 Toyota Tacoma2022 Toyota 4Runner2022 Toyota Avalon2022 Toyota C-HR2022 Toyota Camry2022 Toyota Corolla2022 Toyota Corolla Cross2022 Toyota Highlander2022 Toyota Mirai2022 Toyota Prius2022 Toyota RAV42022 Toyota Sequoia2022 Toyota Tacoma2021 Toyota 4Runner2021 Toyota Avalon2021 Toyota C-HR+ 9 moreAssociated Documents - February 11, 2025•Document ID: 11015500Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-SB-0106-22 Rev2
- Date Added:
- March 11, 2025
- Manufacturer:
- TOYOTA
SummarySome 2018 – 2024 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. The SST is used with applicable vehicles to deliver the update, however, the process for generating license keys differs from previous generations.
Associated Products (29)2024 Toyota 4Runner2024 Toyota Camry2023 Toyota 4Runner2023 Toyota Camry2023 Toyota Tacoma2022 Toyota 4Runner2022 Toyota Avalon2022 Toyota C-HR2022 Toyota Camry2022 Toyota Corolla2022 Toyota Corolla Cross2022 Toyota Highlander2022 Toyota Mirai2022 Toyota Prius2022 Toyota RAV42022 Toyota Sequoia2022 Toyota Tacoma2021 Toyota 4Runner2021 Toyota Avalon2021 Toyota C-HR+ 9 moreAssociated Documents - February 10, 2025•Document ID: 11016782Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- T-SB-0021-25
- Date Added:
- April 8, 2025
- Manufacturer:
- TOYOTA
SummaryFlash reprogramming allows the Electronic Control Unit (ECU) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix procedures described in individual Service Bulletins. This bulletin details the Global Techstream+ (GTS+) ECU flash reprogramming procedures and outlines use of the Technical Information System (TIS) and the Calibration Update Wizard+ (CUW+). To ensure the correct ECU software is installed, ECUs will require a Security Signature before the ECU will initialize the flash reprogramming sequence. This bulletin also details the process for acquiring a Security Signature from TIS during the GTS+ ECU flash reprogramming process.
Associated Products (36)2025 Toyota bZ4X2025 Toyota Corolla2025 Toyota Corolla Cross2025 Toyota Crown2025 Toyota Crown Signia2025 Toyota GR Corolla2025 Toyota Grand Highlander2025 Toyota Highlander2025 Toyota Mirai2025 Toyota Prius2025 Toyota Tacoma2025 Toyota Tundra2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander2024 Toyota Highlander2024 Toyota Mirai+ 16 moreAssociated Documents - February 10, 2025•Document ID: 11016781Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-SB-0013-24 Rev1
- Date Added:
- April 8, 2025
- Manufacturer:
- TOYOTA
SummaryThe 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. Another feature, Add/Remove Key, is also available. Once a key is removed, it can never be reused.
Associated Products (54)2025 Toyota 4Runner2025 Toyota bZ4X2025 Toyota Camry2025 Toyota Corolla2025 Toyota Corolla Cross2025 Toyota Crown2025 Toyota GR Corolla2025 Toyota Grand Highlander2025 Toyota Highlander2025 Toyota Mirai2025 Toyota Prius2025 Toyota RAV42025 Toyota Tacoma2025 Toyota Tundra2024 Toyota 4Runner2024 Toyota bZ4X2024 Toyota Camry2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown+ 34 moreAssociated Documents - February 10, 2025•Document ID: 11015496Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- T-SB-0021-25
- Date Added:
- March 11, 2025
- Manufacturer:
- TOYOTA
SummaryFlash reprogramming allows the Electronic Control Unit (ECU) software to be updated without replacing the ECU. Flash calibration updates for specific vehicle models/ECUs are released as field-fix procedures described in individual Service Bulletins. This bulletin details the Global Techstream+ (GTS+) ECU flash reprogramming procedures and outlines use of the Technical Information System (TIS) and the Calibration Update Wizard+ (CUW+). To ensure the correct ECU software is installed, ECUs will require a Security Signature before the ECU will initialize the flash reprogramming sequence. This bulletin also details the process for acquiring a Security Signature from TIS during the GTS+ ECU flash reprogramming process.
Associated Products (36)2025 Toyota bZ4X2025 Toyota Corolla2025 Toyota Corolla Cross2025 Toyota Crown2025 Toyota Crown Signia2025 Toyota GR Corolla2025 Toyota Grand Highlander2025 Toyota Highlander2025 Toyota Mirai2025 Toyota Prius2025 Toyota Tacoma2025 Toyota Tundra2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander2024 Toyota Highlander2024 Toyota Mirai+ 16 moreAssociated Documents - February 10, 2025•Document ID: 11015495Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-SB-0013-24 Rev1
- Date Added:
- March 11, 2025
- Manufacturer:
- TOYOTA
SummaryThe 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. Another feature, Add/Remove Key, is also available. Once a key is removed, it can never be reused.
Associated Products (54)2025 Toyota 4Runner2025 Toyota bZ4X2025 Toyota Camry2025 Toyota Corolla2025 Toyota Corolla Cross2025 Toyota Crown2025 Toyota GR Corolla2025 Toyota Grand Highlander2025 Toyota Highlander2025 Toyota Mirai2025 Toyota Prius2025 Toyota RAV42025 Toyota Tacoma2025 Toyota Tundra2024 Toyota 4Runner2024 Toyota bZ4X2024 Toyota Camry2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown+ 34 moreAssociated Documents - January 30, 2025•Document ID: 11014211Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-SB-0120-20 Rev2
- Date Added:
- February 12, 2025
- Manufacturer:
- TOYOTA
SummaryOBSOLETE NOTICE January 30, 2025: This bulletin is now obsolete. Please see T-SB-0015-25.
Associated Products (19)2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander2024 Toyota Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota Tacoma2024 Toyota Tundra2023 Toyota bZ4X2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Prius2023 Toyota Tundra2022 Toyota TundraAssociated Documents - January 29, 2025•Document ID: 11014209Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- T-SB-0015-25
- Date Added:
- February 12, 2025
- Manufacturer:
- TOYOTA
SummarySome 2021 – 2025 model year Toyota vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (ECU) is replaced. GTS+ software has been modified to indicate when configuration software is required. A new Configure column has been added to the GTS+ Health Check Results screen to show when configuration software is available for a specific ECU.
Associated Products (32)2025 Toyota 4Runner2025 Toyota bZ4X2025 Toyota Corolla2025 Toyota Corolla Cross2025 Toyota Crown2025 Toyota Crown Signia2025 Toyota GR Corolla2025 Toyota Grand Highlander2025 Toyota Highlander2025 Toyota Mirai2025 Toyota Prius2025 Toyota Tacoma2025 Toyota Tundra2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander2024 Toyota Highlander+ 12 moreAssociated Documents - January 24, 2025•Document ID: 11014200Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- T-SB-0013-25
- Date Added:
- February 12, 2025
- Manufacturer:
- TOYOTA
SummaryLong-term or off-site storage requires special care to maintain vehicle condition. The following guidelines should be performed to minimize vehicle component/part degradation due to extended vehicle storage conditions. Long-term storage can affect a vehicle’s systems and components. Any problems that are found should be corrected immediately.
Associated Products (14)Associated Documents