Toyota bZ4X Service Bulletins (2023)
161 manufacturer communications on file.
- November 15, 2023•Document ID: 10247809Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23TJ01
- Date Added:
- December 26, 2023
- Manufacturer:
- TOYOTA
SummaryTI: TECHNICAL INSTRUCTIONS FOR 23TJ01 Second Key Delivery Program Multiple Models and Model Years
Associated Products (11)Associated Documents - October 12, 2023•Document ID: 10245459Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23TJ01P3_TI_fina
- Date Added:
- November 27, 2023
- Manufacturer:
- TOYOTA
SummaryTI: TECHNICAL INSTRUCTIONS FOR 23TJ01 Second Key Delivery Program Multiple Models and Model Years
Associated Products (6)Associated Documents - October 12, 2023•Document ID: 10245458Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23TJ01_P3_Dealer
- Date Added:
- November 27, 2023
- Manufacturer:
- TOYOTA
SummaryDP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. The affected vehicles were delivered with one (1) Smart Key and a second mechanical key.
Associated Products (6)Associated Documents - October 11, 2023•Document ID: 10245455Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER
- Mfr Comm. #:
- 23TJ01P3_RL_fina
- Date Added:
- November 27, 2023
- Manufacturer:
- TOYOTA
SummaryRL: The supply of Smart Keys available for Toyota vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impacting certain microchips. Affected vehicles have been delivered with only one Smart Key and a second mechanical key.
Associated Products (6)Associated Documents - October 4, 2023•Document ID: 10245449Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 23TC05_FAQ_10.04
- Date Added:
- November 27, 2023
- Manufacturer:
- TOYOTA
SummaryFAQ: Certain 2023 Model Year bZ4X EV Charging Performance + Display Software Update Frequently Asked Questions
Associated Products (1)Associated Documents - October 4, 2023•Document ID: 10245448Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 23TC05_Dealer Pa
- Date Added:
- November 27, 2023
- Manufacturer:
- TOYOTA
SummaryDP: A software update has been developed for certain 2023 model year bZ4X vehicles. It is designed to improve DC-charging performance, and enhance visualization of the remaining range, current state of charge (SOC), and real-life energy consumption.
Associated Products (1)Associated Documents - August 31, 2023•Document ID: 10243081Service Bulletin/Repair InstructionsAIR BAGS
- Mfr Comm. #:
- 23TC01b
- Date Added:
- October 2, 2023
- Manufacturer:
- TOYOTA
SummaryTI: TECHNICAL INSTRUCTIONS FOR 23TC01 TOYOTA SAFETY SENSE INOPERATIVE INTERMITTENTLY
Associated Products (3)Associated Documents - August 31, 2023•Document ID: 10243080Service Bulletin/Repair InstructionsLANE DEPARTURE; FORWARD COLLISION AVOIDANCE; ELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 23TC01a
- Date Added:
- October 2, 2023
- Manufacturer:
- TOYOTA
SummaryRL: The subject vehicles are equipped with Toyota Safety Sense (TSS) which consists of several driving assist features, including pre-collision braking, lane departure warning, and more. Due to the programming of the software within the forward recognition camera, there is a possibility that under certain conditions, TSS functions could become inoperative for approximately 4 seconds before rebooting and becoming operational again.
Associated Products (3)Associated Documents - August 31, 2023•Document ID: 10243079Service Bulletin/Repair InstructionsAIR BAGS; LANE DEPARTURE
- Mfr Comm. #:
- 23TC01
- Date Added:
- October 2, 2023
- Manufacturer:
- TOYOTA
SummaryDP: The subject vehicles are equipped with Toyota Safety Sense (TSS) which consists of several driving assist features, including pre-collision braking, lane departure warning, and more. Due to inappropriate programming of the software within the forward recognition camera, there is a possibility that under certain conditions, TSS functions could become inoperative for approximately 4 seconds before rebooting and becoming operational again.
Associated Products (3)Associated Documents - August 31, 2023•Document ID: 10242522Service Bulletin/Repair InstructionsAIR BAGS
- Mfr Comm. #:
- 23TC01 TI - Publ
- Date Added:
- September 18, 2023
- Manufacturer:
- TOYOTA
SummaryTI: TECHNICAL INSTRUCTIONS FOR 23TC01 TOYOTA SAFETY SENSE INOPERATIVE INTERMITTENTLY
Associated Products (3)Associated Documents - August 31, 2023•Document ID: 10242521Service Bulletin/Repair InstructionsLANE DEPARTURE; AIR BAGS
- Mfr Comm. #:
- 23TC01 Region Le
- Date Added:
- September 18, 2023
- Manufacturer:
- TOYOTA
SummaryRL: The subject vehicles are equipped with Toyota Safety Sense (TSS) which consists of several driving assist features, including pre-collision braking, lane departure warning, and more. Due to the programming of the software within the forward recognition camera, there is a possibility that under certain conditions, TSS functions could become inoperative for approximately 4 seconds before rebooting and becoming operational again.
Associated Products (3)Associated Documents - August 31, 2023•Document ID: 10242520Service Bulletin/Repair InstructionsLANE DEPARTURE; AIR BAGS
- Mfr Comm. #:
- 23TC01 Dealer Pa
- Date Added:
- September 18, 2023
- Manufacturer:
- TOYOTA
SummaryDP: The subject vehicles are equipped with Toyota Safety Sense (TSS) which consists of several driving assist features, including pre-collision braking, lane departure warning, and more. Due to inappropriate programming of the software within the forward recognition camera, there is a possibility that under certain conditions, TSS functions could become inoperative for approximately 4 seconds before rebooting and becoming operational again.
Associated Products (3)Associated Documents - August 21, 2023•Document ID: 10244115Service Bulletin/Repair InstructionsVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS
- Mfr Comm. #:
- TSB005823
- Date Added:
- October 16, 2023
- Manufacturer:
- TOYOTA
SummaryTSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Follow the procedures outlined in this service bulletin to aid in locating, inspecting, and repairing refrigerant leaks
Associated Products (37)2023 Toyota 4Runner2023 Toyota bZ4X2023 Toyota Camry2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Highlander2023 Toyota Mirai2023 Toyota Prius2023 Toyota RAV42023 Toyota Tundra2023 Toyota Venza2022 Toyota 4Runner2022 Toyota Avalon2022 Toyota Camry2022 Toyota Corolla2022 Toyota Corolla Cross2022 Toyota Highlander2022 Toyota Mirai+ 17 moreAssociated Documents - August 17, 2023•Document ID: 10244113Service Bulletin/Repair InstructionsEQUIPMENT; AIR BAGS; VEHICLE SPEED CONTROL
- Mfr Comm. #:
- TSB003220
- Date Added:
- October 16, 2023
- Manufacturer:
- TOYOTA
SummaryTSB: Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979 ? 2023 model year vehicles may be available provided the requests meet the criteria listed in this Service Bulletin. Follow the Procurement Procedure in this bulletin to request a replacement certification label or VIN plate.
Associated Products (43)2023 Toyota 4Runner2023 Toyota bZ4X2023 Toyota Camry2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Highlander2023 Toyota Mirai2023 Toyota Prius2023 Toyota RAV42023 Toyota Tacoma2023 Toyota Tundra2023 Toyota Venza2022 Toyota 4Runner2022 Toyota Avalon2022 Toyota C-HR2022 Toyota Camry2022 Toyota Corolla2022 Toyota Corolla Cross+ 23 moreAssociated Documents - August 17, 2023•Document ID: 10244111Service Bulletin/Repair InstructionsUNKNOWN OR OTHER; COMMUNICATION:MANUFACTURER TELEMATICS
- Mfr Comm. #:
- TTT073723
- Date Added:
- October 16, 2023
- Manufacturer:
- TOYOTA
SummaryTT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assist those customers with user issues, user errors, and compatibility issues with other vehicle systems and external applications encountered while operating telematics features. Toyota has developed and provided the following Telematics Diagnostic Guide to assist dealer technicians.
Associated Products (62)2024 Toyota 4Runner2024 Toyota bZ4X2024 Toyota Camry2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota Supra2024 Toyota Tacoma2024 Toyota Tundra2024 Toyota Venza2023 Toyota 4Runner2023 Toyota bZ4X2023 Toyota Camry2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown+ 42 moreAssociated Documents - July 27, 2023•Document ID: 10241410Service Bulletin/Repair InstructionsBACK OVER PREVENTION:SOFTWARE
- Mfr Comm. #:
- 23TC05B
- Date Added:
- August 28, 2023
- Manufacturer:
- TOYOTA
SummaryTI: TECHNICAL INSTRUCTIONS FOR Software Update 23TC05 EV Charging Performance + Display Software Update CERTAIN 2023 bZ4X
Associated Products (1)Associated Documents - July 27, 2023•Document ID: 10241409Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 23TC05A
- Date Added:
- August 28, 2023
- Manufacturer:
- TOYOTA
SummaryRL: A software update has been developed for certain 2023 model year bZ4X vehicles. It is designed to improve DC-charging performance, and enhance visualization of the remaining range, current state of charge (SOC), and real-life energy consumption.
Associated Products (1)Associated Documents - July 27, 2023•Document ID: 10241408Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE
- Mfr Comm. #:
- 23TC05
- Date Added:
- August 28, 2023
- Manufacturer:
- TOYOTA
SummaryDP: A software update has been developed for certain 2023 model year bZ4X vehicles. It is designed to improve DC-charging performance, and enhance visualization of the remaining range, current state of charge (SOC), and real-life energy consumption.
Associated Products (1)Associated Documents - July 25, 2023•Document ID: 10241404Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
- Mfr Comm. #:
- T-SB-0107-20
- Date Added:
- August 28, 2023
- Manufacturer:
- TOYOTA
SummaryTSB: Flash 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 (25)2024 Toyota bZ4X2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota Tundra2024 Toyota Venza2023 Toyota bZ4X2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Mirai2023 Toyota Prius2023 Toyota Tundra2023 Toyota Venza2022 Toyota Corolla Cross2022 Toyota Mirai+ 5 moreAssociated Documents - July 3, 2023•Document ID: 10241387Service Bulletin/Repair InstructionsWHEELS
- Mfr Comm. #:
- T-SB-0042-23
- Date Added:
- August 28, 2023
- Manufacturer:
- TOYOTA
SummaryTSB: Some 2023 ? 2024 model year Toyota vehicles use hub bolts in place of studs/nuts to fasten the wheels to the vehicle. If non-compatible wheels or hub bolts/nuts are installed, there is increased risk that the wheel(s) could come off resulting in a crash. This service bulletin outlines the physical differences and precautions that should be taken when servicing different wheel and wheel fastener types.
Associated Products (27)2024 Toyota 4Runner2024 Toyota bZ4X2024 Toyota Camry2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota GR Corolla2024 Toyota Grand Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota Supra2024 Toyota Tundra2024 Toyota Venza2023 Toyota 4Runner2023 Toyota bZ4X2023 Toyota Camry2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Highlander+ 7 moreAssociated Documents