Toyota Corolla Service Bulletins (2023)

141 manufacturer communications on file.

• April 15, 2024•Document ID: 11003640

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  T-SB-0120-20 Rev2

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Some 2021 – 2024 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. REVISION NOTICE April 18, 2024 Rev2: •Applicability has been updated to include 2024 model year Tundra, Tundra Hybrid, Venza Hybrid, bZ4X, Corolla, Corolla Cross, Corolla Cross Hybrid, Corolla Hybrid, Crown, GR Corolla, Corolla Hatchback, Prius, Prius Prime, Sequoia Hybrid, Highlander, Grand Highlander, Grand Highlander Hybrid, Land Cruiser, Tacoma, Tacoma Hybrid, and Mirai vehicles and 2023 model year Corolla Hatchback and Prius Prime vehicles. •The Introduction section has been updated. •The Operation Procedure section has been removed. •The Standard ECU Configuration Procedure and ECU Configuration Value Writing Procedure sections have been added.

  Associated Products (25)

  2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota Grand Highlander2024 Toyota GR Corolla2024 Toyota Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota Sequoia2024 Toyota Tacoma2024 Toyota Tundra2024 Toyota Venza2023 Toyota bZ4X2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Prius2023 Toyota Sequoia+ 5 more
  Associated Documents

  • DownloadMC-11003640-0001.pdf↗
• April 15, 2024•Document ID: 11003585

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  T-SB-0120-20 Rev2

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Some 2021 – 2024 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. REVISION NOTICE April 18, 2024 Rev2: •Applicability has been updated to include 2024 model year Tundra, Tundra Hybrid, Venza Hybrid, bZ4X, Corolla, Corolla Cross, Corolla Cross Hybrid, Corolla Hybrid, Crown, GR Corolla, Corolla Hatchback, Prius, Prius Prime, Sequoia Hybrid, Highlander, Grand Highlander, Grand Highlander Hybrid, Land Cruiser, Tacoma, Tacoma Hybrid, and Mirai vehicles and 2023 model year Corolla Hatchback and Prius Prime vehicles. •The Introduction section has been updated. •The Operation Procedure section has been removed. •The Standard ECU Configuration Procedure and ECU Configuration Value Writing Procedure sections have been added.

  Associated Products (25)

  2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota Grand Highlander2024 Toyota GR Corolla2024 Toyota Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota Sequoia2024 Toyota Tacoma2024 Toyota Tundra2024 Toyota Venza2023 Toyota bZ4X2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Prius2023 Toyota Sequoia+ 5 more
  Associated Documents

  • DownloadMC-11003585-0001.pdf↗
• April 11, 2024•Document ID: 11003621

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  T-SB-0111-20 Rev2

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  When certain vehicle ECUs are replaced, the ECU Security Key must be written in order for that ECU to communicate on the vehicle network. The GTS+ Software Health Check Results screen has been enhanced to help identify if a replacement ECU requires an ECU Security Key. REVISION NOTICE April 11, 2024 Rev2: •Applicability has been updated to include 2023 – 2024 model year 86, Corolla, Corolla Cross, Corolla Cross Hybrid, Crown, GR Corolla, Mirai, Prius, Prius Prime, RAV4 Prime, Sequoia Hybrid, Sienna Hybrid, Tundra, Tundra Hybrid, Venza Hybrid, and Yaris and 2024 model year bZ4X, Highlander, Highlander Hybrid, Grand Highlander, and Grand Highlander Hybrid vehicles. •The entire bulletin has been updated to represent GTS+ Software. July 08, 2022 Rev1: •Applicability has been updated to include 2022 model year 86, Corolla Cross, Mirai, Tundra, and Tundra Hybrid vehicles and 2023 model year bZ4X vehicles. Any previous printed versions of this bulletin should be discarded.

  Associated Products (38)

  2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota Grand Highlander2024 Toyota GR Corolla2024 Toyota Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota RAV42024 Toyota Sequoia2024 Toyota Sienna2024 Toyota Tundra2024 Toyota Venza2023 Toyota bZ4X2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Mirai+ 18 more
  Associated Documents

  • DownloadMC-11003621-0001.pdf↗
• April 11, 2024•Document ID: 11003619

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  T-TT-0754-24

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Customers have expressed concerns about the performance of Qi Wireless Chargers. Wireless chargers on applicable vehicles are designed to work with Qi Certified devices only. MagSafe devices, that are not Qi Certified, may not charge as expected with Qi Wireless Chargers.

  Associated Products (94)

  2024 Toyota bZ4X2024 Toyota Camry2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Grand Highlander2024 Toyota GR Corolla2024 Toyota Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota RAV42024 Toyota Sequoia2024 Toyota Sienna2024 Toyota Supra2024 Toyota Tacoma2024 Toyota Tundra2024 Toyota Venza2023 Toyota bZ4X2023 Toyota Camry2023 Toyota Corolla2023 Toyota Corolla Cross+ 74 more
  Associated Documents

  • DownloadMC-11003619-0001.pdf↗
• April 11, 2024•Document ID: 11003566

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  T-SB-0111-20 Rev2

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  When certain vehicle ECUs are replaced, the ECU Security Key must be written in order for that ECU to communicate on the vehicle network. The GTS+ Software Health Check Results screen has been enhanced to help identify if a replacement ECU requires an ECU Security Key. REVISION NOTICE April 11, 2024 Rev2: •Applicability has been updated to include 2023 – 2024 model year 86, Corolla, Corolla Cross, Corolla Cross Hybrid, Crown, GR Corolla, Mirai, Prius, Prius Prime, RAV4 Prime, Sequoia Hybrid, Sienna Hybrid, Tundra, Tundra Hybrid, Venza Hybrid, and Yaris and 2024 model year bZ4X, Highlander, Highlander Hybrid, Grand Highlander, and Grand Highlander Hybrid vehicles. •The entire bulletin has been updated to represent GTS+ Software. July 08, 2022 Rev1: •Applicability has been updated to include 2022 model year 86, Corolla Cross, Mirai, Tundra, and Tundra Hybrid vehicles and 2023 model year bZ4X vehicles. Any previous printed versions of this bulletin should be discarded.

  Associated Products (38)

  2024 Toyota bZ4X2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota Grand Highlander2024 Toyota GR Corolla2024 Toyota Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota RAV42024 Toyota Sequoia2024 Toyota Sienna2024 Toyota Tundra2024 Toyota Venza2023 Toyota bZ4X2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla2023 Toyota Mirai+ 18 more
  Associated Documents

  • DownloadMC-11003566-0001.pdf↗
• April 11, 2024•Document ID: 11003564

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  T-TT-0754-24

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Customers have expressed concerns about the performance of Qi Wireless Chargers. Wireless chargers on applicable vehicles are designed to work with Qi Certified devices only. MagSafe devices, that are not Qi Certified, may not charge as expected with Qi Wireless Chargers.

  Associated Products (94)

  2024 Toyota bZ4X2024 Toyota Camry2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Grand Highlander2024 Toyota GR Corolla2024 Toyota Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota RAV42024 Toyota Sequoia2024 Toyota Sienna2024 Toyota Supra2024 Toyota Tacoma2024 Toyota Tundra2024 Toyota Venza2023 Toyota bZ4X2023 Toyota Camry2023 Toyota Corolla2023 Toyota Corolla Cross+ 74 more
  Associated Documents

  • DownloadMC-11003564-0001.pdf↗
• April 4, 2024•Document ID: 11003613

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  T-TT-0753-24

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Some technicians may report an engine oil leak from the Engine Oil Level Sensor area

  Associated Products (8)

  2024 Toyota Corolla2024 Toyota Corolla Cross2023 Toyota Corolla2023 Toyota Corolla Cross2022 Toyota Corolla2022 Toyota Corolla Cross2021 Toyota Corolla2020 Toyota Corolla
  Associated Documents

  • DownloadMC-11003613-0001.pdf↗
• April 4, 2024•Document ID: 11003558

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  T-TT-0753-24

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Some technicians may report an engine oil leak from the Engine Oil Level Sensor area

  Associated Products (8)

  2024 Toyota Corolla2024 Toyota Corolla Cross2023 Toyota Corolla2023 Toyota Corolla Cross2022 Toyota Corolla2022 Toyota Corolla Cross2021 Toyota Corolla2020 Toyota Corolla
  Associated Documents

  • DownloadMC-11003558-0001.pdf↗
• April 1, 2024•Document ID: 11003604

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  T-SB-0088-23

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Some 2020 – 2024 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go away when the engine Revolutions Per Minute (RPM) are above idle. This condition is typically found on vehicles in warm climates/weather. No Diagnostic Trouble Codes (DTCs) are associated with this condition. REVISION NOTICE April 01, 2024 Rev1: •The Warranty Information section has been updated

  Associated Products (5)

  2024 Toyota Corolla2023 Toyota Corolla2022 Toyota Corolla2021 Toyota Corolla2020 Toyota Corolla
  Associated Documents

  • DownloadMC-11003604-0001.pdf↗
• April 1, 2024•Document ID: 11003602

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  T-SB-0016-24

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Some 2020 – 2024 Corolla HV, 2017 – 2022 Prius Prime, and 2016 – 2022 Prius vehicles equipped with a 2ZR-FXE engine may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P210015 (Throttle Actuator "A" Control Motor Circuit Short to Battery or Open), or P210019 (Throttle Actuator "A" Control Motor Circuit Current Above Threshold), or P211172 (Throttle Actuator "A" Control System Actuator Stuck Open) present. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition

  Associated Products (12)

  2024 Toyota Corolla2023 Toyota Corolla2022 Toyota Corolla2022 Toyota Prius2021 Toyota Corolla2021 Toyota Prius2020 Toyota Corolla2020 Toyota Prius2019 Toyota Prius2018 Toyota Prius2017 Toyota Prius2016 Toyota Prius
  Associated Documents

  • DownloadMC-11003602-0001.pdf↗
• April 1, 2024•Document ID: 11003549

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  T-SB-0088-23

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Some 2020 – 2024 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go away when the engine Revolutions Per Minute (RPM) are above idle. This condition is typically found on vehicles in warm climates/weather. No Diagnostic Trouble Codes (DTCs) are associated with this condition. REVISION NOTICE April 01, 2024 Rev1: •The Warranty Information section has been updated

  Associated Products (5)

  2024 Toyota Corolla2023 Toyota Corolla2022 Toyota Corolla2021 Toyota Corolla2020 Toyota Corolla
  Associated Documents

  • DownloadMC-11003549-0001.pdf↗
• April 1, 2024•Document ID: 11003547

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  T-SB-0016-24

  Date Added:

  July 6, 2024

  Manufacturer:

  TOYOTA

  Summary

  Some 2020 – 2024 Corolla HV, 2017 – 2022 Prius Prime, and 2016 – 2022 Prius vehicles equipped with a 2ZR-FXE engine may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P210015 (Throttle Actuator "A" Control Motor Circuit Short to Battery or Open), or P210019 (Throttle Actuator "A" Control Motor Circuit Current Above Threshold), or P211172 (Throttle Actuator "A" Control System Actuator Stuck Open) present. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition

  Associated Products (12)

  2024 Toyota Corolla2023 Toyota Corolla2022 Toyota Corolla2022 Toyota Prius2021 Toyota Corolla2021 Toyota Prius2020 Toyota Corolla2020 Toyota Prius2019 Toyota Prius2018 Toyota Prius2017 Toyota Prius2016 Toyota Prius
  Associated Documents

  • DownloadMC-11003547-0001.pdf↗
• March 4, 2024•Document ID: 10253225

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  T-SB-0013-24

  Date Added:

  April 15, 2024

  Manufacturer:

  TOYOTA

  Summary

  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. Another feature, Add/Remove Key, is also available. Once a key is removed, it can never be reused.

  Associated Products (53)

  2024 Toyota 4Runner2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota Grand Highlander2024 Toyota GR Corolla2024 Toyota Highlander2024 Toyota Mirai2024 Toyota Prius2024 Toyota RAV42024 Toyota Sequoia2024 Toyota Sienna2024 Toyota Tacoma2024 Toyota Tundra2024 Toyota Venza2023 Toyota 4Runner2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota GR Corolla+ 33 more
  Associated Documents

  • DownloadMC-10253225-0001.pdf↗
• March 4, 2024•Document ID: 10253223

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  T-PANT-2024-004-

  Date Added:

  April 15, 2024

  Manufacturer:

  TOYOTA

  Summary

  This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life Coolant, effective March 1, 2024. These products are ordered through the Toyota Complete Maintenance Care (TCMC) website.

  Associated Products (469)

  2025 Toyota 4Runner2025 Toyota bZ4X2025 Toyota Camry2025 Toyota Corolla2025 Toyota Corolla Cross2025 Toyota Crown2025 Toyota Grand Highlander2025 Toyota GR Corolla2025 Toyota Highlander2025 Toyota Land Cruiser2025 Toyota Mirai2025 Toyota Prius2025 Toyota RAV42025 Toyota Sequoia2025 Toyota Sienna2025 Toyota Supra2025 Toyota Tacoma2025 Toyota Tundra2024 Toyota 4Runner2024 Toyota bZ4X+ 449 more
  Associated Documents

  • DownloadMC-10253223-0001.pdf↗
• February 15, 2024•Document ID: 10252251

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC; LANE DEPARTURE; ENGINE AND ENGINE COOLING:COOLING SYSTEM

  Mfr Comm. #:

  TSB010421

  Date Added:

  April 1, 2024

  Manufacturer:

  TOYOTA

  Summary

  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. ?An ?Oil Pressure Low? warning message on the Multi-information Display (MID). ?A MIL ON condition with Diagnostic Trouble Codes (DTCs) P05202A (Engine Oil Pressure Sensor/Switch ?A? Signal Stuck in Range) and/or P052477 (Engine Oil Pressure Too Low [Severe]) present. Moisture from blow-by gases condenses and accumulates in the engine oil during short trips in extreme cold weather. When the moisture in the oil freezes, the oil pressure may drop, and the aforementioned warning indicators may display. Follow the procedures in this bulletin to address these conditions.

  Associated Products (46)

  2024 Toyota Camry2024 Toyota Corolla2024 Toyota Corolla Cross2024 Toyota Crown2024 Toyota Grand Highlander2024 Toyota Highlander2024 Toyota Prius2024 Toyota RAV42024 Toyota Sequoia2024 Toyota Sienna2024 Toyota Venza2023 Toyota Camry2023 Toyota Corolla2023 Toyota Corolla Cross2023 Toyota Crown2023 Toyota Highlander2023 Toyota Prius2023 Toyota RAV42023 Toyota Sequoia2023 Toyota Sienna+ 26 more
  Associated Documents

  • DownloadMC-10252251-0001.pdf↗
• November 29, 2023•Document ID: 10247830

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION; UNKNOWN OR OTHER

  Mfr Comm. #:

  TTT074423

  Date Added:

  December 26, 2023

  Manufacturer:

  TOYOTA

  Summary

  TT: Some 2022/2023 Japan built (VIN JTD) Corolla/Corolla HV sedan vehicles may have a rattle noise coming from the headliner.

  Associated Products (2)

  2023 Toyota Corolla2022 Toyota Corolla
  Associated Documents

  • DownloadMC-10247830-0001.pdf↗
• November 17, 2023•Document ID: 10247818

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

  Mfr Comm. #:

  TTT074323

  Date Added:

  December 26, 2023

  Manufacturer:

  TOYOTA

  Summary

  TT: MIL On with DTC P045600 Evaporative Emission System Leak Detected (Very Small Leak)

  Associated Products (1)

  2023 Toyota Corolla
  Associated Documents

  • DownloadMC-10247818-0001.pdf↗
• November 10, 2023•Document ID: 10247803

  Service Bulletin/Repair Instructions
  STRUCTURE; ENGINE

  Mfr Comm. #:

  TSB008823

  Date Added:

  December 26, 2023

  Manufacturer:

  TOYOTA

  Summary

  TSB: Some 2020 ? 2024 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go away when the engine Revolutions Per Minute (RPM) are above idle. This condition is typically found on vehicles in warm climates/weather. No Diagnostic Trouble Codes (DTCs) are associated with this condition. Follow the Repair Procedure in this bulletin to improve this condition.

  Associated Products (5)

  2024 Toyota Corolla2023 Toyota Corolla2022 Toyota Corolla2021 Toyota Corolla2020 Toyota Corolla
  Associated Documents

  • DownloadMC-10247803-0001.pdf↗
• August 31, 2023•Document ID: 10243081

  Service Bulletin/Repair Instructions
  AIR BAGS

  Mfr Comm. #:

  23TC01b

  Date Added:

  October 2, 2023

  Manufacturer:

  TOYOTA

  Summary

  TI: TECHNICAL INSTRUCTIONS FOR 23TC01 TOYOTA SAFETY SENSE INOPERATIVE INTERMITTENTLY

  Associated Products (3)

  2023 Toyota bZ4X2023 Toyota Corolla2023 Toyota Corolla Cross
  Associated Documents

  • DownloadMC-10243081-0001.pdf↗
• August 31, 2023•Document ID: 10243080

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE; FORWARD COLLISION AVOIDANCE; LANE DEPARTURE

  Mfr Comm. #:

  23TC01a

  Date Added:

  October 2, 2023

  Manufacturer:

  TOYOTA

  Summary

  RL: 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)

  2023 Toyota bZ4X2023 Toyota Corolla2023 Toyota Corolla Cross
  Associated Documents

  • DownloadMC-10243080-0001.pdf↗