Toyota Corolla Service Bulletins (2020)

256 manufacturer communications on file.

• June 23, 2020•Document ID: 10177779

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  T-TT-0552-19 Rev

  Date Added:

  August 3, 2020

  Manufacturer:

  TOYOTA

  Summary

  TT: Repairing a 1234YF HVAC system on a gas powered (non-hybrid) Toyota vehicle may require additional compressor oil to complete the repairs. The various 1234YF compressor oils (ND-12, PS-D1, or VC100YF) are available through the Toyota Approved Dealer Equipment website.

  Associated Products (30)

  2021 Toyota Avalon2021 Toyota Camry2021 Toyota C-HR2021 Toyota Corolla2021 Toyota Highlander2021 Toyota RAV42021 Toyota Tacoma2021 Toyota Tundra2020 Toyota Avalon2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander2020 Toyota RAV42020 Toyota Tacoma2020 Toyota Tundra2019 Toyota Avalon2019 Toyota Camry2019 Toyota C-HR2019 Toyota Corolla+ 10 more
  Associated Documents

  • DownloadMC-10177779-0001.pdf↗
• June 18, 2020•Document ID: 10177773

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  T-SB-0062-20

  Date Added:

  August 3, 2020

  Manufacturer:

  TOYOTA

  Summary

  TSB: Some 2004 ? 2020 model year Hybrid vehicles may exhibit an excessive buildup of dust, lint, or debris in the HV battery intake filter or cooling fan. The condition could reduce the efficiency of the HV battery cooling system. Perform the procedures outlined in this bulletin to address this condition.

  Associated Products (80)

  2020 Toyota Avalon2020 Toyota Camry2020 Toyota Corolla2020 Toyota Mirai2020 Toyota Prius2020 Toyota Prius C2020 Toyota RAV42019 Toyota Avalon2019 Toyota Camry2019 Toyota Highlander2019 Toyota Mirai2019 Toyota Prius2019 Toyota Prius C2019 Toyota RAV42018 Toyota Avalon2018 Toyota Camry2018 Toyota Highlander2018 Toyota Mirai2018 Toyota Prius2018 Toyota Prius C+ 60 more
  Associated Documents

  • DownloadMC-10177773-0001.pdf↗
• June 12, 2020•Document ID: 10177592

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  T-TT-0615-20 Rev

  Date Added:

  July 27, 2020

  Manufacturer:

  TOYOTA

  Summary

  TT: The Toyota Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condition (inconsistent acceleration) and would like to recover detailed customer voice and vehicle data.

  Associated Products (39)

  2021 Toyota 4Runner2021 Toyota Avalon2021 Toyota Camry2021 Toyota Corolla2021 Toyota Highlander2021 Toyota RAV42021 Toyota Sequoia2021 Toyota Tacoma2021 Toyota Tundra2020 Toyota 4Runner2020 Toyota Avalon2020 Toyota Camry2020 Toyota Corolla2020 Toyota Highlander2020 Toyota RAV42020 Toyota Sequoia2020 Toyota Sienna2020 Toyota Tacoma2020 Toyota Tundra2019 Toyota 4Runner+ 19 more
  Associated Documents

  • DownloadMC-10177592-0001.pdf↗
• June 4, 2020•Document ID: 10177583

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL

  Mfr Comm. #:

  T-SB-0021-20 Rev

  Date Added:

  July 27, 2020

  Manufacturer:

  TOYOTA

  Summary

  TSB: Some 2020 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles may exhibit one or more of the following conditions: ?DTC B15A804 is present in current or history. ?Red SOS LED stays on after bulb check. ?Toyota App does not accept the activation code. ?Toyota App is inoperative. ?SOS call center does not receive the vehicle?s location in a timely manner. ?Toyota App shows an error 42 when trying to execute a command. ?Unable to remote start the vehicle with the key fob (if equipped). ?Unable to subscribe to remote services. ?Unable to activate Wi-Fi. ?Destination Assist is inoperative. A firmware update is now available to address these conditions. Follow the Firmware Update Procedure in this bulletin to update the firmware

  Associated Products (3)

  2020 Toyota Camry2020 Toyota Corolla2020 Toyota RAV4
  Associated Documents

  • DownloadMC-10177583-0001.pdf↗
• June 3, 2020•Document ID: 10177579

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES; ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  T-SB-0064-18 Rev

  Date Added:

  July 27, 2020

  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 (13)

  2021 Toyota Avalon2021 Toyota Corolla2021 Toyota Highlander2021 Toyota Mirai2021 Toyota RAV42021 Toyota Sienna2021 Toyota Venza2020 Toyota Avalon2020 Toyota Corolla2020 Toyota RAV42019 Toyota Avalon2019 Toyota Corolla2019 Toyota RAV4
  Associated Documents

  • DownloadMC-10177579-0001.pdf↗
• May 28, 2020•Document ID: 10176704

  Service Bulletin/Repair Instructions
  EQUIPMENT; STRUCTURE

  Mfr Comm. #:

  T-TT-0613-20

  Date Added:

  June 22, 2020

  Manufacturer:

  TOYOTA

  Summary

  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 anti-corrosion purposes oUsually located in the glove box prior to PDS -The number of plugs may be different based on model and production location

  Associated Products (22)

  2021 Toyota Avalon2021 Toyota Camry2021 Toyota C-HR2021 Toyota Corolla2021 Toyota Highlander2021 Toyota Mirai2021 Toyota Prius2021 Toyota Prius C2021 Toyota RAV42021 Toyota Sienna2021 Toyota Venza2020 Toyota Avalon2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander2020 Toyota Mirai2020 Toyota Prius2020 Toyota Prius C2020 Toyota RAV4+ 2 more
  Associated Documents

  • DownloadMC-10176704-0001.pdf↗
• May 18, 2020•Document ID: 10176504

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  T-TT-0611-20

  Date Added:

  June 22, 2020

  Manufacturer:

  TOYOTA

  Summary

  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. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by audio suppliers, FTS, and/or FPEs.

  Associated Products (29)

  2021 Toyota 4Runner2021 Toyota Avalon2021 Toyota Camry2021 Toyota C-HR2021 Toyota Corolla2021 Toyota Highlander2021 Toyota Prius2021 Toyota RAV42021 Toyota Sequoia2021 Toyota Tacoma2021 Toyota Tundra2020 Toyota 4Runner2020 Toyota Avalon2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander2020 Toyota Prius2020 Toyota RAV42020 Toyota Sequoia+ 9 more
  Associated Documents

  • DownloadMC-10176504-0001.pdf↗
• May 13, 2020•Document ID: 10176493

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  T-TT-0516-18_Rev

  Date Added:

  June 22, 2020

  Manufacturer:

  TOYOTA

  Summary

  TT: The microphone circuit passes through the DCM before reaching the radio/navigation system. To simplify the diagnosis of the microphone, Safety Connect SOS button lights, and DCM (Data Communication Module/telematics transceiver) inoperative conditions, refer to the procedure below to prevent unnecessary parts replacement.

  Associated Products (30)

  2021 Toyota Prius2020 Toyota 4Runner2020 Toyota Avalon2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander2020 Toyota Land Cruiser2020 Toyota Prius2020 Toyota RAV42020 Toyota Sienna2019 Toyota 4Runner2019 Toyota Avalon2019 Toyota Camry2019 Toyota C-HR2019 Toyota Corolla2019 Toyota Highlander2019 Toyota Land Cruiser2019 Toyota Prius2019 Toyota RAV4+ 10 more
  Associated Documents

  • DownloadMC-10176493-0001.pdf↗
• May 8, 2020•Document ID: 10176287

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  T-SB-0160-19_Rev

  Date Added:

  June 15, 2020

  Manufacturer:

  TOYOTA

  Summary

  TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0143-18. Service Bulletin No. T-SB-0143-18 is obsolete and any printed versions should be discarded. 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 time ?Abnormal Bluetooth® operation ?Abnormal Wi-Fi operation G49?Microphone remains on screen after voice recognition failure ?Unable to see text with headlights on (text is same color as background) Some 2019 ? 2020 model year Toyota vehicles equipped with Entune? Audio (version 1007), Entune? Audio Plus (version 1011), or Entune? Premium Audio (version 1011) or earlier may exhibit one or more of the following conditions: ?Phone does not auto-connect on startup ?Intermittent black screen?Apple CarPlay® home screen widget turns white when USB flash drive is disconnected ?Abnormal phone book sorting ?Unable to see DCM Status when in dark red or dark blue modes ?XM no signal banner appears at all times ??Check antenna,? ?ID Displaying,? or ?Seeking? always displays on XM mode ?Unable to switch Bluetooth® devices ?Apps button inactive in the voice recognition hint screen when using Apple CarPlay® ?Incorrect Spanish translations ?Voice recognition is not canceled during a phone call ?Low Easy Speak volume ?Voice recognition ?Web Search? is inoperative ?Entune? apps are inoperative and ?When it is safe and legal to do so, please ensure your Entune? App Suite application is running and logged in on your phone? pop-up appears ?Amazon Alexa inoperative on iOS devices

  Associated Products (7)

  2020 Toyota Corolla2019 Toyota Avalon2019 Toyota Camry2019 Toyota C-HR2019 Toyota Corolla2019 Toyota RAV42019 Toyota Sienna
  Associated Documents

  • DownloadMC-10176287-0001.pdf↗
• May 5, 2020•Document ID: 10176285

  Service Bulletin/Repair Instructions
  STRUCTURE

  Mfr Comm. #:

  T-TT-0607-20

  Date Added:

  June 15, 2020

  Manufacturer:

  TOYOTA

  Summary

  TT: Some grades of Japan built (VIN beginning with ?J?) non-HV Corollas no longer have a hood seal (PN ? 53381-12290) installed on the radiator support cover.

  Associated Products (1)

  2020 Toyota Corolla
  Associated Documents

  • DownloadMC-10176285-0001.pdf↗
• April 23, 2020•Document ID: 10174921

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  T-TT-0606-20

  Date Added:

  May 11, 2020

  Manufacturer:

  TOYOTA

  Summary

  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. Due to this situation, dealers are reminded and recommended to follow the Long-Term Vehicle Storage Guidelines outlined in T-SB-0009-19 and other Service Bulletin publications to ensure customers receive their vehicles in a fresh and well maintained condition Please ensure that both Sales and Service at your dealership are aware of these guidelines and are following the recommended maintenance and storage processes and procedures to ensure the highest customer satisfaction with their new vehicle purchase.

  Associated Products (43)

  2021 Toyota 4Runner2021 Toyota Avalon2021 Toyota Camry2021 Toyota C-HR2021 Toyota Corolla2021 Toyota Highlander2021 Toyota Land Cruiser2021 Toyota Mirai2021 Toyota Prius2021 Toyota RAV42021 Toyota Tacoma2021 Toyota Tundra2020 Toyota 4Runner2020 Toyota Avalon2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander2020 Toyota Land Cruiser2020 Toyota Prius+ 23 more
  Associated Documents

  • DownloadMC-10174921-0001.pdf↗
• April 9, 2020•Document ID: 10174896

  Service Bulletin/Repair Instructions
  VISIBILITY; LANE DEPARTURE

  Mfr Comm. #:

  T-TT-0537-19_Rev

  Date Added:

  May 11, 2020

  Manufacturer:

  TOYOTA

  Summary

  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. When used in conjunction with the repair manual, these BSM tips leverage SSTs and readily available tools to support sensor angle confirmation in varying shop environments.

  Associated Products (67)

  2021 Toyota 4Runner2021 Toyota Avalon2021 Toyota Camry2021 Toyota C-HR2021 Toyota Corolla2021 Toyota Highlander2021 Toyota Land Cruiser2021 Toyota Mirai2021 Toyota Prius2021 Toyota RAV42021 Toyota Sequoia2021 Toyota Supra2021 Toyota Tacoma2021 Toyota Tundra2020 Toyota Avalon2020 Toyota Camry2020 Toyota Corolla2020 Toyota Highlander2020 Toyota Land Cruiser2020 Toyota Mirai+ 47 more
  Associated Documents

  • DownloadMC-10174896-0001.pdf↗
• April 6, 2020•Document ID: 10174890

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  T-SB-0032-20

  Date Added:

  May 11, 2020

  Manufacturer:

  TOYOTA

  Summary

  TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin Nos. PG021-88, PG015-89, PG0015-90, PG002-91, PG002-93, PG005-97, PG007-01, PG007-07, PG006-01, PG004-97, T-SB-0144-08, and T-SB-0304-17. The aforementioned bulletins are obsolete, and any printed versions should be discarded. 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 ? 2020 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 (517)

  2020 Toyota 4Runner2020 Toyota 862020 Toyota Avalon2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander2020 Toyota Land Cruiser2020 Toyota Mirai2020 Toyota Prius2020 Toyota Prius C2020 Toyota RAV42020 Toyota Sequoia2020 Toyota Sienna2020 Toyota Tacoma2020 Toyota Tundra2020 Toyota Yaris2019 Toyota 4Runner2019 Toyota 862019 Toyota Avalon+ 497 more
  Associated Documents

  • DownloadMC-10174890-0001.pdf↗
• April 2, 2020•Document ID: 10174887

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  T-SB-0021-20_Rev

  Date Added:

  May 11, 2020

  Manufacturer:

  TOYOTA

  Summary

  TSB: Some 2020 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles may exhibit a condition in which the Toyota app does not accept the activation code and/or becomes inoperative, and/or the SOS call center does not receive the vehicle?s location data in a timely manner.

  Associated Products (3)

  2020 Toyota Camry2020 Toyota Corolla2020 Toyota RAV4
  Associated Documents

  • DownloadMC-10174887-0001.pdf↗
• March 19, 2020•Document ID: 10173972

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  Toyota Safety Re

  Date Added:

  April 20, 2020

  Manufacturer:

  TOYOTA

  Summary

  Safety Recall and Service Campaign - Technician Certification Requirements

  Associated Products (7)

  2020 Toyota 4Runner2020 Toyota 862020 Toyota Avalon2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander
  Associated Documents

  • DownloadMC-10173972-0001.pdf↗
• March 16, 2020•Document ID: 10190459

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; BACK OVER PREVENTION

  Mfr Comm. #:

  T-TT-0599-20 Rev

  Date Added:

  April 19, 2021

  Manufacturer:

  TOYOTA

  Summary

  TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular coverage concerns.

  Associated Products (22)

  2021 Toyota 4Runner2021 Toyota Avalon2021 Toyota Camry2021 Toyota C-HR2021 Toyota Corolla2021 Toyota Highlander2021 Toyota Prius2021 Toyota RAV42021 Toyota Sequoia2021 Toyota Sienna2021 Toyota Tacoma2021 Toyota Tundra2021 Toyota Venza2020 Toyota 4Runner2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander2020 Toyota RAV42020 Toyota Sequoia+ 2 more
  Associated Documents

  • DownloadMC-10190459-0001.pdf↗
• March 12, 2020•Document ID: 10173966

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  Toyota Safety Re

  Date Added:

  April 20, 2020

  Manufacturer:

  TOYOTA

  Summary

  Safety Recall and Service Campaign - Technician Certification Requirements

  Associated Products (18)

  2020 Toyota 4Runner2020 Toyota 862020 Toyota Avalon2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander2020 Toyota Land Cruiser2020 Toyota Mirai2020 Toyota Prius2020 Toyota Prius C2020 Toyota RAV42020 Toyota Sequoia2020 Toyota Sienna2020 Toyota Supra2020 Toyota Tacoma2020 Toyota Tundra2020 Toyota Yaris
  Associated Documents

  • DownloadMC-10173966-0001.pdf↗
• March 10, 2020•Document ID: 10173805

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT; SERVICE BRAKES

  Mfr Comm. #:

  T-SB-0009-19_Rev

  Date Added:

  April 13, 2020

  Manufacturer:

  TOYOTA

  Summary

  TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. 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 (17)

  2020 Toyota 4Runner2020 Toyota 862020 Toyota Avalon2020 Toyota Camry2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Highlander2020 Toyota Land Cruiser2020 Toyota Mirai2020 Toyota Prius2020 Toyota Prius C2020 Toyota RAV42020 Toyota Sequoia2020 Toyota Sienna2020 Toyota Tacoma2020 Toyota Tundra2020 Toyota Yaris
  Associated Documents

  • DownloadMC-10173805-0001.pdf↗
• March 10, 2020•Document ID: 10173799

  Service Bulletin/Repair Instructions
  EQUIPMENT:APPLIANCE:AIR CONDITIONER

  Mfr Comm. #:

  T-SB-0022-20

  Date Added:

  April 13, 2020

  Manufacturer:

  TOYOTA

  Summary

  TSB: Some 2016 ? 2020 model year Toyota vehicles may exhibit naturally occurring odors emitted from the HVAC system and/or related environmental factors. Follow the General Procedure in this bulletin to minimize the odors experienced.

  Associated Products (10)

  2020 Toyota C-HR2020 Toyota Corolla2020 Toyota Prius2019 Toyota C-HR2019 Toyota Corolla2019 Toyota Prius2018 Toyota C-HR2018 Toyota Prius2017 Toyota Prius2016 Toyota Prius
  Associated Documents

  • DownloadMC-10173799-0001.pdf↗
• March 9, 2020•Document ID: 10173794

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  T-SB-0021-20

  Date Added:

  April 13, 2020

  Manufacturer:

  TOYOTA

  Summary

  TSB: Some 2020 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles may exhibit a condition in which the Remote Connect app does not accept the activation code and/or becomes inoperative, and/or the SOS call center does not receive the vehicle?s location data in a timely manner.

  Associated Products (3)

  2020 Toyota Camry2020 Toyota Corolla2020 Toyota RAV4
  Associated Documents

  • DownloadMC-10173794-0001.pdf↗