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Service bulletins for the 2012 Toyota Highlander

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

340 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
T-SB-0134-16-Rev2019-09-03. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM; ENGINE. TSB: REVISION NOTICE July 01, 2019 Rev2: ? Applicability has been updated to 2019 ? 2020 model year Toyota vehicles. ? The Techstream Preparation and Process Overview sections have been updated. October 30, 2017 Rev1: ? Applicability has been updated to include 2018 model year vehicles. Any previous printed versions of this bulletin should be discarded. SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. T-SB-0012-13. Service Bulletin No. T-SB-0012-13 is obsolete and any printed versions should be discarded. Be sure to review the entire content of this bulletin before proceeding. 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 Techstream ECU flash reprogramming process and outlines use of the Technical Information System (TIS) and the Calibration Update Wizard (CUW). Flash calibration updates can only be applied to the vehicle/ECU combination for which they are intended. ECUs have internal security that will not allow them to be programmed with another ECU?s information. NOTE ECU is a Toyota term used to describe integrated computerized devices responsible for managing the operation of a system or subsystem. For the purposes of this bulletin, the term ?ECU? is used as a generic label for the following SAE J1930 standard references: ? Powertrain Control Module (PCM) ? Engine Control Module (ECM) ? Transmission Control Module (TCM) ? Any other Toyota specific control unit
T-TT-0086-112018-04-23. Service bulletin. POWER TRAIN. TechTip: Condition - The vehicle may be difficult to start or have an abnormally low or rough idle after the battery has been disconnected or power to the Engine ECM has been interrupted.
T-SB-0036-13 Rev2018-04-23. Service bulletin. POWER TRAIN. TSB: This bulletin includes basic procedures for inspecting and adjusting World Standard (WS) Automatic Transmission Fluid (ATF) level at normal vehicle operating temperature. Note: The following adjustment procedures are for U660E/F and U760E/F transmissions.
T-TT-0324-152018-04-23. Service bulletin. POWER TRAIN; ENGINE. TechTip: Condition: Engine No Start and/or Poor Engine Power DTCs set immediately after performing service on the Inverter such as SSC D0M for IPM replacement or Inverter Assembly Installation.
T-SB-0391-08 Rev2018-04-23. Service bulletin. POWER TRAIN. This bulletin contains general vehicle pulling diagnosis and repair procedures along with specific information to help correct pulling complaints.
T-SB-0097-132018-04-02. Service bulletin. POWER TRAIN; BACK OVER PREVENTION. Some 2008 ? 2013 model year Highlander vehicles equipped with the 5-speed automatic transaxle may exhibit a whine noise from the final drive gear assembly. This noise is noticeable above 35 mph. Please refer to the repair procedure to address this condition.
T-SB-0071-11 Rev2018-04-02. Service bulletin. POWER TRAIN. The purpose of this service bulletin is to provide precautions to follow when installing an automatic transmission/transaxle assembly to avoid MIL ?ON,? shifting issues, and/or transmission damage. Use the information in this bulletin when installing an automatic transmission/transaxle assembly
T-SB-0036-13 Rev2018-04-02. Service bulletin. POWER TRAIN. This bulletin includes basic procedures for inspecting and adjusting World Standard (WS) Automatic Transmission Fluid (ATF) level at normal vehicle operating temperature.
T-SB-0200-08 Rev2017-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TSB: The purpose of this bulletin is to assist in the identification and location of serial numbers on 2006 - 2014 model year automatic transmissions.
T-SB-0134-142017-08-01. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. TSB: The purpose of this bulletin is to provide precautions to follow when installing an automatic transmission/transaxle assembly to avoid MIL "ON" shifting issues and/or transmission damage. Use the information in this bulletin when installing an automatic transmission/transaxle assembly.
T-SB-0260-08 Rev2017-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TSB: The purpose of this bulletin is to assist in the identification and location of serial numbers on 2006 -2014 model year remanufactured automatic transmissions.
T-SB-0014-11 Rev2017-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; POWER TRAIN:AUTOMATIC TRANSMISSION. TSB: The purpose of this service bulletin is to provide information regarding the installation of the correct torque converter bolts during automatic transmission/transaxle assembly replacement. Incorrect torque converter bolts or missing washers can cause damage to the torque converter assembly.
T-SB-0006-11 Rev2017-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES; POWER TRAIN. TSB: World Standard (WS) Automatic Transmission Fluid (ATF) was introduced to reduce maintenance costs and increase the mileage between scheduled maintenance checks. Here are some important tips when working with ATF-WS in Toyota vehicles requiring it's use.
TC13-0252016-03-31. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
T-TT-0288-142016-03-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
TSB-0097-132014-03-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; STEERING:GEAR BOX (OTHER THAN RACK AND PINION). TOYOTA: THERE IS A WHINING NOISE WHEN VEHICLE IS DRIVEN ABOVE 35 MPH, FROM FINAL DRIVE GEAR ASSEMBLY AND A REPAIR PROCEDURE HAS AVAILABLE TO ADDRESS THIS ISSUE. MODEL 2008-2013 HIGHLANDER. *PE
LSC-D0N2014-02-01. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. DURING TIME OF MANUFACTURING, THE REAR DRIVESHAFT WOULD DISENGAGE FROM INBOARD JOINT ASSEMBLY, DUE TO AN ASSEMBLY ERROR, AND VIBRATE AND RATTLE INSIDE OF INBOARD JOINT, CAUSING LOUD NOISES FROM REAR OF VEHICLE, WHILE DRIVING. MODEL 2011-2012 HIGHLANDER HYBRID. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.