2003 Toyota Sequoia Technical Service Bulletins

146 technical service bulletins (TSBs) are on record for the 2003 Toyota Sequoia. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10133654Nov 22, 2017Electrical system. TSB: REVISION NOTICE November 22, 2017 Rev1: ? Applicability has been updated to include 2014 ? 2018 model year vehicles. Any previous printed versions of this bulletin should be discarded. In the event that a Toyota vehicle becomes submerged in water, many components may be physically damaged. Electrical and electronic components, including wiring harnesses, are particularly susceptible to corrosion and subsequent…
• 10133649Nov 21, 2017Equipment. TSB: OBSOLETE NOTICE November 21, 2017: This bulletin is now obsolete. Please see T-SB-0304-17.
• 10123430Oct 30, 2017Equipment. TSB: REVISION NOTICE October 30, 2017 Rev1: * Applicability has been updated to include 2018 model year vehicles. SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. T-SB-0012-13. 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…
• 10123420Oct 27, 2017Body and structure. TSB: Vehicle replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) may be available from Toyota, provided the request meets one of the criteria listed in this Service Bulletin.
• 10132410Jul 20, 2017Air bags, Equipment. TSB: REVISION NOTICE July 20, 2017 Rev1: Applicability has been updated to exclude 2007 ? 2017 model year Avanza vehicles. Some hazardous material treatment and handling regulations at the state and local level define the pre-disposal deployment of airbag and pre-tensioner assemblies as hazardous material treatment. Hazardous material treatment may require special training, certification or licensing in certain…
• 10152205Jan 6, 2017Electrical system. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. T-SB-0101-11. Applicability has been updated to include 2016 ? 2017 model year vehicles. Service Bulletin No. T-SB-0101-11 is Obsolete and any printed versions should be discarded. Be sure to review the entire content of this bulletin before proceeding. When servicing interior electrical switches and components, please note the…
• 10132930Nov 29, 2016Electrical system. TSB: OBSOLETE NOTICE: September 14, 2016: This bulletin is now obsolete. Please see T-SB-0134-16.
• 10150418Sep 14, 2016Electrical system. TSB: Supersession Notice. Flash reprogramming allows the 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).
• 10149217Sep 14, 2016Engine. TSB: Supersession Notice. Flash reprogramming allows the 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).
• 10145776Jul 21, 2016Equipment. Update on Technician Certification Requirements.
• 10072416Jun 24, 2016Equipment. Summary to be provided on a future date.
• 10134140Jan 11, 2016Electrical system. Tech Tip: Some customers may experience difficulty programming HomeLink.
• 10096097Jan 11, 2016Equipment. Tech tip: some customers may experience difficulty programming homelink.
• 10134223Sep 15, 2015Electrical system, Engine. TT: 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.
• 10096556Sep 15, 2015Engine, Electrical system. Tt: 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.
• 10134454Aug 24, 2015Transmission and drivetrain. 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.
• 10132529Aug 24, 2015Engine, Electrical system. 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.
• 10111416Jul 23, 2015Equipment. 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. Follow the procedures in this bulletin to reset a vehicle Immobilizer or Smart Key system. NOTE: There are new security provisions required to obtain a Reset Pass-Code. It is critical that the instructions for this new…
• 10111126Jul 23, 2015Equipment. 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. Follow the procedures in this bulletin to reset a vehicle Immobilizer or Smart Key system. NOTE: There are new security provisions required to obtain a Reset Pass-Code. It is critical that the instructions for this new…
• 10111562May 13, 2015Equipment. TSB: The procedure in this bulletin is a general guideline on how to properly diagnose the air conditioning system after a component failure. Refer to the applicable Repair Manual for vehicle specific repair procedures and parts.
• 10111179May 13, 2015Equipment. TSB: The procedure in this bulletin is a general guideline on how to properly diagnose the air conditioning system after a component failure. Refer to the applicable Repair Manual for vehicle specific repair procedures and parts.
• 10134128Jan 15, 2015Engine, Electrical system. TSB: Flash reprogramming allows the 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).
• 10096036Jan 15, 2015Electrical system, Engine. "tsb: flash reprogramming allows the 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).
• 10109404Oct 16, 2014Transmission and drivetrain. 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.
• 10109492Sep 30, 2014Transmission and drivetrain. 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.
• 10132715Jul 25, 2014Equipment. 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.
• 10132721Jul 7, 2014Other or unknown. TSB: OBSOLETE NOTICE: July 7, 2014: This bulletin is now obsolete.
• 10132708Jul 7, 2014Equipment. 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.
• 10132801Jun 23, 2014Air bags. Electronic Communication: The National Highway Traffic Safety Administration (NHTSA) and TK Holdings, Inc. (Takata) have requested the support of BMW, Chrysler, Ford, Honda, Nissan, Mazda, and Toyota in investigating certain airbag inflator modules manufactured by Takata for use in various vehicles. This investigation includes front passenger airbag inflator modules installed in the covered vehicles. This…
• 10132790Jun 23, 2014Air bags. Region Letter: The National Highway Traffic Safety Administration (NHTSA) and TK Holdings, Inc. (Takata) have requested the support of BMW, Chrysler, Ford, Honda, Nissan, Mazda, and Toyota in investigating certain airbag inflator modules manufactured by Takata for use in various vehicles. This investigation includes front passenger airbag inflator modules installed in the covered vehicles. This investigation and…
• 10132762Jun 12, 2014Electrical system. TSB: Flash reprogramming allows the 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).
• 10132795Jun 9, 2014Equipment. Dealer Letter: Region Letter: Toyota will be sending Limited Service Campaign Follow-Up Notices to remind owners whose vehicles have not yet had campaign repairs completed.
• 10132787Jun 9, 2014Equipment. Region Letter: Toyota will be sending Limited Service Campaign Follow-Up Notices to remind owners whose vehicles have not yet had campaign repairs completed. Please note the following information for Regional and PD associates.
• 10132812May 1, 2014Back-over prevention (rear camera), Engine. Tech Tip: Low battery voltage can contribute to a MIL "ON" condition for P0335 (Crankshaft Position Sensor Circuit) and/or P0340 (Camshaft Position Sensor Circuit) due to inconsistent rotational speed of the engine's crankshaft.
• 10133750Feb 28, 2014Equipment. expectations of Toyota products. Toyota will be sending Limited Service Campaign Follow-Up Notices to remind owners whose vehicles have not yet had campaign repairs completed. We request your assistance in completing the applicable campaign repairs as owners receive the Follow-Up Notice and contact your dealership. Please note the follow-up activity may cause an increase in your current campaign owner appointments…
• 10133749Feb 28, 2014Equipment. Toyota will be sending Limited Service Campaign Follow-Up Notices to remind owners whose vehicles have not yet had campaign repairs completed. Please note the following information for Regional and PD associates.
• 10131928Feb 5, 2014Brakes, Equipment. A key part to maintain the proper function and safe operation of the vehicle's braking system is to perform a visual inspection when installing brake pads, calipers, and discs. The following recommendations are intended to provide general tips for the inspection and/or installation of Toyota Complete Maintenance Care (TCMC) front brake pads and discs. Always refer to the model specific Repair manual and TIS…
• 10131961Jan 14, 2014Air bags. Toyota vehicles are equipped with Supplemental Restraint Systems (SRS), including various airbags and in some models, seat belt pre-tensioners, to help reduce the risk of injury in a collision. If a customer expresses any concerns that the SRS airbags or pre-tensioner devices did not perform as expected (including an unintended deployment event), please follow the steps in the recommendations section below.
• 10131993Dec 19, 2013Visibility (wipers, defrost, mirrors). This bulletin is now obsolete. Please see T-SB-0185-13.
• 10131988Dec 19, 2013Visibility (wipers, defrost, mirrors). The following procedures are recommended during routine maintenance or in the event of a customer concern for wiper performance.
• 10132016Dec 11, 2013Body and structure. Toyota has received reports that certain 2001 through 2004 model year Sequoia vehicles operated in specific cold climate areas with high road salt usage may exhibit more-than-normal corrosion to the vehicle?s frame. This condition is unrelated to and separate from normal surface rust which is commonly found on metallic surfaces after some years of usage and/or exposure to the environment.
• 10132014Dec 11, 2013Body and structure. In late 2012 ? early 2013 Toyota announced a Limited Service Campaign (LSC C0D) for certain 2001 ? 2004 model year Toyota Sequoia vehicles currently registered in specific cold climate areas with high road salts usage (Cold Climate States*).
• 10132055Nov 4, 2013Air bags, Seats, Equipment. Beginning in 1998, Toyota introduced side airbags as optional equipment. Toyota does NOT recommend replacement of original seat covers with non-Toyota leather or other seat cover materials on vehicles due to the following: Seat covers NOT recommended by Toyota may affect side airbag performance, in general or in part, during an accident. Modifications that negatively affect side airbag performance can result in…
• 10132136Oct 23, 2013Visibility (wipers, defrost, mirrors). The appearance of spots in tempered glass (when viewed at certain angles) is the result of the heat treating and quick quenching process during manufacturing.
• 10132084Oct 1, 2013Transmission and drivetrain. 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
• 10132158Sep 24, 2013Air bags. The technical instructions for Safety Recall DOF (Front Passenger Airbag Inflator Module) require a Techstream Health Check and then a Diagnostic Report (Customer Friendly Health Check.) During the Health Check, a TIS Access Error (S309-10) dialog box may be displayed for certain Model and Model Year vehicles listed in the applicable vehicle section.
• 10075959Sep 24, 2013Air bags. The technical instructions for Safety Recall DOF (Front Passenger Airbag Inflater Module) require a Techstream Health Check and then a Diagnostic Report (Customer Friendly Health Check.) During the Health Check, a TIS Access Error (S309-10) dialog box maybe displayed for certain Model and Model Year vehicles listed in the applicable vehicle section.
• 10062060Sep 24, 2013Air bags. Summary to be provided on a future date.
• 10131984Sep 9, 2013Equipment, Brakes. A new Special Service Tool (SST 09709-00002) has been introduced to aid in the inspection procedure for certain vehicles equipped with a floor pedal-type parking brake system. This bulletin references the correct method for installing the Brake Pedal Force Gauge. Refer to the appropriate Repair Manual for parking brake pedal travel inspection and adjustment specification.
• 10132197Sep 3, 2013Body and structure. Toyota has received reports that certain 2001 through 2004 model year Sequoia vehicles operated in specific cold climate areas with high road salt usage may exhibit more-than-normal corrosion to the vehicle?s frame. This condition is unrelated to and separate from normal surface rust which is commonly found on metallic surfaces after some years of usage and/or exposure to the environment.

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