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Service bulletins for the 2006 Toyota Sequoia

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.

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

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Bulletins, newest first
H0F-Region Lette2018-12-17. Service bulletin. STRUCTURE; EQUIPMENT. Region Letter: Toyota will initiate a Limited Service Campaign (LSC H0F) to apply Corrosion Resistant Compound to key areas of the vehicle?s frame for the following vehicles located in the 20 Cold Climate States1: ? Certain 2005 to 2010 Tacoma** - Available ? 2007 to 2008 Tundra ? Not Yet Available ? 2005 to 2008 Sequoia ? Not Yet Available.
H0F-Region Email2018-12-17. Service bulletin. STRUCTURE; EQUIPMENT. Region Email: Toyota will initiate a Limited Service Campaign (LSC H0F) to apply Corrosion Resistant Compound to key areas of the vehicle?s frame for the following vehicles located in the 20 Cold Climate States1: ? Certain 2005 to 2010 Tacoma** - Available ? 2007 to 2008 Tundra ? Not Yet Available ? 2005 to 2008 Sequoia ? Not Yet Available.
H0F-Dealer Daily2018-12-17. Service bulletin. STRUCTURE; EQUIPMENT. Dealer Letter: Frame Corrosion Resistant Compound (CRC) Application. As part of the H0F Corrosion Resistant Compound (CRC) program, your dealership will receive a new set of the Vaupel HSDR 3300 spray guns to replace the old set of spray guns used for prior CRC campaigns and currently in your possession. You should use this new set of spray guns to conduct the H0F and any future CRC campaigns.
H0F-CRC-State Re2018-12-17. Service bulletin. STRUCTURE; EQUIPMENT. Dealer Letter: Frame Corrosion Resistant Compound (CRC) Application. As with prior CRC campaigns, the H0F Corrosion Resistant Compound (CRC) campaign is subject to state and local air emissions and permitting requirements. These requirements vary, and in the following regions, CRC application for the H0F may not yet begin, as Toyota is still waiting for certain approvals/notifications: ? Massachusetts ? West Virginia.
T-SB-0134-162018-12-03. Service bulletin. ELECTRICAL 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). 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.
T-TT-0414-16-Rev2018-12-03. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT. TT: Some customers may encounter Bluetooth® connectivity concerns such as: ? Difficulty to pair the phone. ? Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ? Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s phone. Make sure to inquire with the customer if the connectivity concerns occurred after receiving an operating system update on their phone or if they have restored their phone data/settings recently.
T-SB-0134-162018-11-26. Service bulletin. ENGINE. 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). 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.
HOF Dealer Lette2018-11-05. Service bulletin. STRUCTURE:FRAME AND MEMBERS. Dealer Letter: December 14, 2017. Technician Certification Requirements updated. Instructions added for CRC Spray Gun/Parts replacement requests.
ZH8-Toyota POL172018-10-22. Service bulletin. STRUCTURE. Warranty Policy Bulletin: Toyota has received reports of customer concerns in which the vehicles operated in specific cold climate areas (Cold Climate States) with high road salt usage may exhibit more-than-normal corrosion with the vehicle?s frame. On May 21, 2017, a settlement of claims in a class action lawsuit involving 2005 ? 2007 Toyota Sequoia vehicles regarding frame corrosion was approved. This class action settlement includes inspection of the customer?s frame, and if the frames meet or exceed the Rust Perforation Standard based on the Court ordered inspection criteria, the frame will be replaced at no cost to the customer. Toyota is currently preparing parts for frame replacement. This settlement will also include CRC (Corrosion Resistant Compound) application. Toyota is currently preparing parts for CRC application process. Once available, CRC application will be covered under a separate Limited Service Campaign (LSC), and will only be available for vehicles registered in the Cold Climate States1 that pass frame inspection criteria, and did not: ? Previously have the frame replaced and/or: ? Previously had the frame sprayed with CRC under any previous campaign
ZH8-Dealer Packa2018-10-22. Service bulletin. STRUCTURE; EQUIPMENT. Dealer Package: June 25, 2018 Added warranty claim submission flowchart. See Appendix A. In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Warranty Enhancement Program to extend the warranty coverage for Frame Corrosion on certain 2005 ? 2007 model year Sequoia vehicles. On May 21, 2017, a settlement of claims in a class action lawsuit involving 2005 ? 2007 Toyota Sequoia vehicles regarding frame corrosion was approved. This finally approved class action settlement includes inspection of the customer?s frame, and if the frames meet or exceed the Rust Perforation Standard based on the Court-ordered inspection criteria, the frame will be replaced at no cost to the customer. This settlement will also include CRC (Corrosion Resistant Compound) application. Toyota is currently preparing parts for CRC application process. Once available, CRC application will be covered under a separate Limited Service Campaign (LSC), and will only be available for vehicles registered in the Cold Climate States1 that pass frame inspection criteria.
H0F-Dealer Packa2018-10-22. Service bulletin. EQUIPMENT; STRUCTURE. Dealer Package: June 25, 2018 Added warranty claim submission flowchart. See Appendix A. Toyota will initiate a Limited Service Campaign (LSC H0F) to apply Corrosion Resistant Compound to key areas of the vehicle?s frame for the following vehicles located in the 20 Cold Climate States1: ? Certain 2005 to 2010 Tacoma** - Available ? 2007 to 2008 Tundra ? Available ? 2005 to 2008 Sequoia ? Available On May 21, 2017, a settlement of claims in a class action lawsuit regarding frame corrosion was finally approved. This finally approved class action settlement includes inspection of the customer?s frame, and if the frame meets or exceeds the Rust Perforation Standard based on the Court-ordered inspection criteria, the frame will be replaced at no cost to the customer.
Frame Campaign W2018-10-22. Service bulletin. STRUCTURE. Dealer Daily Message: Frame Warranty Claim Submission The information below should be referenced to ensure correct warranty claim submissions for frame replacement or spray campaigns (ZH6-9 and H0F). Key Points ? DO NOT perform Campaign H0F without first performing and filing a claim for the WEP (Warranty Enhancement Programs ZH6-9) inspection. ? H0F Op Codes GGG44C, GGG45C, GGG46C, GGG47C, and GGG48C are for vehicles that had initially passed the WEP inspection, but had perforation found when descaling the vehicle in preparation for the CRC spray. These H0F Op codes are not to be used as a preliminary failed inspection. ? If you see in TIS that campaign H0F is applicable and the status shows Not Completed, check to see the status of WEP ZH6-9. Please follow the flowchart below for the correct frame inspection, replacement, and CRC spray process.
Safety Recall an2018-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. Update on Technician Certification Requirements.
PG006-01-Obsolet2018-10-15. Service bulletin. EQUIPMENT:OTHER:LABELS; EQUIPMENT. Technical Service Bulletin: OBSOLETE NOTICE: July 31, 2018: This bulletin is now obsolete. Please see T-SB-0304-17.
PG004-97-Obsolet2018-10-15. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:LABELS. Technical Service Bulletin: OBSOLETE NOTICE: July 31, 2018: This bulletin is now obsolete. Please see T-SB-0304-17.
ZH8-Sequoia Fram2018-10-09. Service bulletin. STRUCTURE. TI: Technical Instructions for Warranty Enhancement Program ZH8 Certain 2005-2007 Model Year Sequoia Frame Replacement.
T-SB-0304-17_Rev2018-08-20. Service bulletin. EQUIPMENT. TSB: REVISION NOTICE July 31, 2018 Rev2: ? The Supersession Notice has been updated. January 11, 2018 Rev1: ? The Supersession Notice has been updated. Any previous printed versions of this bulletin should be discarded. 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, and T-SB-0144-08. Service Bulletin Nos. PG021-88, PG015-89, PG0015-90, PG002-91, PG002-93, PG005-97, PG007-01, PG007-07, PG006-01, PG004-97, and T-SB-0144-08 are obsolete and any printed versions should be discarded. 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. Replacement Certification Label and VIN Plate Criteria A replacement certification label and/or VIN plate may be requested if: ? The vehicle was in an accident and the label and/or plate is damaged or attached to a part that will be replaced during the repair. ? The label and/or plate was stolen.
T-SB-0057-182018-08-20. Service bulletin. EQUIPMENT. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0043-14. ? Applicability has been updated to include 2017 ? 2018 model year Toyota vehicles. Service Bulletin No. T-SB-0043-14 is obsolete and any printed versions should be discarded. 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 New security provisions are required to obtain a reset passcode. It is critical to review the instructions for this new process BEFORE attempting to get a passcode in the new system.
Toyota PRO18-03_2018-07-16. Service bulletin. EQUIPMENT. Mis-Built For frames that are suspected to have been mis-built, dealers should: 1. Contact the Parts Technical Support Group (PTSG) at prasupport@toyota.com with information on the condition and status of repair. a. Include the original part order reference number. 2. A Field Product Quality Report (FPQR) should be generated and attached to the communication. a. The report should include photos of the condition and of all labels and stampings on the frame. b. This report can be submitted by region staff (FTS) or dealership personnel. 3. Dealership will receive communication back with next direction(s) from PTSG. a. Response will include confirmation of mis-built condition and if applicable,
ZH6, ZH7, ZH8, Z2018-06-18. Service bulletin. STRUCTURE. Dealer Daily Message: Frame Programs. Extension of Warranty Coverage for Frame Corrosion/Frame Replacement. Frame Ordering/Repair/Administration Updates Mis-Built. For frames that are suspected to have been mis-built, dealers should: 1. Contact the Parts Technical Support Group (PTSG) at prasupport@toyota.com with information on the condition and status of repair. Also include the original part order reference number. a. A Field Product Quality Report (FPQR) should also be generated and attached to the communication. i. The report should include photos of the condition, and photos of all labels and stampings on the frame. ii. This report can be submitted by region staff (FTS) or dealership personnel. 2. Dealership will receive communication back with next direction(s) from PTSG. a. Response will include confirmation of mis-built condition, if applicable, and instructions on mis-built frame disposition.
H0F Dealer Lette2018-06-11. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Dealer Letter: December 14, 2017. ? Technician Certification Requirements updated. ? Instructions added for CRC Spray Gun/Parts replacement requests.
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.
TTT-0268-13 Rev32018-04-23. Service bulletin. ELECTRICAL SYSTEM. TT: Some customers may encounter Bluetooth connectivity concerns such as: ? Difficulty pairing the phone. ? Intermittent Bluetooth failure to connect when first turning on the vehicle. ? Various Bluetooth Audio functions are no longer functioning with the customer?s phone, such as the ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s phone. Make sure to inquire with the customer if the connectivity concerns occurred after receiving an operating system update on their phone or if they have restored their phone data/settings recently.
T-TT-0362-152018-04-23. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 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.
T-TT-0360-152018-04-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TT: Customers may experience connectivity issues when the following conditions are met: The customer's iPhone is operating on iOS9 firmware. The customer's iPhone is connected to the vehicle via Bluetooth. The customer may complain of the following issues: When receiving two incoming calls simultaneously, both calls are ended automatically. iTunes Radio app does not play via Bluetooth audio. Podcast and Audiobook media playback is inoperative via Bluetooth audio.

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