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Service bulletins for the 2014 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.

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

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
T-TT-0377-15_Rev2018-04-23. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. TT: Some customers may experience poor outgoing Bluetooth sound quality, this can occur for various reasons. Current multimedia systems are designed with the ability to adjust Bluetooth sound quality to compensate for Echo or excessive background noise.
T-TT-0375-15_Rev2018-04-23. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL. TT: For customer concerns of no or poor outgoing sound from the Bluetooth systems there are diagnostics in the repair manual which can be performed to diagnose the condition.
T-SB-0142-13 Rev2018-04-02. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. TSB: REVISION NOTICE November 10, 2016 Rev2: ? Applicability has been updated to include 2016 ? 2017 model year Toyota vehicles. ? Parts Information section has been updated. Some 2004 ? 2017 model year Toyota vehicles may exhibit odors naturally occurring from the HVAC system and/or related environmental factors. Although there is no way to eliminate these odors, follow the General Procedure in this bulletin to minimize the odors experienced.
T-SB-0149-162018-04-02. Service bulletin. WHEELS; EQUIPMENT. TSB: Some 2014 ? 2016 Highlander/HV vehicles may exhibit a condition where the spare tire cable does NOT fully unwind. This condition can occur when the spare tire carrier is operated without the wheel attached. Follow the Repair Procedure in this bulletin to address this condition.
T-TT-0295-142018-04-02. Service bulletin. EQUIPMENT. Tech Tip: 2014 MY vehicles equipped with Entune Plus and Entune Premium Audio System* may exhibit a condition which HD traffic is not being displayed. *NOTE: Camry and Camry HV are 2014.5 MY.
T-SB-0043-14 Rev2018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. 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.
T-SB-0047-142018-04-02. Service bulletin. EQUIPMENT. TSB: Some 2014 model year applicable vehicles equipped with Entune? Audio Plus (version 0815 for 4Runner, version 0827 for Camry, Camry HV, Highlander, and Highlander HV) may exhibit one or more of the following conditions: ? Radio station preset goes back to default after key cycle when driver setting is used ? Radio screen freezes when a new message is received Some 2014 model year applicable vehicles equipped with Entune? Audio (version 0827 for Highlander and Highlander HV only) / Entune? Audio Plus (version 0829) may exhibit one or more of the following conditions: ? Cannot make a phone call by voice commands from phone book ? Radio shows wrong artist/song name when RPT and Shuffle are switched from device ? Song stops after the last song when Repeat Off is selected from device ? Radio reboots during vehicle customization (Camry, Camry HV, Highlander, Highlander HV) ? Vehicle customization cannot be set (Camry, Camry HV, Highlander, Highlander HV) Updated system software is now available to address these conditions.
T-SB-0043-142018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. 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.
T-TT-0339-15_Rev2018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL. TT: Some vehicles may exhibit an error message when trying to perform a radio software update: "Unable to update the software. Please try again later." If the following screen is seen; follow the directions below.
T-TT-0453-17-Rev2018-04-02. Service bulletin. EQUIPMENT. TT: Previously, an error message was received when performing DCM activation initiated by Techstream. This condition has been remedied, and DCM activation utilizing Techstream can now be resumed.
T-TT-0339-152018-04-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TT: Some vehicles may exhibit an error message when trying to perform a radio software update: ?Unable to update the software. Please try again later.? If the following screen is seen; follow the directions below.
T-TT-0234-13 Rev2018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). TT: Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems. Refer to the chart below for a comprehensive list of all current and previously issued USB SSTs and their applicability.
T-TT-0234-13 Rev2018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). TT: Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems. Refer to the chart below for a comprehensive list of all current and previously issued USB SSTs and their applicability.
T-TT-0293-14 Rev2018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active. The first year of service is provided in the vehicle purchase price. Once the subscription has lapsed the DCM will be in an inactive state. In some instances, a DCM may need to be replaced even though the customer is not using the service.
T-SB-0160-14 Rev2018-04-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. TSB: Some 2014 model year applicable vehicles equipped with Entune? Audio (version 010169) / Entune? Audio Plus (version 010171) Entune? Premium Audio (version 01085) may exhibit one or more of the following conditions: Bluetooth® sometimes disconnects with Android? phones Bluetooth® disconnects with iPhone® 4 when connected to USB Radio reboots with heavy radio load condition (e.g., dual map and POIs ON and Entune? Audio music ON and multiple destinations set) (Entune? Premium Audio only) Radio reboots after completing a navigation route by voice command system and pressing Talk Switch (Entune? Premium Audio only)
T-TT-0453-172018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL. TT: An error message is received when performing DCM activation initiated by Techstream. This is a known condition and will be remedied in the near future. Please discontinue DCM activations utilizing Techstream until further notice.
T-SB-0218-17_Rev2018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; AIR BAGS. 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 areas. TMS recommends that dealership personnel carefully review and follow ALL local and state regulations, and where necessary, contract with Environmental Protection Agency (EPA) Licensed Hazardous Waste Transportation and Disposal facilities.
T-SB-0160-142018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TSB: Some 2014 model year applicable vehicles equipped with Entune Audio (version 010169)/ Entune Audio Plus (version 010171) / Entune Premium Audio (version 010185) may exhibit one or more of the following conditions: ? Bluetooth sometime disconnects with Android phones. ? Bluetooth disconnects with iPhone 4 when connected to USB ? Radio reboots with heavy radio load condition (e.g., dual map and POIs ON and Entune Audio music ON and multiple destinations set) (Entune Premium Audio only) ? Radio reboots after completing a navigation route by voice command system and pressing Talk Switch (Entune Premium Audio only)
T-SB-0006-14 Rev2018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. TSB: OBSOLETE NOTICE December 22, 2014: This bulletin is now obsolete. Please see T-SB-0160-14. ©
T-TT-0234-132018-04-02. Service bulletin. EQUIPMENT. Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems. Refer to the chart below for a comprehensive list of all current and previously issued USB SSTs and their applicability.
T-PG006-00 Obsol2018-04-02. Service bulletin. EQUIPMENT:OTHER:LABELS. This bulletin is now obsolete. Please see T-SB-0054-13.
T-SB-0054-132018-04-02. Service bulletin. EQUIPMENT. California (CA), Federal (FED), and 50 State Certified emission control underhood labels (emission labels) may be obtained through your dealership?s Parts Department utilizing standard replacement parts ordering procedures. Follow the guidelines outlined in this bulletin to ensure proper label application.
T-SB-0020-13 Rev2018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. Some 2014 model year vehicles are equipped with a Smart Key system, which allows the customer to enter and start the vehicle without using a mechanical key. To ensure the system is operating properly, the Smart Key functions (Smart Entry and Smart Start) should be inspected during Pre-Delivery Service (PDS). The following inspection procedure has been developed to confirm the proper operation of the Smart Key system prior to vehicle delivery.
T-SB-0083-132018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT:APPLIANCE:AIR CONDITIONER. 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.
T-SB-0020-13 Rev2018-04-02. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. Some 2014 model year vehicles are equipped with a Smart Key system, which allows the customer to enter and start the vehicle without using a mechanical key. To ensure the system is operating properly, the Smart Key functions (Smart Entry and Smart Start) should be inspected during Pre-Delivery Service (PDS). The following inspection procedure has been developed to confirm the proper operation of the Smart Key system prior to vehicle delivery.

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