2023 Toyota Tundra Technical Service Bulletins

181 technical service bulletins (TSBs) are on record for the 2023 Toyota Tundra. 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.

• 10244127Aug 29, 2023Electrical system. DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. The affected vehicles were delivered with one (1) Smart Key and a second mechanical key.
• 10244115Aug 21, 2023Visibility (wipers, defrost, mirrors). TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Follow the procedures outlined in this service bulletin to aid in locating, inspecting, and repairing refrigerant leaks
• 10244113Aug 17, 2023Air bags, Vehicle speed control, Equipment. TSB: 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 ? 2023 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.
• 10244111Aug 17, 2023Other or unknown. TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assist those customers with user issues, user errors, and compatibility issues with other vehicle systems and external applications encountered while operating telematics features.
• 10244109Aug 17, 2023Electrical system. TSB: Some 2022 ? 2023 model year Tundra Hybrid and 2023 model year Sequoia Hybrid vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes (DTCs) present: ?P060694 ? Control Module Processor Unexpected Operation ?P060647 ? Control Module Processor Watchdog/Safety MCU Failure The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to…
• 10241404Jul 25, 2023Engine cooling. TSB: 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 Global Techstream+ (GTS+) ECU flash reprogramming procedures and outlines use of the Technical Information System (TIS) and the…
• 10241403Jul 21, 2023Electrical system. TSB: Some 2022 ? 2023 model year Tundra Hybrid and 2023 model year Sequoia Hybrid vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes (DTCs) present: ?P060649 ? Control Module Processor Unexpected Operation ?P060647 ? Control Module Processor Watchdog/Safety MCU Failure The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to…
• 10241387Jul 3, 2023Wheels. TSB: Some 2023 ? 2024 model year Toyota vehicles use hub bolts in place of studs/nuts to fasten the wheels to the vehicle. If non-compatible wheels or hub bolts/nuts are installed, there is increased risk that the wheel(s) could come off resulting in a crash. This service bulletin outlines the physical differences and precautions that should be taken when servicing different wheel and wheel fastener types.
• 10240048Jun 1, 2023Fuel system. TSB: Some 2023 model year Sequoia Hybrid and 2022 ? 2023 model year Tundra and Tundra Hybrid vehicles may exhibit poor acceleration and/or a MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ?P017400 ? System Too Lean Bank 2 ?P117B00 ? Fuel Performance/Direct Injector ?P043000 ? Catalyst System Efficiency Below Threshold Bank 2
• 10238126May 1, 2023Equipment. TT: When setting up the Toyota Audio Multimedia (21MM) user profile, if the QR code is not working please use the following recommendations.
• 10234345Mar 30, 2023Body and structure. TT: Some customers may share a concern of the rear bumper ends/pillar garnish not being evenly aligned in comparison to center part of the bumper see figure 1 below for reference.
• 10234298Mar 30, 2023Back-over prevention (rear camera). TT: Some customers may share a concern of the rear bumper ends/pillar garnish not being evenly aligned in comparison to center part of the bumper see figure 1 below for reference.
• 10234325Mar 15, 2023Steering. TSB: Some 2021 ? 2023 model year Toyota vehicles may require the download and installation of vehicle specific software or configuration software when the Electronic Control Unit (ECU) is replaced. Techstream software has been modified to indicate when configuration software is required. A new Configure column has been added to the Techstream Health Check Results screen to show when configuration software is…
• 10235237Feb 17, 2023Electrical system. Model year 2022-2023 Tundra / Tundra HV Tri-Fold Tonneau Cover (PT954-34220-02 and PT954-34221-02) may have retention concern due to hardware. TMNA is requesting the return of ALL Dealer inventory, purchased prior to 2/23/2023, to your facing PDC for credit and inspection. Dealers will receive full reimbursement for each part returned at current dealer cost.
• 10235222Feb 13, 2023Electrical system. TSB: A head unit software update is now available for 2023 model year Sequoia Hybrid, Tundra, and Tundra Hybrid vehicles equipped with Toyota Multimedia (version 1040 or earlier). This update provides improved performance and capability for the following: ?User profile. ?Over-the-air (OTA) notifications. ?Ability to search during a call. ?Bug fixes settings/configuration. ?Security enhancements.
• 10235212Feb 2, 2023Suspension, Electronic stability control. TSB: Some 2023 model year Sequoia Hybrid and 2022 ? 2023 model year Tundra and Tundra Hybrid vehicles equipped with air suspension may exhibit a rough-ride feel when driving over uneven road conditions such as bumps or dips. Follow the Repair Procedure in this bulletin to address this condition.
• 10230383Dec 21, 2022Body and structure. TSB: Some 2022 ? 2023 model year Tundra and Tundra Hybrid vehicles may exhibit loose side-seal retainer(s) that lie under the tonneau cover weatherstrip/side-seal. Follow the Repair Procedure in this bulletin to address this condition
• 10230373Dec 16, 2022Transmission and drivetrain, Electrical system. TSB: Some 2022 ? 2023 model year Tundra vehicles may exhibit one or more of the following drivability-related conditions: ?Hesitation from a complete or rolling stop (worse when vehicle is cold). ?Surge condition occurring in 8th gear with 40 ? 50 percent throttle. The Transmission Control Module (TCM) logic has been modified to address these conditions. Follow the Repair Procedure in this bulletin to address these…
• 10230370Dec 15, 2022Electrical system, Transmission and drivetrain. TSB: Some 2022 ? 2023 model year Tundra vehicles may exhibit a loud pop/clunk noise, coming from under the vehicle, on initial engine start. This condition typically occurs after the engine hasn?t been started for an extended period. The Transmission Control Module (TCM) logic has been modified to address this condition. Follow the Repair Procedure in this bulletin to address this condition
• 10227903Nov 28, 2022Other or unknown. OBSOLETE NOTICE November 28, 2022: This bulletin is now obsolete. Please see T-SB-0105-22
• 10227902Nov 28, 2022Other or unknown. OBSOLETE NOTICE November 28, 2022: This bulletin is now obsolete. Please see T-SB-0104-22.
• 10227901Nov 28, 2022Other or unknown, Wheels. TSB: During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. If the wheels are replaced or refinished before vehicle delivery, it is important that the tires remain on the vehicle in the same location and in the same direction of rotation. Refer to the Tire Positioning Procedure in this bulletin to ensure that the original tires stay…
• 10227900Nov 28, 2022Equipment. TSB: A battery in a stored vehicle is subject to conditions that can reduce its performance and service life. These conditions include storage period, temperature, parasitic drain, and battery load. Because of these factors, battery inspection and maintenance are required in order to ensure proper operation and optimal battery life. As a matter of policy, Toyota does not provide battery warranty coverage for…
• 10227926Nov 22, 2022Equipment. 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.
• 10227925Nov 22, 2022Equipment, Air bags. TSB: 2023 model year Toyota vehicles are equipped with driver side floor mat retainers to secure the floor mat in the correct position. In addition, some models may also utilize retainers for passenger side and rear seat floor mats. During Pre-Delivery Service (PDS), follow the appropriate Installation Procedure to attach the driver side, and if applicable, the passenger side and rear seat floor mats to the vehicle…
• 10227923Nov 22, 2022Electrical system. TSB: Hybrid vehicles are equipped with two types of batteries: ?Hybrid vehicle (HV) battery. ?Auxiliary (12V) battery. If the hybrid vehicle is put into storage, the State-Of-Charge (SOC) of its HV battery and auxiliary battery will gradually decrease. To prevent the auxiliary battery from becoming discharged during storage, proper maintenance is necessary. As a matter of policy, Toyota does not provide battery…
• 10224168Sep 12, 2022Equipment. TSB: A battery in a stored vehicle is subject to conditions that can reduce its performance and service life. These conditions include storage period, temperature, parasitic drain, and battery load. Because of these factors, battery inspection and maintenance are required in order to ensure proper operation and optimal battery life. As a matter of policy, Toyota does not provide battery warranty coverage for…
• 10224164Sep 8, 2022Body and structure, Electrical system, Equipment. TSB: Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ?Careful inspection for paint chips/scratches and body dents/dings. ?Proper operation of electrical accessories (including interior light, clock, and radio reset). ?Interior cleanliness. ?Proper function of mechanical systems.
• 10220240Aug 18, 2022Equipment. 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
• 10220239Aug 18, 2022Equipment. TSB: 2023 model year Toyota vehicles are equipped with driver side floor mat retainers to secure the floor mat in the correct position. In addition, some models may also utilize retainers for passenger side and rear seat floor mats. During Pre-Delivery Service (PDS), follow the appropriate Installation Procedure to attach the driver side, and if applicable, the passenger side and rear seat floor mats to the vehicle…
• 10220154May 13, 2022Other or unknown. TT: To improve customer support of telematics connected services features, additional resources have been provided in the Service Lane - Knowledge Center.

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