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Service bulletins for the 2014 Toyota Tundra

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.

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

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
SET-TSB-15-0032017-08-25. Service bulletin. ENGINE; ELECTRICAL SYSTEM:STARTER ASSEMBLY. Southeast Toyota Accessory Remote Engine Start System may experience a Crank no start or No Crank concern accompanied by DTC B279A due to open in Remote Engine Start Harness.
T-SB-0092-152017-08-14. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE. TSB: Some 2014 - 2015 model year Tundra vehicles equipped with 3UR-FE engine and Supercharger may experience a MIL "ON" condition with the following Diagnostic Trouble Code (DTC): P0101 - Mass Air Flow Circuit Range/Performance Problem. Follow the procedures in this bulletin to address this condition.
T-TT-0262-13 Rev2017-08-14. Service bulletin. ENGINE AND ENGINE COOLING. TT: Starting with 2010 Model Year, Toyota began a gradual transition to the use of synthetic 0w-20 viscosity engine oil. There are multiple benefits of this oil. Due to the them improved performance and durability of 0w-20 synthetic oil, Toyota has extended the oil change intervals to 10,000 miles for most vehicles that require this oil.
F0A_LSC_Dealer D2017-08-14. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, OTHER. Dealer Daily: In our continuing effort to ensure the best in customer satisfaction, Toyota is launching a Limited Service Campaign (LSC) on certain 2012 - 2014 MY Tundra and Sequoia vehicles. This LSC will cover approximately 39,000 Sequoia and 247,000 Tundra vehicles equipped with a 5.7 liter gasoline or 5.7 Liter-Flex Fuel engines.
F0A_LSC_Dealer L2017-08-14. Service bulletin. FUEL SYSTEM, OTHER; ENGINE AND ENGINE COOLING. Dealer Letter: In certain 2012 - 2014 Model Year Toyota Tundra and Sequoia vehicles equipped with a 5.7 Liter gasoline or 5.7 Liter-Flex Fuel engines, the Engine Control Module (ECM) may set a Diagnostic Trouble Code (DTC) if debris/ice becomes lodged in the air switching valve. If this occurs, the Malfunction Indicator (Check Engine) Light could illuminate and the vehicle could enter a "Fail-Safe" Mode (also known as "Limp-Home" Mode). If this occurs the vehicle's power and speed will be reduced, which could inconvenience you and require immediate repair.
F0A_LSC_Region L2017-08-14. Service bulletin. FUEL SYSTEM, OTHER; ENGINE AND ENGINE COOLING:COOLING SYSTEM. Region Letter: In certain 2012 - 2014 Model Year Toyota Tundra and Sequoia vehicles equipped with a 5.7 Liter gasoline or 5.7 Liter-Flex Fuel engines, the Engine Control Module (ECM) may set a Diagnostic Trouble Code (DTC) if debris/ice becomes lodged in the air switching valve. If this occurs, the Malfunction Indicator (Check Engine) Light could illuminate and the vehicle could enter a "Fail-Safe" Mode (also known as "Limp-Home" Mode). If this occurs the vehicle's power and speed will be reduced, which could inconvenience you and require immediate repair.
F0A_LSC_Dealer D2017-08-14. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. Dealer Daily: In our continuing effort to ensure the best in customer satisfaction, Toyota is launching a Limited Service Campaign (LSC) on certain 2012 - 2014 MY Tundra and Sequoia vehicles. This LSC will cover approximately 39,000 Sequoia and 247,000 Tundra vehicles equipped with a 5.7 liter gasoline or 5.7 Liter-Flex Fuel engines.
F0A_LSC_Dealer L2017-08-14. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. Dealer Letter: In certain 2012 ? 2014 Model Year Toyota Tundra and Sequoia vehicles equipped with a 5.7 Liter gasoline or 5.7 Liter-Flex Fuel engines, the Engine Control Module (ECM) may set a Diagnostic Trouble Code (DTC) if debris/ice becomes lodged in the air switching valve. If this occurs, the Malfunction Indicator (Check Engine) Light could illuminate and the vehicle could enter a "Fail-Safe" Mode (also known as "Limp-Home" Mode). If this occurs the vehicle's power and speed will be reduced, which could inconvenience you and require immediate repair.
F0A_LSC_Region L2017-08-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING. Region Letter: In certain 2012 - 2014 Model Year Toyota Tundra and Sequoia vehicles equipped with a 5.7 Liter gasoline or 5.7 Liter-Flex Fuel engines, the Engine Control Module (ECM) may set a Diagnostic Trouble Code (DTC) if debris/ice becomes lodged in the air switching valve. If this occurs, the Malfunction Indicator (Check Engine) Light could illuminate and the vehicle could enter a "Fail-Safe" Mode (also known as "Limp-Home" Mode). If this occurs the vehicle's power and speed will be reduced, which could inconvenience you and require immediate repair.
T-TT-0262-13 Rev2017-08-14. Service bulletin. ENGINE AND ENGINE COOLING. TT: Starting with 2010 Model Year, Toyota began a gradual transition to the use of synthetic 0w-20 viscosity engine oil. There are multiple benefits of this oil. Due to the them improved performance and durability of 0w-20 synthetic oil, Toyota has extended the oil change intervals to 10,000 miles for most vehicles that require this oil.
T-SB-0144-142017-08-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. TSB: Some 2014 - 2015 model year Sequoia and Tundra vehicles equipped with 3UR engines may exhibit a MIL "ON" condition with the following Diagnostic Trouble Codes (DTCs): ? P2440: Secondary Air Injection System Switching Valve Stuck Open Bank 1 ? P2442: Secondary Air Injection System Switching Valve Stuck Open Bank 2 This condition may be caused by debris/ice in the air switching valve assembly. The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been changed to reduce the possibility of this condition occurring.
T-SB-0092-152017-03-23. Service bulletin. ENGINE. "TSB: SOME 2014 – 2015 MODEL YEAR TUNDRA VEHICLES EQUIPPED WITH 3UR-FE ENGINE AND SUPERCHARGER MAY EXPERIENCE A MIL “ON” CONDITION WITH THE FOLLOWING DIAGNOSTIC TROUBLE CODE (DTC): P0101 – MASS AIR FLOW CIRCUIT RANGE/PERFORMANCE PROBLEM. FOLLOW THE PROCEDURES IN THIS BULLETIN TO ADDRESS THIS CONDITION."
T-SB-0012-13 REV2017-03-21. Service bulletin. ENGINE; 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). 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."
SET-TSB-16-0032016-07-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Tundra Split Rear Dual Exhaust Revised Exhaust Hangers On vehicles equipped with the SET accessory Split Rear Dual Exhaust system, the exhaust pipe may become loose due to the rubber isolator separating from the bracket. This will allow the exhaust pipe to come in contact with the frame or suspension and cause a rattling noise. The exhaust pipe is still supported by the remaining brackets. An updated rear exhaust hanger bracket is available to maintain correct alignment of the hanger and Rubber Isolator.
T-SB-0058-132016-03-31. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
T-SB-0144-142016-03-31. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
TC15-0012015-07-06. Service bulletin. ENGINE. TOYOTA 2012-2014 TUNDRA AND SEQUOIA VEHICLES: TSB CONTAINS AN OWNER'S NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. ON CERTAIN MODELS THE ENGINE CONTROL MODULE MAY SET A DTC TROUBLE CODE IF ICE OR DEBRIS EFFECTS THE AIR SWITCHING VALVE. *LJ

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