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Service bulletins for the 2009 Toyota Sienna

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.

255 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
T-SB-0103-20 Rev12024-07-23. Service bulletin. ENGINE. This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for some 2008 – 2025 model year Toyota vehicles.
T-SB-0103-20 Rev12024-07-23. Service bulletin. ENGINE. This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for some 2008 – 2025 model year Toyota vehicles.
T-PANT-2024-004-2024-04-15. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life Coolant, effective March 1, 2024. These products are ordered through the Toyota Complete Maintenance Care (TCMC) website.
T-TT-0628-202020-11-30. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. TT: HVAC drain tube is found to be blocked/clogged.
T-TT-0468-17 Rev2020-08-17. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. TT: HVAC drain tube is found to be blocked/clogged.
DOR-M9J4S-072020-07-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. These SKUs are Exhaust Manifolds with Catalytic Converters. The customer communication requested return of unsold inventory due to a loss of CARB certification. These SKUs can no longer be sold as they do not meet CARB standards, but parts on vehicles are not effected.
DOR-M3J3F-072020-07-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. These SKUs are Exhaust Manifolds with Catalytic Converters. The customer communication requested return of unsold inventory due to a loss of CARB certification. These SKUs can no longer be sold as they do not meet CARB standards, but parts on vehicles are not effected.
T-SB-0134-16-Rev2019-09-03. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM; ENGINE. TSB: REVISION NOTICE July 01, 2019 Rev2: ? Applicability has been updated to 2019 ? 2020 model year Toyota vehicles. ? The Techstream Preparation and Process Overview sections have been updated. October 30, 2017 Rev1: ? Applicability has been updated to include 2018 model year vehicles. Any previous printed versions of this bulletin should be discarded. SUPERSESSION NOTICE The information contained in this bulletin supersedes SB No. T-SB-0012-13. Service Bulletin No. T-SB-0012-13 is obsolete and any printed versions should be discarded. Be sure to review the entire content of this bulletin before proceeding. 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 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. NOTE ECU is a Toyota term used to describe integrated computerized devices responsible for managing the operation of a system or subsystem. For the purposes of this bulletin, the term ?ECU? is used as a generic label for the following SAE J1930 standard references: ? Powertrain Control Module (PCM) ? Engine Control Module (ECM) ? Transmission Control Module (TCM) ? Any other Toyota specific control unit
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.
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.
TSB-0012-13 Rev22018-04-23. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. 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.
T-TT-0010-10 Rev2018-04-02. Service bulletin. BACK OVER PREVENTION; 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.
ZE2_WEP_Dealer L2018-04-02. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Letter: In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Warranty Enhancement Program to extend the warranty coverage for repairs related a leaking or seeping Engine Oil Cooler Pipe. In these vehicles, Toyota has received some reports where vehicles can experience an oil leak or seep from the Engine Oil Cooler Pipe. Although the Engine Oil Cooler Pipe is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever occurs first), we at Toyota care about the customers? ownership experience. Toyota is now extending the warranty coverage for repairs related a leaking or seeping Engine Oil Cooler Pipe. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement.
ZE2_WEP_Region L2018-04-02. Service bulletin. ENGINE AND ENGINE COOLING. Region Letter: In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Warranty Enhancement Program to extend the warranty coverage for repairs related a leaking or seeping Engine Oil Cooler Pipe. In these vehicles, Toyota has received some reports where vehicles can experience an oil leak or seep from the Engine Oil Cooler Pipe. Although the Engine Oil Cooler Pipe is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever occurs first), we at Toyota care about the customers? ownership experience. Toyota is now extending the warranty coverage for repairs related a leaking or seeping Engine Oil Cooler Pipe. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement.
T-TT-0086-112018-04-02. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE. 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.
90K_LSC_Extensio2017-08-01. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Letter: On certain vehicles equipped with a 2GR-FE (V6) engine, the rubber portion of the oil supply hose for the VVT-i actuator may degrade over time. This condition may cause oil to leak from the VVT-i oil hose producing abnormal engine noise and the oil pressure light to illuminate. The following vital information is provided to inform you and your staff of the owner notification timing and your degree of involvement.
90K_LSC_Extensio2017-08-01. Service bulletin. ENGINE AND ENGINE COOLING. Region Letter: On certain vehicles equipped with a 2GR-FE (V6) engine, the rubber portion of the oil supply hose for the VVT-i actuator may degrade over time. This condition may cause oil to leak from the VVT-i oil hose producing abnormal engine noise and the oil pressure light to illuminate.
T-SB-0201-112017-08-01. Service bulletin. ENGINE AND ENGINE COOLING. TSB: Some vehicles equipped with 2GR-FE/FXE engines and a towing package may exhibit a leak or oil seep from the engine's oil cooler pipes.
T-TT-0362-152017-03-28. Service bulletin. ELECTRICAL 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.
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."
TC-14-0362015-02-25. Service bulletin. ENGINE. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON CERTAIN VEHICLES THE RUBBER OIL SUPPLY HOSE, FOR VVT-I ACTUATOR, IS DEGRADING OVER TIME AND CAUSING A LEAKAGE OF OIL, FROM OIL HOSE, PRODUCING AN ILLUMINATION OF OIL PRESSURE LIGHT AND AN ABNORMAL ENGINE NOISE. MODEL 2005-09 AVALON, 2008 HIGHLANDER, 2006-09 RAV4, 2007-10 CAMRY, 2007-10 SIENNA. *PE
TC-14-0342014-12-16. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. AN ENHANCEMENT WARRANTY PROGRAM, ON CERTAIN VEHICLES, HAS BEEN ANNOUNCED TO PROVIDE WARRANTY COVERAGE FOR REPAIRS RELATING TO LEAKAGE OR SEEPAGE ENGINE OIL COOLER PIPE. MODEL 2007-11 SIENNA, 2008-11 HIGHLANDER, 2009-11 VENZA, 2011 HIGHLANDER HYBRID. *PE
TSB-0001-102014-03-07. Service bulletin. ENGINE. TOYOTA: UPDATED INFORMATION REGARDING THE RESPONSE OF THE AIR FUEL RATIO SENSOR, THAT IS INCORRECT AND ALSO, AN INCORRECT OXYGEN SENSOR OPERATION MAY BE PRESENT, DUE TO ECM/PCM PROCESSOR P0606 DTC. *PE
TCS-11-0272012-01-26. Service bulletin. UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE. TOYOTA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON SOME VEHICLES, DUE TO MOISTURE/WATER IN AIR INJECTION PUMPS AND/OR AIR SWITCHING VALVES IN ENGINES, THE CHECK ENGINE LIGHT (MALFUNCTION INDICATOR LIGHT) WOULD ILLUMINATE. *PE
TSB-020-112012-01-24. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE. TOYOTA: ON SOME VEHICLES, THE ENGINE OIL COOLER PIPES MAY EXHIBIT AN OIL SEEPAGE. INFORMATION HAS BEEN PROVIDED REGARDING THIS ISSUE. *PE

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