2010 Toyota SiennaService bulletins
2010 Toyota Sienna Technical Service Bulletins
275 technical service bulletins (TSBs) are on record for the 2010 Toyota Sienna. 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.
- 10111214Apr 30, 2015Equipment, Electrical system. TT: When updating either the navigation or radio firmware, verify the vehicle applicability BEFORE beginning the update.
- 10111405Apr 17, 2015Equipment. 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.
- 10111212Apr 17, 2015Equipment. 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.
- 10111390Apr 10, 2015Electrical system. TSB: When servicing interior electrical switches and components, please note the precautions in this bulletin to avoid damaging electrical components and switches. Many lubricants, cleaners, and automotive chemicals contain silicone or other compounds that may contaminate electrical contacts, and therefore increase electrical resistance and decrease switch performance. The use of any cleaners or fluids may increase…
- 10111197Apr 10, 2015Electrical system, Equipment. TSB: When servicing interior electrical switches and components, please note the precautions in this bulletin to avoid damaging electrical components and switches. Many lubricants, cleaners, and automotive chemicals contain silicone or other compounds that may contaminate electrical contacts, and therefore increase electrical resistance and decrease switch performance. The use of any cleaners or fluids may increase…
- 10111389Apr 9, 2015Equipment. TSB: Some 2004 - 2015 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.
- 10111196Apr 9, 2015Equipment. TSB: Some 2004 - 2015 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.
- 10111400Apr 7, 2015Engine 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.
- 10111207Apr 7, 2015Engine 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.
- 10134247Apr 6, 2015Equipment, Electrical system. TT: When updating either the navigation or radio firmware, verify the vehicle applicability BEFORE beginning the update.
- 10111366Feb 26, 2015Equipment. 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…
- 10111230Feb 26, 2015Electrical system, 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…
- 10111357Feb 10, 2015Body and structure. TSB: On some vehicles, when Rapgard is removed, the paint may have a stained appearance. These stains appear to be under the clear coat (repainting this area is not necessary). The stain patterns are usually under wrinkles in the Rapgard. These wrinkles sometimes trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces, such as the hood, roof, and trunk. Stains can be…
- 10111221Feb 10, 2015Body and structure. TSB: On some vehicles, when Rapgard is removed, the paint may have a stained appearance. These stains appear to be under the clear coat (repainting this area is not necessary). The stain patterns are usually under wrinkles in the Rapgard. These wrinkles sometimes trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces, such as the hood, roof, and trunk. Stains can be…
- 10111365Feb 2, 2015Equipment. TT: Some customers may encounter various Bluetooth connectivity concerns after upgrading to iOS 8.0 and later. Conditions typically experienced include inability to pair the iPhone to the system, poor sound quality during phone calls placed through the audio/navigation system, and the inability to place a hands free phone call using the audio/navigation system.
- 10111229Feb 2, 2015Equipment, Electrical system. TT: Some customers may encounter various Bluetooth connectivity concerns after upgrading to iOS 8.0 and later. Conditions typically experienced include inability to pair the iPhone to the system, poor sound quality during phone calls placed through the audio/navigation system, and the inability to place a hands free phone call using the audio/navigation system.
- 10134128Jan 15, 2015Electrical system, Engine. 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).
- 10096036Jan 15, 2015Electrical system, Engine. "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).
- 10111338Jan 12, 2015Equipment. TT: Customers complain of various Bluetooth connectivity concerns after upgrading to iOS 8.0 and later. Conditions typically experienced include inability to pair the iPhone to the system, poor sound quality during phone calls placed through the audio/navigation system, and the inability to place a hands free phone call using the audio/navigation system.
- 10111248Jan 12, 2015Electrical system, Equipment. TT: Customers complain of various Bluetooth connectivity concerns after upgrading to iOS 8.0 and later. Conditions typically experienced include inability to pair the iPhone to the system, poor sound quality during phone calls placed through the audio/navigation system, and the inability to place a hands free phone call using the audio/navigation system.
- 10197491Dec 9, 2014Equipment. Warranty enhancement program.
- 10134211Dec 9, 2014Electrical system. Electronic Communication: In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Warranty Enhancement Program. This program extends the warranty coverage for repairs related to cracked and/or sticky/melted dashboards (Instrument Panels) as a result of heat or humidity on 2003-2005 model year 4Runner, 2005-2010 model year Avalon, 2007-2011 model year Camry and Camry Hybrid…
- 10134203Dec 9, 2014Electrical system. Region Letter: In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Warranty Enhancement Program. This program extends the warranty coverage for repairs related to cracked and/or sticky/melted dashboards (Instrument Panels) as a result of heat or humidity on 2003-2005 model year 4Runner, 2005-2010 model year Avalon, 2007-2011 model year Camry and Camry Hybrid, 2004-2010…
- 10132639Dec 9, 2014Electrical system. Electronic Communication: In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Warranty Enhancement Program. This program extends the warranty coverage for repairs related to cracked and/or sticky/melted dashboards (Instrument Panels) as a result of heat or humidity on 2003-2005 model year 4Runner, 2005-2010 model year Avalon, 2007-2011 model year Camry and Camry Hybrid…
- 10132631Dec 9, 2014Electrical system. Region Letter: In our continuing efforts to ensure the best in customer satisfaction, Toyota is announcing a Warranty Enhancement Program. This program extends the warranty coverage for repairs related to cracked and/or sticky/melted dashboards (Instrument Panels) as a result of heat or humidity on 2003-2005 model year 4Runner, 2005-2010 model year Avalon, 2007-2011 model year Camry and Camry Hybrid, 2004-2010…
- 10109364Nov 21, 2014Engine 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.
- 10109408Oct 16, 2014Transmission and drivetrain. TSB: The purpose of this bulletin is to assist in the identification and location of serial numbers on 2006 -2014 model year remanufactured automatic transmissions.
- 10109404Oct 16, 2014Transmission and drivetrain. TSB: The purpose of this service bulletin is to provide information regarding the installation of the correct torque converter bolts during automatic transmission/transaxle assembly replacement. Incorrect torque converter bolts or missing washers can cause damage to the torque converter assembly.
- 10109403Oct 16, 2014Transmission and drivetrain. TSB: World Standard (WS) Automatic Transmission Fluid (ATF) was introduced to reduce maintenance costs and increase the mileage between scheduled maintenance checks. Here are some important tips when working with ATF-WS in Toyota vehicles requiring it's use.
- 10109463Oct 13, 2014Electrical system, Equipment. Tech Tip: Customer complains of carious Bluetooth connectivity concerns after upgrading to iOS 8.0 and later. Conditions typically experienced include inability to pair the iPhone to the system, poor sound quality during phone calls placed through the audio/navigation system, and the inability to place a hands free phone call using the audio/navigation system.
- 10109493Sep 30, 2014Transmission and drivetrain. TSB: The purpose of this bulletin is to assist in the identification and location of serial numbers on 2006 - 2014 model year automatic transmissions.
- 10109492Sep 30, 2014Transmission and drivetrain. TSB: The purpose of this bulletin is to provide precautions to follow when installing an automatic transmission/transaxle assembly to avoid MIL "ON" shifting issues and/or transmission damage. Use the information in this bulletin when installing an automatic transmission/transaxle assembly.
- 10109587Aug 19, 2014Equipment. Tech Tip: Since MY 2011, several different update or upgrade USB SSTs have been issued for Toyota audio and navigation systems.
- 10109600Aug 7, 2014Engine 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…
- 10109594Aug 7, 2014Engine 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.
- 10056822Aug 7, 2014Engine. 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.
- 10132755Jul 31, 2014Engine 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.
- 10132750Jul 31, 2014Engine 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.
- 10056501Jul 31, 2014Engine cooling. 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.
- 10132742Jul 29, 2014Electrical system, Visibility (wipers, defrost, mirrors). Tech Tip: Tips for writing a DPR (Dealer Product Report) on manufacturing issues for windows and windshields.
- 10132715Jul 25, 2014Equipment. 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.
- 10132741Jul 8, 2014Engine. Tech Tip: Starting with the 2010 Model Year, Toyota began a gradual transition to the use of synthetic 0w20 viscosity engine oil. There are multiple benefits of this oil including: Reduced friction and wear on engine surfaces, Improved fuel economy, Reduction in waste oil stream (in vehicles approved for 10,000 mile oil change intervals), Reduced maintenance cost (in vehicles approved for 10,000 mile oil change…
- 10132708Jul 7, 2014Equipment. 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.
- 10132762Jun 12, 2014Electrical 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).
- 10132812May 1, 2014Engine, Back-over prevention (rear camera). 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.
- 10131825Apr 23, 2014Transmission and drivetrain. This bulletin includes basic procedures for inspecting and adjusting World Standard (WS) Automatic Transmission Fluid (ATF) level at normal vehicle operating temperature.
- 10131819Apr 17, 2014Steering. This bulletin is now obsolete. Please see T-SB-0030-14 .
- 10131818Apr 17, 2014Steering. A new repair procedure and overhaul kit have been developed for repairing the power steering rack to improve the overall serviceability and reduce ownership cost. This repair procedure only applies to vehicles where the steering rack leak is originating from the right (passenger) side and is the OEM steering rack assembly.
- 10060717Apr 17, 2014Steering. Summary to be provided on a future date.
- 10133777Apr 4, 2014Equipment. Safety Recall completion is important not only in satisfying government requirements but also is an integral part of our commitment to meet customer expectations of Toyota products. Toyota will be sending Safety Recall Follow-Up Notices to remind owners whose vehicles have not yet had campaign repairs completed. We request your assistance in completing the applicable campaign repairs as owners receive the Follow-Up…
← All problems reported for the 2010 Toyota Sienna
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.