2016 Toyota Sienna Technical Service Bulletins

291 technical service bulletins (TSBs) are on record for the 2016 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.

• 10150418Sep 14, 2016Electrical system. 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).
• 10149217Sep 14, 2016Engine. 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).
• 10111643Aug 30, 2016Equipment. 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.
• 10111590Aug 10, 2016Equipment. TSB: Some 2016 model year applicable vehicles equipped with Entune Audio (version 01013E) / Entune Audio Plus (version 010156 or 01015C) / Entune Premium Audio (version 010171 or 010170 or 01017D) may exhibit one or more of the following conditions: *Head unit rebooting at a specific location. *Abnormal destination search operation. *Rebooting caused by no songs on the USB connected iPhone. *One time reboot after…
• 10084339Aug 10, 2016Equipment, Electrical system. Tsb: some 2016 model year applicable vehicles equipped with entune™ audio (version 01013e) / entune™ audio plus (version 010156 or 01015c) / entune™ premium audio (version 010171 or 010170 or 01017d) may exhibit one or more of the following conditions: *head unit rebooting at a specific location. *abnormal destination search operation. *rebooting caused by no songs on the usb connected iphone. *one time reboot…
• 10084304Aug 2, 2016Brakes. "tsb: revision notice - august 2, 2016 rev1 - applicability has been updated to include 2015 - 2016 model year sienna vehicles. Any previous printed versions of this bulletin should be discarded. Some 2011 – 2016 model year sienna vehicles may exhibit a vibration/pulsation from the front brakes that can be felt in the brake pedal while lightly applying the brake pedal. New front brake pads and a new field fix…
• 10145776Jul 21, 2016Equipment. Update on Technician Certification Requirements.
• 10091769Jul 20, 2016Equipment. Technical instructions: the subject vehicles are equipped with an oxygen sensor which could experience wire degradation inside the oxygen sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10086765Jul 20, 2016Engine, Electrical system. Technical instructions: the subject vehicles are equipped with an oxygen sensor which could experience wire degradation inside the oxygen sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10134346Jul 7, 2016Visibility (wipers, defrost, mirrors). TSB: Some 2015 ? 2016 model year Avalon, Camry, Sienna, and Tundra vehicles equipped with Blind Spot Monitor may exhibit a Blind Spot Monitor Warning message with Diagnostic Trouble Code (DTC) C1AB2 Short to Ground in Outer Mirror Indicator (Master) or C1AB3 Short to Ground in Outer Mirror Indicator (Slave) stored. Follow the Repair Procedure in this bulletin to address this condition.
• 10087781Jul 7, 2016Electrical system. Tsb: some 2015 – 2016 model year avalon, camry, sienna, and tundra vehicles equipped with blind spot monitor may exhibit a blind spot monitor warning message with diagnostic trouble code (dtc) c1ab2 short to ground in outer mirror indicator (master) or c1ab3 short to ground in outer mirror indicator (slave) stored. Follow the repair procedure in this bulletin to address this condition.
• 10086301Jul 7, 2016Equipment. Tsb: some 2015 – 2016 model year avalon, camry, sienna, and tundra vehicles equipped with blind spot monitor may exhibit a blind spot monitor warning message with diagnostic trouble code (dtc) c1ab2 short to ground in outer mirror indicator (master) or c1ab3 short to ground in outer mirror indicator (slave) stored. Follow the repair procedure in this bulletin to address this condition.
• 10096409Jun 30, 2016Equipment. This sb notifies the technicians of the availability of an upgraded door open limit switch. It's more robust design makes it easier to adjust and holds the adjustment in place reducing or eliminating incorrect signalling to the vmi and oem computer
• 10084316Jun 30, 2016Body and structure. This sb notifies the technicians of the availability of an upgraded door open limit switch. It's more robust design makes it easier to adjust and holds the adjustment in place reducing or eliminating incorrect signalling to the vmi and oem computer concerning the status of the pass. Side sliding door
• 10134082Jun 14, 2016Engine, Electrical system. Dealer Letter: The subject vehicles are equipped with an Oxygen Sensor which could experience wire degradation inside the Oxygen Sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10134081Jun 14, 2016Engine, Electrical system. Dealer email: The subject vehicles are equipped with an Oxygen Sensor which could experience wire degradation inside the Oxygen Sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10100731Jun 14, 2016Electrical system. Dealer email: the subject vehicles are equipped with an oxygen sensor which could experience wire degradation inside the oxygen sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10134083Jun 13, 2016Electrical system, Engine. Technical Instructions: The subject vehicles are equipped with an Oxygen Sensor which could experience wire degradation inside the Oxygen Sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10134080Jun 13, 2016Electrical system, Engine. Region Letter: The subject vehicles are equipped with an Oxygen Sensor which could experience wire degradation inside the Oxygen Sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10134079Jun 13, 2016Electrical system, Engine. Region email: The subject vehicles are equipped with an Oxygen Sensor which could experience wire degradation inside the Oxygen Sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10106410Jun 13, 2016Engine. Technical instructions: the subject vehicles are equipped with an oxygen sensor which could experience wire degradation inside the oxygen sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10100730Jun 13, 2016Electrical system. Region letter: the subject vehicles are equipped with an oxygen sensor which could experience wire degradation inside the oxygen sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10100729Jun 13, 2016Electrical system. Region email: the subject vehicles are equipped with an oxygen sensor which could experience wire degradation inside the oxygen sensor wiring harness caused by vehicle vibration during normal operation. If this occurs, the vehicle will illuminate the check engine light.
• 10134075Jun 9, 2016Electrical system. TT: Multimedia systems reset procedure should be performed when the multimedia system no longer responds or reboots itself.
• 10099947Jun 9, 2016Electrical system, Equipment. Tt: multimedia systems reset procedure should be performed when the multimedia system no longer responds or reboots itself.
• 10142479May 26, 2016Equipment, Electrical system. TSB: Some 2015 ? 2016 model year Avalon, Camry, Sienna, and Tundra vehicles equipped with Blind Spot Monitor may exhibit a Blind Spot Monitor Warning message with Diagnostic Trouble Code (DTC) C1AB2 Short to Ground in Outer Mirror Indicator (Master) or C1AB3 Short to Ground in Outer Mirror Indicator (Slave) stored. Follow the Repair Procedure in this bulletin to address this condition.
• 10140637May 26, 2016Lane departure, Equipment, Electrical system. TSB: Some 2015 ? 2016 model year Avalon, Camry, Sienna, and Tundra vehicles equipped with Blind Spot Monitor may exhibit a Blind Spot Monitor Warning message with Diagnostic Trouble Code (DTC) C1AB2 Short to Ground in Outer Mirror Indicator (Master) or C1AB3 Short to Ground in Outer Mirror Indicator (Slave) stored. Follow the Repair Procedure in this bulletin to address this condition.
• 10096922May 26, 2016Electrical system. Tsb: some 2015 – 2016 model year avalon, camry, sienna, and tundra vehicles equipped with blind spot monitor may exhibit a blind spot monitor warning message with diagnostic trouble code (dtc) c1ab2 short to ground in outer mirror indicator (master) or c1ab3 short to ground in outer mirror indicator (slave) stored. Follow the repair procedure in this bulletin to address this condition.
• 10142464May 19, 2016Equipment, Body 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…
• 10140622May 19, 2016Body 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…
• 10096862May 19, 2016Equipment. 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…
• 10092865May 11, 2016Air bags. This communication is informing toyota of a delamination issue within an I.c. Produced by nxp and assembled into airbag sensor supplied by denso international america, inc. This delamination issue manifests itself as an open circuit within the sensor, causing a dtc to be set on the vehicle along with a declaring “airbag” light.
• 10140568May 4, 2016Electrical system. TT: Some customers may experience Bluetooth connection issues after updating the Android Operating System to 5.x.x (Lollipop) or later.
• 10140565May 4, 2016Electrical system, Vehicle speed control. TSB: Some 2014 - 2016 Sienna vehicles may exhibit an intermittent cruise control stalk illumination flicker condition. Please follow the Repair Procedure in this bulletin to address this condition.
• 10092681May 4, 2016Vehicle speed control, Equipment. Tsb: some 2014 - 2016 sienna vehicles may exhibit an intermittent cruise control stalk illumination flicker condition. Please follow the repair procedure in this bulletin to address this condition.
• 10134415Apr 26, 2016Equipment. TT: Some customers may experience Bluetooth connection issues after updating the Android Operating System to 5.x.x (Lollipop) or later.
• 10134401Apr 13, 2016Transmission and drivetrain. TSB: This bulletin includes basic procedures for inspecting and adjusting World Standard (WS) Automatic Transmission Fluid (ATF) level at normal vehicle operating temperature. Note: The following adjustment procedures are for U660E/F and U760E/F transmissions.
• 10134308Mar 30, 2016Vehicle speed control. TSB: Some 2014 ? 2016 model year Sienna vehicles may exhibit an intermittent cruise control stalk illumination flicker condition. Please follow the Repair Procedure in this bulletin to address the condition.
• 10096981Mar 30, 2016Vehicle speed control, Electrical system. Tsb: some 2014 – 2016 model year sienna vehicles may exhibit an intermittent cruise control stalk illumination flicker condition. Please follow the repair procedure in this bulletin to address the condition.
• 10134307Mar 25, 2016Transmission and drivetrain. TSB: Some 2015 ? 2016 model year Sienna vehicles may exhibit a grease leak where grease is coming through the boot clamp area on the big end of the outboard front axle shaft joint. Follow the Repair Procedure in this bulletin to address the condition.
• 10096967Mar 25, 2016Transmission and drivetrain. Tsb: some 2015 – 2016 model year sienna vehicles may exhibit a grease leak where grease is coming through the boot clamp area on the big end of the outboard front axle shaft joint. Follow the repair procedure in this bulletin to address the condition.
• 10134322Mar 16, 2016Equipment, Electrical system. 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.
• 10097057Mar 16, 2016Equipment. 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.
• 10134320Mar 8, 2016Electrical system. TT: Some customers may encounter Bluetooth connectivity concerns such as: ? Difficulty pairing the phone. ? Intermittent Bluetooth failure to connect when first turning on the vehicle. ? Various Bluetooth Audio functions are no longer functioning with the customer?s phone, such as the ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s phone.
• 10097052Mar 8, 2016Equipment. "tt: some customers may encounter bluetooth connectivity concerns such as: • difficulty pairing the phone. • intermittent bluetooth failure to connect when first turning on the vehicle. • various bluetooth audio functions are no longer functioning with the customer’s phone, such as the ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer’s phone.
• 10134281Feb 25, 2016Electrical system. Tech Tip: This Tech Tip is being provided to bring attention to the new location of the Entune/NAV/Map Update and Upgrade USB Directory. Click on the TIS tab, Diagnostics tab, Telematics tab, and the document is now located under the reference documents sections. This change has occurred to help speed up the updating process of this document.
• 10093361Feb 25, 2016Electrical system, Equipment. "tech tip: this tech tip is being provided to bring attention to the new location of the entune/nav/map update and upgrade usb directory. Click on the tis tab, diagnostics tab, telematics tab, and the document is now located under the reference documents sections. This change has occurred to help speed up the updating process of this document. "
• 10134265Feb 3, 2016Body and structure, Electrical system. 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.
• 10093081Feb 3, 2016Equipment. "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.
• 10134264Feb 2, 2016Equipment. Pre-Delivery Service Check Sheet

← All problems reported for the 2016 Toyota Sienna