Service bulletins for the 2016 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.
291 on file from NHTSA, as of 2026-10-19.
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| T-SB-0134-16-Rev | 2019-09-03. 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 Service Bulletin No. T-SB-0012-13 is obsolete and any printed versions should be discarded.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 |
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| ZH5_Toyota POL17 | 2019-07-15. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE; STRUCTURE:BODY:DOOR. Customer Support Program: Toyota has received a number of reports regarding the power sliding door rear lock assemblies on certain 2011?2018 model year Sienna vehicles. In these reports, corrosion on the position sensor of the left and/or right power sliding door rear lock assembly caused that door to exhibit one or more of the abnormal operations described below: ? During power mode closing operation, as the power sliding door reaches the nearly closed position, the door reverses and moves toward the open position. ? During power mode closing operation, the power sliding door cannot completely close and latch. ? The power mode closing operation of the power sliding door is inoperative. |
| ZKF_Toyota POL19 | 2019-07-15. Service bulletin. STRUCTURE:BODY:DOOR; STRUCTURE; EQUIPMENT. Customer Support Program: In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a proposed class action settlement, Toyota is announcing a Customer Support Program to provide coverage for the sliding door center hinge assembly. Although the sliding door center hinge assembly is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever occurs first), we at Toyota care about each customer?s ownership experience. Toyota is providing additional coverage for repairs related to sliding door center hinge assembly. Only those repairs that are related to internal functional concerns of the sliding door center hinge assembly that impede the closing and/or opening operations of the sliding door in manual and/or power modes are covered. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKF_Toyota POL19 | 2019-07-15. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR; EQUIPMENT. Customer Support Program: In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a proposed class action settlement, Toyota is announcing a Customer Support Program to provide coverage for the sliding door center hinge assembly. Although the sliding door center hinge assembly is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever occurs first), we at Toyota care about each customer?s ownership experience. Toyota is providing additional coverage for repairs related to sliding door center hinge assembly. Only those repairs that are related to internal functional concerns of the sliding door center hinge assembly that impede the closing and/or opening operations of the sliding door in manual and/or power modes are covered. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKD_Toyota POL19 | 2019-07-15. Service bulletin. STRUCTURE:BODY:DOOR; EQUIPMENT; STRUCTURE. Customer Program Support: In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a proposed class action settlement, Toyota is announcing a Customer Support Program to provide coverage for the power sliding door cable sub-assembly. Although the power sliding door cable sub-assemblies are covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever occurs first), we at Toyota care about each customer?s ownership experience. Toyota is providing additional coverage for repairs related to the power sliding door cable sub-assembly. Only those repairs that are related to internal functional concerns of the power sliding door cable sub-assembly that impede the closing and/or opening operations of the power sliding door in manual and/or power modes are covered. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKD_Dealer Packa | 2019-07-15. Service bulletin. STRUCTURE:BODY:DOOR; EQUIPMENT; STRUCTURE. Dealer Package: Certain 2011 ? 2018 Model Year Sienna Vehicles Coverage for the Power Sliding Door Cable Sub-Assembly (Vehicles equipped with power sliding doors ONLY). In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a class action settlement, Toyota is announcing a Customer Support Program to provide coverage for repairs to the power sliding door cable sub-assembly. Although the power sliding door cable sub-assemblies are covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs to the power sliding door cable sub-assembly. Only those repairs that are related to internal functional concerns of the power sliding door cable sub-assembly that impede the closing and/or opening operations of the power sliding door in manual and/or power modes are covered. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKE_Toyota POL19 | 2019-07-15. Service bulletin. EQUIPMENT; FUEL/PROPULSION SYSTEM. Customer Support Program: In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a proposed class action settlement, Toyota is announcing a Customer Support Program to provide coverage for the fuel filler door hinge and pin. Although the fuel filler door hinge and pin are covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever occurs first), we at Toyota care about each customer?s ownership experience. Toyota is providing additional coverage for repairs related to the fuel filler door hinge and pin. Only those repairs that are related to internal functional concerns of the fuel filler door hinge and pin that impede the closing and/or opening operations of the power sliding door in manual and/or power modes are covered. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKE_Dealer Packa | 2019-07-15. Service bulletin. EQUIPMENT; STRUCTURE. Dealer Package: Certain 2011 ? 2018 Model Year Sienna Vehicles Coverage for the Fuel Filler Door Hinge and Pin. In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a class action settlement, Toyota is announcing a Customer Support Program to provide coverage for repairs to the fuel filler door hinge and pin. Although the fuel filler door hinge and pin are covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs to the fuel filler door hinge and pin. Only those repairs that are related to internal functional concerns of the fuel filler door hinge and pin that impede the closing and/or opening operations of the sliding door in manual and/or power modes are covered. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKF_Dealer Packa | 2019-07-15. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. Dealer Package: Certain 2011 ? 2018 Model Year Sienna Vehicles Coverage for the Sliding Door Center Hinge Assembly. In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a class action settlement, Toyota is announcing a Customer Support Program to provide coverage for repairs to the sliding door center hinge assembly. Although the sliding door center hinge assembly is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs to the sliding door center hinge assembly. Only those repairs that are related to internal functional concerns of the sliding door center hinge assembly that impede the closing and/or opening operations of the sliding door in manual and/or power modes are covered. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKF_Dealer Packa | 2019-07-15. Service bulletin. STRUCTURE:BODY; STRUCTURE. Dealer Package: Certain 2011 ? 2018 Model Year Sienna Vehicles Coverage for the Sliding Door Center Hinge Assembly. In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a class action settlement, Toyota is announcing a Customer Support Program to provide coverage for repairs to the sliding door center hinge assembly. Although the sliding door center hinge assembly is covered by Toyota?s New Vehicle Limited Warranty for 3 years or 36,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs to the sliding door center hinge assembly. Only those repairs that are related to internal functional concerns of the sliding door center hinge assembly that impede the closing and/or opening operations of the sliding door in manual and/or power modes are covered. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKJ_Dealer Packa | 2019-07-15. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. Dealer Package: Certain 2011 - 2018 Model Year Sienna Vehicles Sienna Sliding Door Functional Inspection. This Sienna Sliding Door Functional Inspection is one of multiple elements involved in a class action settlement. Refer to Customer Confidence Program ZKI for comprehensive information on the class action settlement and its other elements. |
| ZKI_Dealer Packa | 2019-07-15. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. Dealer Package: Certain 2011 - 2018 Model Year Sienna Vehicles Coverage for Internal Functional Concerns of Certain Sliding Door Parts. In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a Sienna sliding door class action settlement, Toyota is announcing a Customer Confidence Program. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKI_Dealer Packa | 2019-07-15. Service bulletin. STRUCTURE:BODY:DOOR; STRUCTURE. Dealer Package: Certain 2011 - 2018 Model Year Sienna Vehicles Coverage for Internal Functional Concerns of Certain Sliding Door Parts. In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a Sienna sliding door class action settlement, Toyota is announcing a Customer Confidence Program. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKI_Region Lette | 2019-07-15. Service bulletin. STRUCTURE:BODY:DOOR; STRUCTURE. Region Letter: Certain 2011 - 2018 Model Year Sienna Vehicles Coverage for Certain Internal Functional Concerns of Certain Sliding Door Parts. Specific information for Region support is provided below. In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a Sienna sliding door class action settlement, Toyota is announcing a Customer Confidence Program. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKI_Dealer Email | 2019-07-15. Service bulletin. STRUCTURE:BODY:DOOR; STRUCTURE. Dealer Email: In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a Sienna sliding door class action settlement, Toyota is announcing a Customer Confidence Program. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| ZKI_Region Email | 2019-07-15. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. Region Email: In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a Sienna sliding door class action settlement, Toyota is announcing a Customer Confidence Program. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement. |
| T-SB-0141-18_Rev | 2019-07-15. Service bulletin. STRUCTURE:BODY:DOOR; STRUCTURE. TSB: REVISION NOTICE June 19, 2019 Rev1: ? The Parts Information section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2011 ? 2018 model year Sienna vehicles may exhibit a condition where the power slide door cable becomes separated, causing the power slide door to become inoperative. Follow the Repair Procedure in this bulletin to reduce this condition. |
| T-SB-0069-19 | 2019-07-15. Service bulletin. STRUCTURE:BODY:DOOR. TSB: Some 2011 ? 2018 model year Sienna customers may express concern about their vehicle?s slide door performance. Upon customer request, the Inspection Procedure in this bulletin may be performed for a functional check of the slide door system. |
| T-SB-0068-19 | 2019-07-15. Service bulletin. FUEL/PROPULSION SYSTEM; EQUIPMENT. TSB: Some 2011 ? 2018 model year Sienna vehicles may exhibit a condition where the fuel lid door is loose or not flush against the vehicle body, which may prevent the driver side slide door from opening. This condition may be caused by a broken fuel lid door hinge. Follow the Repair Procedure in this bulletin to address this condition. |
| T-SB-0067-19 | 2019-07-15. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. TSB: Some 2011 ? 2018 model year Sienna vehicles equipped with power slide doors may exhibit a condition where the slide door center hinge has corroded, causing the power slide door to not fully open or close during operation. Follow the Inspection Procedure and Repair Procedure in this bulletin to address this condition. |
| T-SB-0066-19 | 2019-07-15. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. TSB: Some 2011 ? 2018 model year Sienna vehicles equipped with manual doors may exhibit a condition where the slide door center hinge has corroded, causing the slide door to become difficult to operate while opening or closing. Follow the Inspection and Repair Procedures in this bulletin to address this condition. |
| ZH5_Toyota POL17 | 2019-07-15. Service bulletin. LATCHES/LOCKS/LINKAGES. Customer Support Program: Toyota has received a number of reports regarding the power sliding door rear lock assemblies on certain 2011?2018 model year Sienna vehicles. In these reports, corrosion on the position sensor of the left and/or right power sliding door rear lock assembly caused that door to exhibit one or more of the abnormal operations described below: ? During power mode closing operation, as the power sliding door reaches the nearly closed position, the door reverses and moves toward the open position. ? During power mode closing operation, the power sliding door cannot completely close and latch. ? The power mode closing operation of the power sliding door is inoperative. |
| ZH5_Dealer Packa | 2019-07-15. Service bulletin. LATCHES/LOCKS/LINKAGES. Dealer Package: June 19, 2019 Information about a proposed class action settlement has been added. ? Toyota has expanded the covered vehicle population. ? Toyota has extended the coverage period by one additional year. In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a class action settlement, Toyota is announcing a Customer Support Program to extend the warranty coverage for the power sliding door rear lock assemblies on certain 2011 ? 2018 model year Sienna vehicles. |
| ZH4_Toyota POL17 | 2019-07-15. Service bulletin. LATCHES/LOCKS/LINKAGES. Customer Support Program: Toyota has received a number of reports regarding sliding door front lock assemblies on certain 2011?2018 model year Sienna vehicles. In these reports, during the closing operation of the left and/or right side sliding door, the door would not completely close and latch due to corrosion on the latch lever pin of the door?s front lock assembly. |
| ZH4_Dealer Packa | 2019-07-15. Service bulletin. LATCHES/LOCKS/LINKAGES. Dealer Package: June 19, 2019 Information about a proposed class action settlement has been added. ? Toyota has expanded the covered vehicle population. ? Toyota has extended the coverage period by one additional year. In our continuing efforts to ensure the best in customer satisfaction, and pursuant to a class action settlement, Toyota is announcing a Customer Support Program to extend the warranty coverage for the sliding door front lock assemblies on certain 2011 ? 2018 model year Sienna vehicles. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.