Service bulletin T-SB-0229-17

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10132377
Published by NHTSA	2018-04-02
Manufacturer's number	T-SB-0229-17
Manufacturer's date	2017-06-22
NHTSA component	POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); EQUIPMENT:MECHANICAL

NHTSA's summary

TSB: Some 2017 model year Highlander and Sienna vehicles may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P211904 ? Throttle Actuator ?A? Control Throttle Body Range/Performance System Internal Failure present. The Engine Control Module/Powertrain Control Module (ECM/PCM) logic has been modified to reduce the possibility of this condition. APPLICABLE WARRANTY: ? This repair is covered under the Toyota Federal Emission Warranty. This warrantyis in effect for 96 months or 80,000 miles, whichever occurs first, from the vehicle?sin-service date. ? Warranty application is limited to occurrence of the specified condition described in this bulletin.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories, Transmission and driveline, Automatic transmission, Transmission control module

Trouble codes named

P2119

Vehicles listed
TOYOTA HIGHLANDER	2017
TOYOTA SIENNA	2017

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
T-SB-0160-18 Rev	2021-06-21. Service bulletin. TSB: Some 2017 ? 2018 model year Highlander and Sienna vehicles may exhibit a whine noise while driving, a harsh shift, MIL ON, or reduced power. The following Diagnostic Trouble Codes (DTCs) may be present: P07457F, P07757F, P07957F, P28077F, P28167F, P08BA7F, P27137F, P07407E, P27567F, P211904, or P071531. For transaxles within the specified dates that meet the required symptoms, a remanufactured transaxle is available. Follow the Repair Procedure in this bulletin to address this condition.
T-SB-0001-18	2018-04-02. Service bulletin. TSB: When completing a transaxle assembly replacement, Engine Control Module (ECM) (SAE term: Powertrain Control Module [PCM]) replacement, or ECM (PCM) reprogram, ensure the correct ECM (PCM) software is matched with the transaxle assembly hardware. Some 2017 - 2018 model year Highlander and 2017 model year Sienna vehicles require different ECM (PCM) software based on the transaxle assembly hardware installed in the vehicle. NOTICE Mismatched transaxle assembly hardware and ECM (PCM) software combinations may result in a harsh shift or shift flare. If this occurs, ECM (PCM) replacement and reprogramming will be required. If ECM (PCM) replacement/reprogramming is needed, it will not be covered under warranty. Use the information in this Service Bulletin to confirm that the correct ECM (PCM) hardware and software are used based on the transaxle assembly part number and serial number.
T-SB-0001-18_Rev	2018-03-12. Service bulletin. TSB: REVISION NOTICE February 02, 2018 Rev1: ? Applicability has been updated to include 2018 model year Sienna vehicles. ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. When completing a transaxle assembly replacement, Engine Control Module (ECM) (SAE term: Powertrain Control Module [PCM]) replacement, or ECM (PCM) reprogram, ensure the correct ECM (PCM) software is matched with the transaxle assembly hardware. Some 2017 ? 2018 model year Highlander and Sienna vehicles require different ECM (PCM) software based on the transaxle assembly hardware installed in the vehicle. NOTICE Mismatched transaxle assembly hardware and ECM (PCM) software combinations may result in a harsh shift or shift flare. If this occurs after the original repair, additional ECM (PCM) replacement and reprogramming will be required. This additional ECM (PCM) replacement and/or reprogramming is NOT covered under warranty. Use the information in this Service Bulletin to confirm that the correct ECM (PCM) hardware and software are used based on the transaxle assembly part number and serial number.
T-TT-0410-16	2017-08-14. Service bulletin. TT: The 2017 Sienna is equipped with a new 8 Speed Direct Automatic Transmission (DAT). Because of this, we are requesting 100% TAS Case creation for concerns related to this new technology.
OP-W-0426	2017-05-30. Service bulletin. THIS TECHNICAL BULLETIN IS CREATED TO NOTIFY DEALERS TO INSPECT THE TRANSMISSION COOLER LINES FOR PROPER CLEARANCE BETWEEN THE SHEAR PLATE AND COOLER LINE. IT ALSO PROVIDES ADJUSTMENT PROCEDURES SHOULD THE LINE BE TOO CLOSE TO THE SHEAR PLATE (VANTAGE MOBILITY INTERNATIONAL)