Toyota Technical Service Bulletin T-SB-0194-17
Date: March 2, 2017
Lack of Power/High RPM Shift Point/Hesitation
Service Information
Service Category: Drivetrain
Section: Automatic Transmission/Transaxle
Applicability
| YEAR(S) | MODEL(S) | Market | ADDITIONAL INFORMATION |
|---|---|---|---|
| 2017 | Highlander | USA | Transmission(s): 8AT |
Introduction
Some 2017 model year Highlander vehicles may exhibit the following conditions:
- Lack of power.
- High RPM shift point at the 2 – 3 shift.
- Hesitation in low gears.
Some 2017 model year Highlander vehicles with the Stop and Start feature may exhibit the following conditions:
- Extended crank condition.
- RPM fluctuation during or immediately following engine restart.
The Engine Control Module (ECM) logic has been modified. Follow the Repair Procedure below to address these conditions.
Production Change Information
This bulletin applies to vehicles produced BEFORE the Production Change Effective VINs shown below.
| MODEL | PLANT | DRIVETRAIN | START & STOP | PRODUCTION CHANGE EFFECTIVE VIN |
|---|---|---|---|---|
| Highlander | TMMI West | AWD | Y | 5TDJZRFH#HS395528 |
| 2WD | N | 5TDBZRFH#HS395760 | ||
| TMMI West | AWD | Y | 5TDKZRFH#HS203396 | |
| 2WD | N | 5TDZZRFH#HS203483 | ||
| TMMI East | AWD | Y | 5TDJZRFH#HS512745 | |
| 2WD | Y | 5TDKZRFH#HS511358 |
Warranty Information
| OP CODE | DESCRIPTION | TIME | OFP | T1 | T2 |
|---|---|---|---|---|---|
| EG1642 | Reprogram ECM (PCM) | 0.4 | 89661-0E830 89661-0E840 89661-0E850 89661-0E860 |
87 | 99 |
APPLICABLE WARRANTY
- This repair is covered under the Toyota Federal Emission Warranty. This warranty is in effect for 96 months or 80,000 miles, whichever occurs first, from the vehicle's in-service date.
- Warranty application is limited to occurrence of the specified condition described in this bulletin.
Parts Information
| DRIVETRAIN | PART NUMBER | PART NAME | QTY | |
|---|---|---|---|---|
| PREVIOUS | NEW | |||
| AWD | 89661-0E830 | 89661-0E831 | Computer, Engine Control (ECM/PCM) | |
| 89661-0E840 | 89661-0E841 | |||
| 2WD | 89661-0E850 | 89661-0E851 | ||
| 89661-0E860 | 89661-0E861 | |||
| 00451-00001-LBL | Authorized Modification Labels | 1 | ||
NOTE
- The ECM (PCM) should NOT be replaced as part of the Repair Procedure.
- Authorized Modification Labels may be ordered in packages of 25 from the Materials Distribution Center (MDC) through Dealer Daily – Parts – Dealer Support Material Order.
Required Tools & Equipment
| REQUIRED EQUIPMENT | SUPPLIER | PART NUMBER | QTY |
|---|---|---|---|
| Techstream 2.0* | ADE | TS2UNIT | |
| Techstream Lite | TSLITEPDLR01 | 1 | |
| Techstream Lite (Green Cable) | TSLP2DLR01 |
NOTE
- Only ONE of the Techstream units listed above is required.
- Software version 11.30.137 or later is required.
- Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE) at 1-800-368-6787.
- ❌ The Diagnostic Tester is NOT recommended for flash reprogramming. Please use Techstream or an approved J2534 interface to perform flash reprogramming updates. Visit techinfo.toyota.com for more information regarding J2534 reprogramming.
Special Service Tools (SST)
| SPECIAL SERVICE TOOLS (SST) | PART NUMBER | QTY |
|---|---|---|
| GR8 Battery Diagnostic Station* | 00002-MCGR8 | 1 |
NOTE
- Additional SSTs may be ordered by calling 1-800-933-8335.
- * Essential SST.
Calibration Information
| MODEL | DRIVETRAIN | STOP & START | ECU TYPE | PREVIOUS | NEW |
|---|---|---|---|---|---|
| Highlander | AWD | Y | Main | 896630E43000 | 896630E43100 / 896650E09100 |
| N | Sub | 896650E09000 | |||
| Y | Main | 896630E44000 | 896630E44100 / 896650E10100 | ||
| N | Sub | 896650E10000 | |||
| 2WD | Y | Main | 896630E45000 | 896630E45100 / 896650E11100 | |
| N | Sub | 896650E11000 | |||
| Y | Main | 896630E46000 | 896630E46100/896650E12100 | ||
| N | Sub | 896650E12000 |
Repair Procedure
-
Does the vehicle exhibit a lack of power, high RPM shift point at the 2 – 3 shift, or hesitation in low gears?
- YES - Continue to step 2.
- NO – This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
-
Check for the Authorized Modification Label affixed to the vehicle in the location shown below. Is the calibration ID listed NOT the latest ECM (PCM) calibration?
- YES - Continue to step 3.
- NO – This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
Figure 1. Location of Authorized Modifications Label on 2017 Highlander
The Authorized Modifications Label is affixed to the vehicle, typically under the hood. The label contains the following information:
- TOYOTA MOTOR CORPORATION
- AUTHORIZED MODIFICATIONS
- THE FOLLOWING MODIFICATIONS HAVE BEEN MADE:
- THESE MODIFICATIONS HAVE BEEN APPROVED AS APPROPRIATE BY EPA AND CARB
- Fields for: DEALER CODE:, CHANGE AUTHORITY:, DATE:
- Numbered items detailing the modifications:
- 1. Replacement ECM (PCM) Part Number (e.g., 89661-0E831)
- 2. New Calibration ID (i.e., TBD)
- 3. Dealer Code
- 4. Date Completed
- 5. This SB Number
-
Flash reprogram the ECM (PCM).
NOTE
- The GR8 Battery Diagnostic Station MUST be used in Power Supply Mode to maintain battery voltage at 13.5 volts while flash reprogramming the vehicle.
- For details on how to use the GR8 Battery Diagnostic Station, refer to the GR8 Instruction Manual located on the Technical Information System (TIS), Diagnostics – Tools & Equipment – Battery Diagnostics.
Follow the procedures outlined in the Service Bulletin T-SB-0134-16, “Techstream ECU Flash Reprogramming Procedure”, and flash the ECM (PCM) with the NEW calibration file update.
-
Prepare and install the Authorized Modifications Label.
- Using a permanent marker, enter the following information on the label:
- ECM part number [Refer to the Parts Information section for the NEW PART NUMBER]
- Calibration ID(s) [Refer to the Calibration Information section for the NEW CALIBRATION ID]
- Dealer Code
- Repair Date
- Change Authority [This bulletin number]
- Install the Authorized Modifications Label to the vehicle at the location shown in Figure 1. The Authorized Modifications Label is available through the MDC, P/N 00451-00001-LBL.
- Using a permanent marker, enter the following information on the label:
- Test drive the vehicle to confirm proper vehicle operation.
