T-SB-0194-17 Rev

T-SB-0194-17
Rev1
March 2, 2017
Lack of Power, High RPM Shift Point, Hesitation in Low
Gears
Service
Category
Drivetrain
Section
Automatic Transmission/Transaxle
Market USA
Applicability
YEAR(S)
MODEL(S)
ADDITIONAL INFORMATION
2017
Highlander
Transmission(s): 8AT
REVISION NOTICE
December 11, 2020 Rev1:
 The entire bulletin has been updated.
Any previous printed versions of this bulletin should be discarded.
Introduction
Some 2017 model year Highlander vehicles may exhibit one or more of 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) (SAE term: Powertrain Control Module/PCM) logic has been
modified. Follow the Repair Procedure in this bulletin to address these conditions.
© 2020 Toyota Motor Sales, USA
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Lack of Power, High RPM Shift Point, Hesitation in Low Gears
Production Change Information
This bulletin applies to vehicles produced BEFORE the Production Change Effective VINs
shown below.
MODEL
PLANT
DRIVETRAIN
STOP & START
PRODUCTION CHANGE EFFECTIVE VIN
Y
5TDJZRFH#HS395528
N
5TDBZRFH#HS395760
Y
5TDKZRFH#HS203396
N
5TDZZRFH#HS203483
AWD
Y
5TDJZRFH#HS512745
2WD
Y
5TDKZRFH#HS511358
AWD
TMMI West
Highlander
2WD
TMMI East
NOTICE
This Bulletin ONLY applies to vehicles equipped with OLD type B1 (clutch) transmissions.
Refer to TSB T-SB-0001-18 to confirm transmission is the old type before proceeding.
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.
Warranty Information
OP CODE
800269
DESCRIPTION
Reprogram ECM (PCM)
TIME
OFP
T1
T2
0.7
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.
© 2020 Toyota Motor Sales, USA
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Lack of Power, High RPM Shift Point, Hesitation in Low Gears
Parts Information
DRIVETRAIN
STOP AND START
AWD
2WD
–
PART NUMBER
PREVIOUS
NEW
Y
89661-0E830
89661-0E834
N
89661-0E840
89661-0E844
Y
89661-0E850
89661-0E854
N
89661-0E860
89661-0E864
–
00451-00001-LBL
PART NAME
QTY
Computer, Engine Control
(ECM/PCM)
–
Authorized Modification Labels
1
Required Tools & Equipment
REQUIRED EQUIPMENT
SUPPLIER
Techstream ADVi*
Techstream 2.0
Techstream Lite
Techstream Lite (Green Cable)
PART NUMBER
QTY
TSADVUNIT
ADE
TS2UNIT
1
TSLITEPDLR01
TSLP2DLR01
*Essential SST.
NOTE
 Only ONE of the Techstream units listed above is required.
 Software version 15.30.027 or later is required.
 Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE)
at 1-800-368-6787.
 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)
PART NUMBER
QTY
Battery Diagnostic Tool*
DCA-8000P T
1
*Essential SST.
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
NOTE
 The battery diagnostic tool MUST be used in Power Supply Mode to maintain battery voltage at
13.5V while flash reprogramming the vehicle.
 For details on how to use the battery diagnostic tool, refer to the DCA-8000 Instruction Manual located
at TIS – Diagnostics – Tools & Equipment – Battery Diagnostics.
© 2020 Toyota Motor Sales, USA
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Lack of Power, High RPM Shift Point, Hesitation in Low Gears
Calibration Information
MODEL
DRIVETRAIN
CALIBRATION ID
STOP &
START
Y
AWD
N
Highlander
Y
2WD
N
ECU TYPE
PREVIOUS
NEW
Engine
896630E43000
Transmission
896650E09000
896630E43100/
896650E09100
Engine
896630E44000
Transmission
896650E10000
Engine
896630E45000
Transmission
896650E11000
Engine
896630E46000
Transmission
896650E12000
896630E44100/
896650E10100
896630E45100/
896650E11100
896630E46100/
896650E12100
*To determine whether the vehicle is before or after hardware change, reference T-SB-0010-18, Transaxle Assembly
and ECM (PCM) Software Confirmation.
Repair Procedure
1. Confirm one or more of the following conditions exist:
 Lack of power.

High RPM shift point at the 2 – 3 shift.

Hesitation in low gears.
Does the vehicle exhibit ANY of the conditions listed above?

YES — Continue to step 2.

NO — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
2. Follow the procedures outlined in Service Bulletin No. T-SB-0001-18, Transaxle Assembly and
ECM (PCM) Software Confirmation, confirm transmission and ECU (PCM) hardware match,
and complete repairs as needed.
© 2020 Toyota Motor Sales, USA