NHTSA ID Number: 10152204
Manufacturer Communication Number: TSB018117
TSB/Document Date: 2018-12-17
Summary
TSB: Some 2015 ? 2016 model year Sienna vehicles may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P2610 (ECM/PCM Engine Off Timer Performance) present. The Engine Control Module (ECM) logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure below to address this condition.
T-SB-0181-17
January 6, 2017
MIL "ON" DTC P2610
Service
Category
Engine/Hybrid
System
Section
Engine Control
Market USA
Applicability
YEAR(S)
MODEL(S)
2015 - 2016
Sienna
ADDITIONAL INFORMATION
Introduction
Some 2015 – 2016 model year Sienna vehicles may exhibit a MIL “ON” condition with Diagnostic
Trouble Code (DTC) P2610 (ECM/PCM Engine Off Timer Performance) present. The Engine
Control Module (ECM) logic has been modified to reduce the possibility of this condition. Follow
the Repair Procedure below to address this condition.
Warranty Information
OP CODE
DESCRIPTION
TIME
EG1637
0.4
DRIVETRAIN
OFP
2WD
89661-08410
4WD
89661-08420
T1
T2
8A
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.
© 2016 Toyota Motor Sales, USA
Page 1 of 5
T-SB-0181-17
January 6, 2017
Page 2 of 5
MIL "ON" DTC P2610
Parts Information
PART NUMBER
DRIVETRAIN
PREVIOUS
NEW
2WD
89661-08410
89661-08411
4WD
89661-08420
89661-08421
–
00451-00001-LBL
PART NAME
QTY
Computer, Engine Control (ECM)
–
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
Techstream 2.0*
Techstream Lite
QTY
TS2UNIT
ADE
Techstream Lite (Green Cable)
TSLITEPDLR01
1
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)
PART NUMBER
QTY
GR8 Battery Diagnostic Station*
00002-MCGR8
1
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
* Essential SST.
© 2016 Toyota Motor Sales, USA
T-SB-0181-17
January 6, 2017
Page 3 of 5
MIL "ON" DTC P2610
Calibration Information
CALIBRATION ID
DRIVETRAIN
PREVIOUS
NEW
2WD
30833000
30833100
4WD
30834000
30834100
Repair Procedure
1. Using Techstream, check for the following stored DTC:
P2610 – ECM/PCM Engine Off Timer Performance.
Is the DTC present?
Yes – Continue to step 2.
No – This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
© 2016 Toyota Motor Sales, USA
T-SB-0181-17
January 6, 2017
Page 4 of 5
MIL "ON" DTC P2610
Repair Procedure (Continued)
2. Check for the Authorized Modifications Label affixed to the vehicle in the location shown below.
Confirm if the ECM (PCM) calibration has been updated.
Is the calibration ID listed NOT the latest ECM (PCM) calibration?
Yes – Continue to Step 3
No – This Service Bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
Figure 1. Location of Authorized Modifications Label for 2015 – 2016 Sienna
1
Replacement ECM (PCM) Part Number
(i.e,. 89661-08411)
4
Date Completed
2
New Calibration ID(s) (i.e., 30833100)
5
This SB Number
3
Dealer Code
© 2016 Toyota Motor Sales, USA
T-SB-0181-17
January 6, 2017
Page 5 of 5
MIL "ON" DTC P2610
Repair Procedure (Continued)
3. 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.
4. Prepare and install the Authorized Modifications Label.
A. 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]
Dealer Code
Repair Date
Change Authority [This bulletin number]
B. 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.
5. Test drive the vehicle to confirm proper vehicle operation.
© 2016 Toyota Motor Sales, USA
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TSB/Document ID: TSB018117
Replacement Service Bulletin Number:
MFR Communication Date: 2017-01-06
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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