NHTSA ID Number: 10252252
Manufacturer Communication Number: TSB001823
TSB/Document Date: 2024-04-01
Summary
TSB: Some 2021 ? 2023 model year Sienna Hybrid vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P060694 (Hybrid/EV Powertrain Control Module Processor Unexpected Operation) present. The Hybrid Vehicle Control Computer logic has been modified to reduce the possibility of this DTC setting incorrectly. Follow the Repair Procedure in this bulletin to address this condition.
T-SB-0018-23
Rev1
April 19, 2023
MIL ON With DTC P060694
Service
Category
Vehicle Interior
Market USA and
Section
Mexico
Meter/Gauge/Display
Applicability
YEAR(S)
MODEL(S)
ADDITIONAL INFORMATION
2021 - 2023
Sienna HV
WMI(s): 5TD
Transmission(s): eCVT
Plant Code(s): S
REVISION NOTICE
February 15, 2024 Rev1:
The Parts Information and Repair Procedure sections have been updated.
Any previous printed versions of this bulletin should be discarded.
Introduction
Some 2021 – 2023 model year Sienna Hybrid vehicles may exhibit a MIL ON condition with
Diagnostic Trouble Code (DTC) P060694 (Hybrid/EV Powertrain Control Module Processor
Unexpected Operation) present. The Hybrid
Vehicle Control Computer logic has been modified
to reduce the possibility of this DTC setting incorrectly. Follow the Repair Procedure in this bulletin
to address this condition.
Production Change Information
This bulletin applies to vehicles produced BEFORE the Production Change Effective VINs
shown below.
MODEL
PLANT
Sienna HV
TMMI
DRIVETRAIN
PRODUCTION CHANGE EFFECTIVE VIN
FWD
5TD#RKEC#PS152101
AWD
5TD#SKFC#PS083996
© 2024 Toyota Motor Sales, USA
Page 1 of 6
T-SB-0018-23
Rev1
April 19, 2023
Page 2 of 6
MIL ON With DTC P060694
Table of Contents
Warranty Information............................................................................................................... 3
For USA Market ................................................................................................................. 3
For Mexico Market ............................................................................................................. 3
Parts Information..................................................................................................................... 3
Required Tools & Equipment .................................................................................................. 4
Calibration Information ............................................................................................................ 4
Repair Procedure .................................................................................................................... 5
© 2024 Toyota Motor Sales, USA
T-SB-0018-23
Rev1
April 19, 2023
Page 3 of 6
MIL ON With DTC P060694
Warranty Information
For USA Market
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EL2402
Reprogram the Hybrid Vehicle
Control Computer
1.1
89981-####*
8A
74
*Warranty claim MUST be submitted with the correct 10-digit OFP. Choose the correct OFP for the vehicle being repaired
by searching for the parts in the Electronic Parts Catalog using the VIN filter.
APPLICABLE WARRANTY (USA)
This repair is covered under the Toyota Hybrid Warranty. This warranty is in effect for
96 months or 100,000 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.
For Mexico Market
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EL2402
Reprogram the Hybrid Vehicle
Control Computer
1.1
89981-####*
8A
74
*Warranty claim MUST be submitted with the correct 10-digit OFP. Choose the correct OFP for the vehicle being repaired
by searching for the parts in the Electronic Parts Catalog using the VIN filter.
APPLICABLE WARRANTY (MEXICO)
This repair is covered under the Toyota Basic Warranty. This warranty is in effect for
36 months or 60,000 kilometers, 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
For USA and Mexico Markets
PART NUMBER
PART NAME
PREVIOUS
QTY
NEW
89981-08010
–
89981-08012
89981-08011
Computer, Hybrid Vehicle Control
89981-08020
89981-08022
89981-08021
NOTE
The hybrid vehicle control computer should NOT be replaced as part of the Repair Procedure.
© 2024 Toyota Motor Sales, USA
–
T-SB-0018-23
Rev1
April 19, 2023
Page 4 of 6
MIL ON With DTC P060694
Required Tools & Equipment
REQUIRED EQUIPMENT
SUPPLIER
PART NUMBER
Techstream ADVI*
QTY
TSADVUNIT
Techstream 2.0
TS2UNIT
ADE
1
Techstream Lite
TSLITEPDLR01
Techstream Lite (Green Cable)
TSLP2DLR01
*Essential SST.
NOTE
Only ONE of the Techstream units listed above is required.
GTS+ software version 2023.04.003.02 or later is required.
Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE)
at 1-800-368-6787 (USA) or 01-55-50103041 (Mexico).
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 (USA) or 01-800-504-5330 (Mexico).
Calibration Information
MODEL
DRIVETRAIN
CALIBRATION
ID NUMBER
CID 1
CALIBRATION ID
PREVIOUS
899830801000
899850801000
FWD
CID 2
899830801100
899850801000
CID 1
899830802000
899850802000
CID 2
899830802100
899850802000
NEW
899830801200 /
899850801100
Sienna HV A25A-FXS
AWD
© 2024 Toyota Motor Sales, USA
899830802200 /
899850802100
T-SB-0018-23
Rev1
April 19, 2023
Page 5 of 6
MIL ON With DTC P060694
Repair Procedure
1. Confirm the condition exists.
Does the vehicle exhibit a MIL ON condition with DTC P060694 present?
YES — Continue to step 2.
NO — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
2. Disconnect the cooling fans.
Figure 1.
A. Disconnect the cooling fan
motor connector.
B. Rotate the lever while pushing the lock
and disconnect the cooling fan
motor connector.
2
c
NOTICE
After disconnecting the cooling fan
motor connector, make sure that dirt,
water, or other foreign matter does
NOT contact the connecting parts of
the cooling fan motor connector.
1
c
1
Cooling Fan Motor Connector
2
Lock
3. Flash reprogram the hybrid vehicle control computer.
NOTE
The battery diagnostic tool MUST be used in Power Supply Mode to maintain battery voltage
at 13.5V – 13.5V while flash reprogramming the vehicle.
For details on how to use the battery diagnostic station, refer to the DCA-8000 Instruction Manual
located at TIS – Diagnostics – Tools & Equipment – Battery Diagnostics.
Follow the procedures outlined in T-SB-0107-20 ECU Flash Reprogramming With Security
Signature, and flash the hybrid vehicle control computer with the NEW calibration file update.
© 2024 Toyota Motor Sales, USA
T-SB-0018-23
Rev1
April 19, 2023
Page 6 of 6
MIL ON With DTC P060694
Repair Procedure (continued)
4. Connect the cooling fans.
A. Connect the cooling fan
motor connector.
Figure 2.
B. Rotate the lever to lock it.
2
c
NOTICE
When connecting the cooling fan
motor connector, make sure that
the connecting parts of the cooling
fan motor connector are free of
dirt, water, or other foreign matter.
Be sure to securely connect the
cooling fan motor connector.
1
c
1
Cooling Fan Motor Connector
2
Lock
5. Using GTS+, clear ANY DTCs and test-drive the vehicle to confirm normal operation and the
condition is no longer present.
© 2024 Toyota Motor Sales, USA
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TSB/Document ID: TSB001823
Replacement Service Bulletin Number:
MFR Communication Date: 2024-02-15
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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