NHTSA ID Number: 11027554
Manufacturer Communication Number: T-SB-0089-25
TSB/Document Date: 2026-01-09
Summary
Some 2021 – 2025 model year RAV4 Plug-in Hybrid
and RAV4 Prime vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P019064 (Fuel Rail Pressure Sensor “A” Signal Plausibility Failure) present. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to address this condition.
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TSB/Document ID: T-SB-0089-25
Replacement Service Bulletin Number:
MFR Communication Date: 2025-12-02
MFR Internal Campaign ID/Software Version: T-SB-0089-25
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
T-SB-0089-25
December 2, 2025
MIL ON with DTC P019064
Service
Category
Engine/Hybrid System
Section
Engine Control
Market USA
Applicability
YEAR(S)
MODEL(S)
ADDITIONAL INFORMATION
2021 - 2025
RAV4 PHV, RAV4 Prime
Introduction
Some 2021 – 2025 model year RAV4 Plug-in Hybrid and RAV4 Prime vehicles may exhibit a MIL
ON condition with Diagnostic Trouble Code (DTC) P019064 (Fuel Rail Pressure Sensor “A” Signal
Plausibility Failure) present. The Engine Control Module (ECM) (SAE term: Powertrain Control
Module/PCM) logic has been modified to address this condition. 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 YEAR
MODEL
ENGINE
PRODUCTION CHANGE EFFECTIVE VIN
JTMFB3FV#SD258665
JTMEB3FV#SD258665
2021 – 2025
RAV4 PHV,
RAV4 Prime
A25A-FXS
JTMGB3FV#SD258665
JTMAB3FV#SD258665
JTMCB3FV#SD258665
© 2025 Toyota Motor Sales, USA
Page 1 of 5
T-SB-0089-25
December 2, 2025
Page 2 of 5
MIL ON with DTC P019064
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EL2519
0.7
89661-4A###*
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
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.
For 2021 – 2025 model year RAV4 Prime vehicles equipped with a California Certified Emission
Control System that are registered and operated in California or any state that adopts California
emission warranty — Partial Zero Emission Vehicle (PZEV) Emission Warranty Coverage is in
effect for 15 years or 150,000 miles, from the vehicle’s in-service date, whichever occurs first.
(Please reference Warranty Policy Bulletin POL14-09, Warranty Policy 4.7, and/or the Owner’s
Warranty & Maintenance Guide for additional information.)
Parts Information
PART NUMBER
PREVIOUS
NEW
89661-4AU80
89661-4AU81
89661-4AQ01
89661-4AQ02
89661-4AT80
89661-4AT81
89661-4AF12
89661-4AF13
89661-4AU50
89661-4AU51
89661-4AU20
89661-4AU21
89661-4A873
89661-4A874
PART NAME
QTY
Computer, Engine Control
1
NOTE
The ECM (PCM) should NOT be replaced as part of the Repair Procedure.
© 2025 Toyota Motor Sales, USA
T-SB-0089-25
December 2, 2025
Page 3 of 5
MIL ON with DTC P019064
Required Tools & Equipment
SPECIAL SERVICE TOOLS (SST)
PART NUMBER
QTY
DCA-8000 Battery Diagnostic Tool*
DCA-8000P-T
1
*Essential SST.
NOTE
Additional SSTs may be ordered by calling 1-800-368-6787 or by visiting:
Home – Service Resources – Toyota Special Service Tools (SSTs).
REQUIRED EQUIPMENT
SUPPLIER
Techstream ADVi*
Techstream Lite
PART NUMBER
QTY
TSADVUNIT
ADE
Techstream Lite (Green Cable)
TSLITEPDLR01
TSLP2DLR01
*Essential SST.
NOTE
Only ONE of the Techstream units listed above is required.
GTS+ software version 2025.03.004.02 or later is required.
Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE) at
1-800-368-6787 or by visiting TIS – Diagnostics – Tools & Equipment – Techstream Order Portal.
Use Techstream or an approved J2534 interface to perform flash reprogramming updates. Visit
techinfo.toyota.com for more information regarding J2534 reprogramming
© 2025 Toyota Motor Sales, USA
1
T-SB-0089-25
December 2, 2025
Page 4 of 5
MIL ON with DTC P019064
Calibration Information
CALIBRATION ID
MODEL YEAR
MODEL
ENGINE
PREVIOUS
NEW
8966342S7300
8966342S7200
8966342S7400
8966342S7100
8966342S7000
2021 – 2025
RAV4 PHV,
RAV4 Prime
A25A-FXS
896634AS2000
896634AS2100
896634AS5000
896634AS5100
8966342Z1200
8966342Z1100
8966342Z1300
8966342Z1000
896634AR8000
896634AJ7100
896634AJ7000
896634AT1000
© 2025 Toyota Motor Sales, USA
896634AR8100
896634AJ7200
896634AT1100
T-SB-0089-25
December 2, 2025
Page 5 of 5
MIL ON with DTC P019064
Repair Procedure
1. Confirm the condition exists.
Does the vehicle exhibit a MIL ON condition with DTC P019064 (Fuel Rail
Pressure Sensor “A” Signal Plausibility Failure) present?
YES — Continue to step 2.
NO — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
2. Use GTS+ to confirm if the ECM (PCM) calibration has been updated.
Is the calibration ID listed in GTS+ the latest ECM (PCM) calibration?
YES — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
NO — Continue to step 3.
3. Flash reprogram the ECM (PCM).
NOTE
The battery diagnostic tool MUST be used in ECU Reflash Mode to maintain battery voltage
at 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-0021-25, GTS+ ECU Flash Reprogramming
With Security Signature, and flash reprogram the ECM (PCM) with the NEW calibration
file update.
4. Using GTS+, clear ANY DTC(s) and test-drive the vehicle to confirm the condition
is no longer present.
© 2025 Toyota Motor Sales, USA
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