NHTSA ID Number: 10133806
Manufacturer Communication Number: L-SB-0155-11 Rev
TSB/Document Date: 2018-04-23
Summary
Some 2010 - 2013 model year RX 450h vehicles may exhibit a MIL "ON" condition with Diagnostic Trouble Codes (DTCs) P3190 and P0A0F with information code 204 present. Refer to the repair procedure in this bulletin to address this condition.
L-SB-0155-11
Rev1
December 22, 2011
MIL "ON" DTCs P3190 and P0A0F/204
Service
Category
Engine/Hybrid
System
Section
Engine Control
Market
USA
Applicability
YEAR(S)
MODEL(S)
2010 – 2013
RX450H
ADDITIONAL INFORMATION
REVISION NOTICE
March 29, 2013 Rev1:
• Applicability has been updated to include 2012 – 2013 model year vehicles.
• Bulletin has been updated to include replacement of Fuel Tank Solenoid Main Valve Assembly.
Any previous printed versions of this bulletin should be discarded.
Introduction
Some 2010 - 2013 model year RX 450h vehicles may exhibit a MIL "ON" condition with Diagnostic
Trouble Codes (DTCs) P3190 and P0A0F with information code 204 present. Refer to the repair
procedure in this bulletin to address this condition.
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EG9092
R & R Fuel Pump, Filter, Suction Plate, and
Fuel Tank Solenoid Main Valve Assembly
1.4
77024-48020
8A
99
APPLICABLE WARRANTY
• This repair is covered under the Lexus Basic Warranty. This warranty is in effect for 48 months
or 50,000 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.
© 2013 Lexus, a division of Toyota Motor Sales, USA
Page 1 of 4
Rev1
L-SB-0155-11
December 22, 2011
Page 2 of 4
MIL "ON" DTCs P3190 and P0A0F/204
Parts Information
PREVIOUS PART NUMBER
CURRENT PART NUMBER
PART NAME
QTY
77024-48020
Same
Plate Sub-assembly, Fuel Suction
1
23221-31370
Same
Pump, Fuel
1
23217-31130
23217-31131
Filter, Fuel Pump
1
23239-21010
Same
1
77169-33030
Same
Gasket, Fuel Suction Tube Set
1
77710-48020
77710-48040
Valve Assy, Fuel Tank Solenoid Main
1
Required Tools & Equipment
REQUIRED EQUIPMENT
SUPPLIER
Techstream 2.0*
TIS Techstream*
PART NUMBER
QTY
TS2UNIT
ADE
Techstream Lite
TSPKG1
1
TSLITEDLR01
NOTE
• Only ONE of the Techstream units listed above is required.
• Software version 8.00.034 or later is required.
• Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE) at
1-800-368-6787.
* Essential SST.
Repair Procedure
1. Using Techstream, confirm if DTCs P3190 and P0A0F with information code 204 are present.
NOTE
If other DTCs are present in the Engine or Hybrid system, diagnose those DTCs first as this
bulletin might NOT apply.
2. Inspect Freeze Frame Data for DTC P3190 and confirm a lean condition was present when the
DTC was detected.
Was a lean condition present when DTC P3190 was detected?
• YES — Continue to step 3.
• NO — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
© 2013 Lexus, a division of Toyota Motor Sales, USA
L-SB-0155-11
Rev1
December 22, 2011
Page 3 of 4
MIL "ON" DTCs P3190 and P0A0F/204
Repair Procedure (Continued)
3. Confirm the fuel pump resistor connector is fully seated.
4. If no concerns are noted with the fuel pump resistor connector or fuel pump circuit, replace
the following components:
• Fuel Pump
• Fuel Pump Filter
• Fuel Suction Plate Sub-Assembly
• Fuel Tank Solenoid Main Valve Assembly
NOTE
When removing the fuel suction plate sub-assembly, confirm the original fuel pump pressure
port O-ring and spacer did not separate from the suction plate and stay in the fuel filter
housing assembly. If the O-ring and spacer did separate from the suction plate, remove and
discard them prior to installing a new suction plate.
Figure 1. CORRECT: O-ring and Spacer Still Attached
to Suction Plate
Figure 2. INCORRECT: O-ring and Spacer Present in Fuel
Filter Housing Assembly
1
1
2
2
3
3
1
Suction Plate
1
Fuel Filter Housing Assembly
2
2
3
Spacer
3
Spacer
Refer to the Technical Information System (TIS), applicable model and model year Repair
Manual for component replacement procedures:
• 2010 RX 450h:
Engine/Hybrid System – Fuel System – “2GR-FXE Fuel: Fuel Pump:
Removal (to 08/2009) / (from 08/2009) / Disassembly (to 08/2009) / (from 08/2009) /
Reassembly (to 08/2009) / (from 08/2009) / Installation (to 08/2009) / (from 08/2009)”
© 2013 Lexus, a division of Toyota Motor Sales, USA
L-SB-0155-11
Rev1
December 22, 2011
Page 4 of 4
MIL "ON" DTCs P3190 and P0A0F/204
Repair Procedure (Continued)
• 2010 RX 450h:
Engine/Hybrid System – Emission Control – “2GR-FXE Emission Control: Fuel Vapor
Containment Valve: Removal (to 08/2009) / (from 08/2009) / Installation (to 08/2009) /
(from 08/2009)”
• 2011 RX 450h:
Engine/Hybrid System – Fuel System – “2GR-FXE Fuel: Fuel Pump: Removal /
Disassembly / Reassembly / Installation”
• 2011 RX 450h:
Engine/Hybrid System – Emission Control – “2GR-FXE Emission Control: Fuel Vapor
Containment Valve: Removal / Installation”
• 2012 RX 450h:
Engine/Hybrid System – Fuel System – “2GR-FXE Fuel: Fuel Pump: Removal /
Disassembly / Reassembly / Installation”
• 2012 RX 450h:
Engine/Hybrid System – Emission Control – “2GR-FXE Emission Control: Fuel Vapor
Containment Valve: Removal / Installation”
• 2013 RX 450h:
Engine/Hybrid System – Fuel System – “2GR-FXE Fuel: Fuel Pump: Removal /
Disassembly / Reassembly / Installation”
• 2013 RX 450h:
Engine/Hybrid System – Emission Control – “2GR-FXE Emission Control: Fuel Vapor
Containment Valve: Removal / Installation”
5. Clear all DTCs and test drive to verify the repair.
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TSB/Document ID: L-SB-0155-11 Rev
Replacement Service Bulletin Number:
MFR Communication Date: 2013-03-29
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
MFR Component System:
MFR Component Subsystem:
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