Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001B4LP
Model Year Start: 2019 Model: Avalon HV Prod Date Range: [04/2018 - 08/2021]
Title: A25A-FXS (FUEL): FUEL MAIN VALVE: REMOVAL; 2019 - 2021 MY Avalon HV [04/2018 - 08/2021]

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during fuel main valve assembly removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link
*: When performing learning using the Techstream.

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: INTELLIGENT CLEARANCE SONAR SYSTEM (for HV Model): CALIBRATION

Auxiliary battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Departure Alert System (w/ Steering Control)

2019 - 2021 MY Avalon HV [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for HV Model): INITIALIZATION

Pre-collision System

Intelligent Clearance Sonar System*

Lighting System (for HV Model with Cornering Light)

Memorize steering angle neutral point

Parking Assist Monitor System

2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM(for HV Model): INITIALIZATION

Panoramic View Monitor System

2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): INITIALIZATION

CAUTION:

  • Never perform work on fuel system components near any possible ignition sources.
  • Vaporized fuel could ignite, resulting in a serious accident.
  • Do not perform work on fuel system components without first disconnecting the cable from the negative (-) auxiliary battery terminal.
  • Sparks could cause vaporized fuel to ignite, resulting in a serious accident.

PROCEDURE

1. REMOVE FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY

Click here 2019 - 2021 MY Avalon HV [04/2018 - 08/2021]; A25A-FXS (FUEL): FUEL PUMP: REMOVAL

2. REMOVE FUEL MAIN VALVE ASSEMBLY

(a) for Type A:

(1) Remove the clip from the fuel suction tube with pump and gauge assembly.

(2) Using a screwdriver with its tip wrapped with protective tape, remove the fuel main valve assembly from the fuel suction tube with pump and gauge assembly.

NOTICE:

  • Pull out the fuel main valve assembly carefully because the O-rings are firmly installed between the fuel main valve assembly and fuel suction tube with pump and gauge assembly.
  • Do not damage the fuel suction tube with pump and gauge assembly.

*a

Protective Tape

(3) Remove the 2 O-rings from the fuel main valve assembly.

*1

O-ring

(b) for Type B:

(1) Disengage the 2 claws and remove the fuel pressure regulator holder from the fuel suction tube with pump and gauge assembly.

(2) Using a screwdriver with its tip wrapped with protective tape, remove the fuel main valve assembly from the fuel suction tube with pump and gauge assembly.

NOTICE:

  • Pull out the fuel main valve assembly carefully because the O-ring is firmly installed between the fuel main valve assembly and fuel suction tube with pump and gauge assembly.
  • Do not damage the fuel suction tube with pump and gauge assembly.

*a

Protective Tape

(3) Remove the O-ring from the fuel main valve assembly.

NOTICE:

Do not remove the mesh and mini-clip from the fuel main valve assembly.

*1

O-ring

*a

Mesh

*b

Mini-clip