Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Removal

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.

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Battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Departure Alert System (w/ Steering Control)

Pre-collision System

Intelligent Clearance Sonar System*

Lighting System (for Gasoline Model with Cornering Light)

Memorize steering angle neutral point

Parking Assist Monitor System

Panoramic View Monitor System

Replacement of fuel pump

Inspection after repair

  • Poor idle, etc.
  • Engine start function, etc.

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 (-) 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

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2. REMOVE FUEL SENDER GAUGE ASSEMBLY

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3. REMOVE FUEL PUMP

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4. REMOVE FUEL MAIN VALVE ASSEMBLY

(a) Remove the fuel main valve assembly (for Low Pressure).

(1) Remove the clip from the fuel filter.

(2) Using a screwdriver with its tip wrapped with protective tape, remove the fuel main valve assembly from the fuel filter.

NOTICE:

  • Pull out the fuel main valve assembly carefully because the O-rings are firmly installed between the fuel main valve assembly and fuel filter.
  • Do not damage the fuel filter.

*a

Protective Tape

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

*1

O-ring

(b) Remove the fuel main valve assembly (for High Pressure).

(1) Remove the clip from the fuel filter.

(2) Using a screwdriver with its tip wrapped with protective tape, remove the fuel main valve assembly from the fuel filter.

NOTICE:

  • Pull out the fuel main valve assembly carefully because the O-rings are firmly installed between the fuel main valve assembly and fuel filter.
  • Do not damage the fuel filter.

*a

Protective Tape

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

*1

O-ring

    Installation

    Fuel Pressure Sensor(for High Pressure)

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    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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