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 pressure sensor (fuel delivery pipe with sensor assembly LH) removal/installation are shown below.

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 PRESSURE SENSOR (FUEL DELIVERY PIPE WITH SENSOR ASSEMBLY LH)

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NOTICE:

• Do not remove the fuel pressure sensor from the fuel delivery pipe with sensor assembly LH.
• If the fuel pressure sensor is removed, replace the fuel pressure sensor (fuel delivery pipe with sensor assembly LH) with a new one.

2. REMOVE FUEL PIPE PLUG SUB-ASSEMBLY

(a) Secure the fuel delivery pipe with sensor assembly LH in a vise between aluminum plates. NOTICE: Do not overtighten the vise.

(b) Using a 5 mm hexagon socket wrench, remove the 2 bolts, gasket and fuel pipe plug sub-assembly from the fuel delivery pipe with sensor assembly LH.

(c) Remove the dust cap sub-assembly from the fuel pipe plug sub-assembly.

(d) Remove the O-ring, No. 1 fuel injector back-up ring, No. 2 fuel injector back-up ring and No. 3 fuel injector back-up ring from the fuel pipe plug sub-assembly.

(e) Remove the fuel delivery pipe with sensor assembly LH from the vise.