Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Disassembly

DISASSEMBLY

CAUTION / NOTICE / HINT

NOTICE:

  • Do not disconnect the tube shown in the illustration when disassembling the fuel suction tube with pump and gauge assembly. Doing so will cause reassembly of the fuel suction tube with pump and gauge assembly to be impossible as the tube is pressed into the fuel suction plate sub-assembly.
  • When replacing the fuel filter, replace it together with the fuel suction plate sub-assembly.

*a

Tube

PROCEDURE

1. REMOVE FUEL SENDER GAUGE ASSEMBLY

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2. REMOVE FUEL SUCTION PLATE SUB-ASSEMBLY

(a) Disengage the clamp to disconnect the fuel pump harness from the fuel suction plate sub-assembly.

(b) Disconnect the 2 fuel pump harness connectors.

(c) Using needle nose pliers, remove the E-ring from the fuel suction plate shaft.

(d) Using a screwdriver with its tip wrapped with protective tape, disengage the claw and clamp, and disconnect the fuel pump filter hose from the No. 1 fuel sub-tank.

NOTICE:

Do not damage the No. 1 fuel sub-tank.

*a

Protective Tape

(e) Disengage the 2 claws and remove the fuel filter from the No. 1 fuel sub-tank.

NOTICE:

Do not do anything which may separate the tube from either the fuel suction plate sub-assembly or fuel filter, such as applying excessive force to the tube.

Click here

*a

Tube

(f) Remove the spring from the fuel suction plate shaft.

3. REMOVE FUEL PUMP FILTER

(a) Using a screwdriver with its tip wrapped with protective tape, disengage the 3 claws, and remove the fuel pump filter from the fuel filter.

NOTICE:

  • Do not damage the fuel filter or fuel pump filter.
  • Do not do anything which may separate the tube from either the fuel suction plate sub-assembly or fuel filter, such as applying excessive force to the tube.

    Click here

*a

Fuel Filter

*b

Fuel Pump Filter

*c

Protective Tape

(b) Disengage the claw to disconnect the fuel pump harness from the fuel pump filter.

NOTICE:

Do not forcibly pull the fuel pump harness.

HINT:

If it is difficult to disconnect the terminal of the fuel pump harness from the fuel pump filter, push the terminal towards the center of the fuel pump filter while disconnecting it.

4. REMOVE FUEL PUMP

(a) Remove the fuel pump from the fuel filter.

(b) Disconnect the fuel pump harness connector to remove the fuel pump harness from the fuel pump.

(c) Remove the O-ring and fuel pump spacer from the fuel pump.

NOTICE:

Be careful not to damage the sealing surface.

HINT:

If the O-ring still remains in the fuel filter, remove it using a wire tip (1 mm (0.0394 in.) diameter) that is formed as shown in the illustration.

*1

O-ring

*2

Fuel Pump Spacer

*a

5.0 mm (0.197 in.)

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    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 ...

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    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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