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Home >> Lexus >> 2011 >> GX 460 V8-4.6L (1UR-FE) >> Repair and Diagnosis >> Powertrain Management >> Fuel Delivery and Air Induction >> Fuel Pump >> Service and Repair >> Overhaul >> Disassembly

Disassembly





1UR-FE FUEL: FUEL PUMP: DISASSEMBLY

NOTICE:
Do not disconnect the hoses indicated in the illustration.





1. REMOVE FUEL SENDER GAUGE ASSEMBLY Removal

2. REMOVE NO. 1 FUEL SUB-TANK

(a) Disconnect the fuel pump connector.





(b) Disconnect the jet pump from the No. 1 fuel sub-tank.





Text in Illustration





(c) Remove the tube part from the No. 1 fuel sub-tank.

(1) Disconnect the tube from the 2 clamps on the No. 1 fuel sub-tank.

(2) Using a small screwdriver, detach the claw from the No. 1 fuel sub-tank.

HINT
Tape the screwdriver tip before use.

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

(d) Using a screwdriver, detach the 3 claws from the claw holes.





HINT
Tape the screwdriver tip before use.

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

(e) Using a screwdriver, detach the 3 claws from the claw holes and remove the No. 1 fuel sub-tank.





HINT
Tape the screwdriver tip before use.

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

3. REMOVE FUEL PUMP

(a) Using a screwdriver, detach the 5 claws from the claw holes and disconnect the fuel pump from the fuel filter case.





Text in Illustration





HINT
Tape the screwdriver tip before use.

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

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





Text in Illustration





4. REMOVE FUEL MAIN VALVE ASSEMBLY

(a) Remove the fuel main valve from the fuel filter case.





Text in Illustration





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