2003 LEXUS LS430 Factory Repair Manual

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LEXUS LS430 2003  Factory Repair Manual REPLACEMENT 
1.WORK FOR PREVENTING GASOLINE FROM SPILLING OUT (See PRECAUTION
 )  
2.DISCONNECT BATTERY NEGATIVE TERMINAL  
3.DRAIN FUEL (See PRECAUTION
 )  
4.REMOVE SEPARATE TYPE REAR SEAT CUSHION A

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LEXUS LS430 2003  Factory Repair Manual a. Remove the tube joint clip.  
b. Pull out the fuel main tube.  
c. Plu
g the port of the fuel suction plate with a clean rubber cap.

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LEXUS LS430 2003  Factory Repair Manual Fig. 38: Pulling Out Fuel Main Tube 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
8.REMOVE FUEL TANK VENT TUBE SET PLATE 
a. Remove the 8 bolts and set plate.  
9.REMOVE FUEL PUMP AND SENDER GAUGE AS

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LEXUS LS430 2003  Factory Repair Manual Fig. 39: Disconnecting Fuel Sub-Suction Hose 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
10.REMOVE FUEL SUCTION SUPPORT NO.2 
a. Using 2 screwdrivers, disconnect the 3 snap claws from the claw hole

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LEXUS LS430 2003  Factory Repair Manual Fig. 40: Disconnecting Snap Claws From Claw Holes 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
12.REMOVE FUEL PRESSURE W/JET PUMP REGULATOR ASSY 
a. Disconnect the fuel return jet tube from the clam

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LEXUS LS430 2003  Factory Repair Manual Fig. 41: Disconnecting Fuel Return Jet Tube From Clamp Of Fuel Filter 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
13.REMOVE FUEL SUCTION PLATE W/SENDER GAUGE 
a. Using 2 screwdrivers, disconnect th

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LEXUS LS430 2003  Factory Repair Manual Fig. 42: Disconnecting Snap Claws From Claw Holes 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
b. Disconnect the fuel pump connector.  
c. Remove the O-ring from the fuel port of the fuel suction pl

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LEXUS LS430 2003  Factory Repair Manual a. Apply a light coat of gasoline to a new O-ring, and install it to the fuel port of the fuel suction plate. 
b. Connect the fuel pump connector.  
c. Push the fuel filter, and attach the 4 snap claw