2003 LEXUS LS430 Factory Repair Manual

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LEXUS LS430 2003  Factory Repair Manual Fig. 14: Adding Coolant To Full Line For Radiator And Reservoir 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
5.CHECK FOR ENGINE COOLANT LEAKS  
6.INSTALL AIR CLEANER INLET NO.1 (See REPLACEMENT
 )

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LEXUS LS430 2003  Factory Repair Manual Fig. 15: Identifying Water Pump Component Assy (1 Of 2) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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LEXUS LS430 2003  Factory Repair Manual Fig. 16: Identifying Water Pump Component Assy (2 Of 2) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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LEXUS LS430 2003  Factory Repair Manual Fig. 17: Identifying Water Pump Component Assy (3 Of 2) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
REPLACEMENT

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LEXUS LS430 2003  Factory Repair Manual 1.DISCONNECT BATTERY NEGATIVE TERMINAL  
2.DRAIN ENGINE COOLANT (See REPLACEMENT
 )  
3.REMOVE ENGINE UNDER COVER NO.1  
4.REMOVE RADIATOR ASSY  
5.REMOVE TIMING BELT (See REPLACEMENT
 )  
6.REMOVE WA

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LEXUS LS430 2003  Factory Repair Manual Fig. 19: Removing Bolts, Water Pump And Gasket 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
9.INSTALL WATER PUMP ASSY 
a. Install a new gasket and the water pump with the 5 bolts, 2 stud bolts and n

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LEXUS LS430 2003  Factory Repair Manual Fig. 20: Installing Water Inlet Housing 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
10.INSTALL WATER INLET HOUSING 
a. Install a new O-ring.  
b. Apply soapy water to the O-ring.  
c. Apply seal pa

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LEXUS LS430 2003  Factory Repair Manual Fig. 21: Installing Water Inlet Housing With Bolts 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
11.INSTALL TIMING BELT IDLER SUB-ASSY NO.2 (See OVERHAUL
 )  
12.INSTALL TIMING BELT (See REPLACEMENT