2003 LEXUS LS430 differential

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Page 2095 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 55: Removing Rear Differential Case Bearing 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
45.INSPECT DIFFERENTIAL PINION GEAR BACKLASH 
a. Using a vise, hold the differential case between two al

Page 2096 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 56: Inspecting Differential Pinion Gear Backlash 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
46.INSTALL DIFFERENTIAL RING GEAR 
a. Clean the contact surfaces of the differential case and the t

Page 2097 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 57: Heating Ring Gear 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
d. After the moisture on the ring gear has completely evaporated, quickly install the ring gear to the 
differential case. 
HI

Page 2098 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 58: Aligning Matchmarks On Ring Gear And Differential Case 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
47.INSTALL REAR DIFFERENTIAL CASE BOLT 
a. Clean the differential ring gear set bolt hole

Page 2099 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 59: Installing Rear Differential Case Bolt 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
c. Torque the 10 set bolts uniformly and a little at a time. 
Torque: 64 N.m (650 kgf.cm, 47 ft.lbf)  
Ti

Page 2100 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 60: Identifying Rear Differential Case Bolt Tightening Angle 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
48.INSTALL REAR DIFFERENTIAL CASE BEARING 
a. Using SST and a press, install the 2 diff

Page 2101 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 61: Installing Differential Case Bearings 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
49.INSTALL REAR DRIVE PINION REAR TAPERED ROLLER BEARING 
a. Using SST and a press, install the rear beari

Page 2103 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 63: Installing Rear Bearing Outer Race And Adjusting Washer 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
50.INSTALL DIFFERENTIAL DRIVE PINION 
a. Using SST and a press, install the front bearin