LEXUS LS430 2003 Factory Repair Manual

Fig. 41: Removing Front Bearing Outer Race
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
38.REMOVE REAR DRIVE PINION REAR TAPERED ROLLER BEARING
a. Using SST and a press, remove the rear bearing from the drive pinion.
SST 09950-00020

Fig. 42: Removing Rear Bearing From Drive Pinion
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
b. Using a brass bar and a hammer, remove the rear bearing outer race.
c. Remove the plate washer.

Fig. 43: Removing Rear Bearing Outer Race
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
39.REMOVE DIFFERENTIAL RING GEAR
a. Place matchmarks on the rin
g gear and differential case.

Fig. 44: Identifying Matchmarks On Ring Gear And Differential Case
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
b. Remove the 10 ring gear set bolts.

Fig. 45: Removing Ring Gear Set Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Using a plastic hammer, tap on the ring gear to separate it from the differential case.

Fig. 46: Separating Ring Gear From Differential Case
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
40.INSPECT RUNOUT OF REAR DIFFERENTIAL CASE SUB-ASSY
a. Install the drive side bearing in the differential carrier first, as shown in the illustration, then install
the differential case.

Fig. 47: Installing Drive Side Bearing In Differential Carrier
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
b. Using SST and a hammer, install the outer race on the drive pinion side.
SST 09608-32010, 09950-70010 (09951-07200)
HINT:
Tap in the outer race until half on the side gear shaft snap ring groove of the differential carrier can
be seen.

Fig. 48: Installing Outer Race On Drive Pinion Side
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Place the SST on the differential carrier.
SST 09571-50010
d. Ti
ghten the SST bolt until the SST disc lightly touches the case bearing (outer race).

Fig. 49: Placing SST On Differential Carrier
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
e. Using SST and a hammer, install the outer race on the ring gear side.
SST 09950-70010 (09951-07200), 09608-32010
HINT:
Tap in the outer race until it touches the case bearing roller.
f. Place a dial indicator on the differential case flange surface at a right angle.

Fig. 50: Installing Outer Race On Ring Gear Side
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
g. Using a dial indicator, measure the differential case runout.
Maximum runout: 0.05 mm (0.0020 in.)
If the runout is
greater than the maximum, replace the rear differential case sub-assy with a new one.