2003 LEXUS LS430 light

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
25.INSTALL VALVE STEM OIL O SEAL OR RING
a. Using SST, push in a new oil seal.
SST 09201-41020
b. Apply a light coat of engine oil on a new oil seal.
Fig. 401: Identifying Oil Seal Using SST

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Fig. 403: Installing Intake Valve Using SST
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Using a plastic-faced hammer and a discarded valve with its tip wrapped in tape, lightly tap the
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27.INSTALL EXHAUST VALVE
a. Install the valve, spring seat, compression spring and spring retainer.

Fig. 405: Installing Exhaust Valve Using SST
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
b. Using SST, compress the compression spring and place the 2 keepers around the valve stem.
SST 09202-70020 (09202-00010)
c. Using a plastic-faced hammer and a discarded valve with its tip wrapped in tape, lightly tap the
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28.INSTALL VALVE LIFTER
a. Install the valve lifter and shim.
b. Check that the valve lifter rotates smoothly by hand.

Fig. 421: Heating Piston
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f. Using a plastic-faced hammer and brass bar, lightly tap out the piston and pin. Then remove the
connecting rod.
HINT:
The piston and pin are a matched set.
Be sure to organize the removed pistons, pins, rings, connecting rods and bearings in such a way
that the parts can be reinstalled exactl
y as before.

Fig. 478: Placing Bearing Caps Level
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c. Install the crankshaft bearing cap bolts.
HINT:
The bearing cap bolts are tightened in 2 progressive steps (steps (2) and (4)).
If any one of the bearing cap bolts is broken or deformed, replace it.
1. Apply a light coat of engine oil on the threads and under the crankshaft bearing cap bolts.
2. Install and uniformly tighten the 20 crankshaft bearing cap bolts in several passes in the
sequence shown in the illustration.

Fig. 484: Identifying Outside Mark Of Connecting Rod Cap
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c. Install the connecting rod cap bolts.
HINT:
The connecting rod cap bolts are tightened in 2 progressive steps (see steps (2) and (4)).
If any one of the connecting rod cap bolts is broken or deformed, replace it.
1. Apply a light coat of engine oil on the threads and under the heads of the connecting rod cap
bolts.
2. Install and alternately tighten the 2 connecting rod cap bolts in several passes.
Fig. 485: Tightening Connecting Rod Cap Bolts

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Torque: 24.5 N.m (250 kgf.cm, 18 ft.lbf)
If an
y one of the connecting rod cap bolts does not meet the torque specification, replace the

When replacing the molding, heat the body and molding using a heat light.
Heating temperature:
HEATING TEMPERATURE CHART
1.REMOVE FRONT FENDER MUDGUARD SUB-ASSY LH (W/ MUDGUARD)
a. Using a hexagon wrench, remove the 3 screws and mudguard.
Fig. 37: Removing Front Fender Mudguard Sub
-Assy LH (W/Mudguard)
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2.REMOVE FRONT FENDER OUTSIDE MOLDING LH
ItemTemperature
Body40 to 60°C (104 to 140°F)
Molding20 to 30°C (68 to 86°F)

Fig. 47: Installing Rear Door Outside Molding Lower LH
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10.INSTALL REAR DOOR OUTSIDE molding UPPER LH
a. Clean the body surface.
1. Using a heat light, heat the body surface.
2. Remove the double-sided tape from the body.
3. Wipe off the stains with cleaner.
b. If reusing molding:
Clean the molding.
1. Using a heat light, heat the molding.
2. Remove the double-sided tape from the molding.
3. Wipe off the stains with cleaner.
4. Appl
y new double-sided tape to the molding, as shown in Fig. 48 .