2003 LEXUS LS430 Identifying ac

Fig. 136: Identifying Water Pump Assy Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
60.INSTALL CYLINDER HEAD SUB-ASSY
a. Place a new cylinder head gasket on the cylinder block.
HINT:
The rear side of the cylinder head gasket has marks so that the RH and LH banks can be
distinguished. A "3R" mark is on the RH bank's gasket.
b. Place the cylinder head on the cylinder head gasket.

Fig. 138: Identifying Cylinder Head Bolts
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Fig. 142: Identifying Cylinder Head Bolt
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Fig. 150: Identifying Front Bearing Cap
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
10. Push in the camshaft settin
g oil seal.

13. Install the oil feed pipe and the 22 bearing cap bolts as shown in the illustration.
Fig. 152: Identifying Bearing Cap Bolts

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
14. Uniformly tighten the 22 bearing cap bolts in several passes in the sequence shown in the
illustration.
Torque:
7.5 N.m (77 kgf.cm, 66 in.lbf) for bolt 21 and 22
16 N.m (163 kgf.cm, 12 ft.lbf) for others

Fig. 155: Identifying Crankshaft Position Checking Setting Key
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
b. Install the camshafts of the LH bank.
1. Apply MP grease to the thrust portion of the camshafts.
2. Align the timing marks (2 dot marks each) of the camshaft drive and driven main gears, and place
the 2 camshafts.

Fig. 160: Identifying Front Bearing Cap
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
9. Push in the camshaft settin
g oil seal.

12. Install the oil feed pipe and the 22 bearing cap bolts as shown in the illustration.
Fig. 162: Identifying Bearing Cap Bolts

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
13. Uniformly tighten the 22 bearing cap bolts in several passes in the sequence shown in the
illustration.
Torque:
7.5 N.m (77 kgf.cm, 66 in.lbf) for bolt C
16 N.m (163 kgf.cm, 12 ft.lbf) for others