2003 LEXUS LS430 torque

Fig. 135: Identifying Oil Pan Stud Bolt Diameter
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
56.INSTALL OIL PAN SUB-ASSY (See REPLACEMENT
)
57.INSTALL OIL PAN BAFFLE PLATE (See REPLACEMENT
)
58.INSTALL OIL PAN SUB-ASSY NO.2 (See REPLACEMENT
)
59.INSTALL WATER PUMP ASSY
a. Install a new gasket and water pump with the 5 bolts, 2 stud bolts and nut. Uniformly tighten the
bolts, stud bolts and nut in several passes.
Torque:
21 N.m (214 kgf.cm, 16 ft.lbf) for bolt
18 N.m (184 kgf.cm, 13 ft.lbf) for stud bolt and nut
HINT:
Use bolts that are 30 mm (1.18 in.) in len
gth.

Fig. 137: Placing Cylinder Head Gasket
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Install the cylinder head bolts.
HINT:
The cylinder head bolts are tightened in 2 progressive steps (steps (3) and (5)).
If any cylinder head bolt is broken or deformed, replace it.
1. Apply a light coat of engine oil on the threads and under the heads of the cylinder head bolts.
2. Install the plate washer to the cylinder head bolt.
3. Install and uniformly tighten the 10 cylinder head bolts on one side of the cylinder head in several
passes in the sequence shown in the illustration.
Torque: 59 N.m (602 kgf.cm, 44 ft.lbf)
If any one of the cylinder head bolts does not meet the torque specification, replace the cylinder
head bolt.

Fig. 141: Placing Cylinder Head On Cylinder Head Gasket
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
c. Install the cylinder head bolts.
HINT:
The cylinder head bolts are tightened in 2 progressive steps (steps (3) and (5)).
If any cylinder head bolt is broken or deformed, replace it.
1. Apply a light coat of engine oil on the threads and under the heads of the cylinder head bolts.
2. Install the plate washer to the cylinder head bolt.
3. Install and uniformly tighten the 10 cylinder head bolts on one side of the cylinder head in several
passes in the sequence shown in the illustration.
Torque: 59 N.m (602 kgf.cm, 44 ft.lbf)
If any one of the cylinder head bolts does not meet the torque specification, replace the cylinder
head bolt.

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

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

Fig. 164: Removing Service Bolt
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
64.INSTALL TIMING BELT PLATE RR RH
a. Install the timing belt plate with the bolt and stud bolt.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
65.INSTALL TIMING BELT PLATE RR RH NO.2
a. Install the timing belt plate with the 2 bolts.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
66.INSTALL TIMING BELT PLATE RR LH
a. Install the timing belt plate with the bolt.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
67.INSTALL TIMING BELT PLATE RR LH NO.2
a. Install the timing belt plate with the 2 bolts.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
68.INSTALL CAMSHAFT TIMING PULLEY
a. Ali
gn the camshaft timing tube knock pin with the knock pin groove of the timing pulley.

b. Attach the timing pulley to the camshaft timing tube. Face the timing pulley's "R" mark forward.
c. Hold the hexagon wrench head portion of the camshaft and install the 4 pulley bolts.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)
Fig. 165: Installing Camshaft Timing Pulley

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
69.INSTALL CAMSHAFT TIMING PULLEY SUB-ASSY LH
a. Align the camshaft timing tube knock pin with the knock pin groove of the timing pulley.
b. Attach the timing pulley to the camshaft timing tube. Face the timing pulley's "L" mark forward.
c. Hold the hexagon wrench head portion of the camshaft and install the 4 pulley bolts.
Torque: 7.5 N.m (77 kgf.cm, 66 in.lbf)

Fig. 167: Installing Crankshaft Timing Pulley
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
71.INSTALL TIMING BELT IDLER SUB-ASSY NO.2
a. Install the idler with the bolt.
Torque: 34.5 N.m (352 kgf.cm, 25 ft.lbf)
b. Check that the idler moves smoothly.
72.INSTALL TIMING BELT IDLER SUB-ASSY NO.1
a. Apply adhesive to 2 or 3 threads of the pivot bolt.
Adhesive:
Part No. 08833-00080, THREE BOND 1344, LOCTITE 242 or equivalent
b. Using a 10 mm hexagon wrench, install the plate washer and idler with the pivot bolt.
Torque: 34.5 N.m (352 kgf.cm, 25 ft.lbf)
c. Check that the idler bracket moves smoothl
y.