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Lexus SC 430 V8-4.3L (3UZ-FE) (2003)03 · Maintenance
03 · Maintenance

Timing Belt: Specifications (page 7 of 8)

Make
Lexus
Model
SC 430
Engine
V8-4.3L (3UZ-FE)
Year
2003
Section
Timing Belt
MaintenanceSpecifications · page 7 of 8
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a. Install the crank shaft position sensor plate as shown in the illustration.

NOTICE:  Take care not to install it in the wrong direction.

28. INSTALL TIMING BELT NO.1 COVER

a. Install the timing belt cover with the 4 bolts.

Torque: 7.5 Nm (80 kgf-cm, 66 inch lbs.)

29. INSTALL CRANKSHAFT DAMPER SUB-ASSEMBLY 

a. Using SST and a hammer, tap in the crankshaft damper. 

SST 09223-46011

b. Using SST, install the damper bolt. 

SST 09213-70011, 09330-00021 
Torque: 245 Nm (2,500 kgf-cm, 181 ft. lbs.) 

c. Align the damper set key with the key groove of the crankshaft damper.

30. INSTALL IDLER PULLEY ASSEMBLY

a. Install the idler with the 2 bolts and 2 nuts.

Torque:
16 Nm (160 kgf-cm, 12 ft. lbs.) for 12 mm head
32 Nm (330 kgf-cm, 24 ft. lbs.) for 14 mm head

HINT:  Each bolt length is indicated in the illustration.

Bolt Length:
106 mm (4.17 inch) for 12 mm head (A)
114 mm (4.49 inch) for 14 mm head (B)

31. INSTALL V-RIBBED BELT TENSIONER ASSEMBLY

a. Install the belt tensioner with the bolt and 2 nuts.

Torque: 15.5 Nm (160 kgf-cm, 11 ft. lbs.)

HINT:  Use a bolt 106 mm (4.18 inch) in length.

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Parts & tools for this job For 2003 Lexus SC 4.3L

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