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Lexus GS 400 V8-4.0L (1UZ-FE) (1999)03 · Maintenance
03 · Maintenance

Timing Belt: Diagrams (page 13 of 19)

Make
Lexus
Model
GS 400
Engine
V8-4.0L (1UZ-FE)
Year
1999
Section
Timing Belt
MaintenanceDiagrams · page 13 of 19
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1. INSTALL CRANKSHAFT TIMING PULLEY

a. Align the timing pulley set key with the key groove of the pulley.
b. Using SST and a hammer, tap in the timing pulley, facing the flange side inward.

SST 09223-46011

2. INSTALL NO.1 TIMING BELT IDLER PULLEY

a. Apply adhesive 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 pulley with the pivot bolt.

Torque: 34.5 Nm (350 kgf.cm, 25 ft. lbs.)

c. Check that the pulley bracket moves smoothly.

3. INSTALL NO.2 TIMING BELT IDLER PULLEY

a. Install the idler pulley with the bolt.

Torque: 34.5 Nm (350 kgf.cm, 25 ft. lbs.)

b. Check that the idler pulley moves smoothly.

4. TEMPORARILY INSTALL TIMING BELT

NOTICE:  The engine should be cold.

a. Remove any oil or water on the crankshaft pulley, oil pump pulley, water pump pulley, No.1 idler pulley and No.2 idler pulley, and keep them

clean.

NOTICE:  Only wipe the pulleys; do not use any cleansing agent.

b. Align the installation mark on the timing belt with the timing mark of the crankshaft timing pulley.
c. Install the timing belt on the crankshaft timing pulley, No. 1 idler pulley and No.2 idler pulley.

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Parts & tools for this job For 1999 Lexus GS 4.0L

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