Workshop Manuals Factory service & repair Lexus
01 Relays and Modules02 Sensors and Switches03 Maintenance04 Engine, Cooling and Exhaust05 Powertrain Management06 Transmission and Drivetrain07 Brakes and Traction Control08 Starting and Charging09 Power and Ground Distribution10 Steering and Suspension11 Heating and Air Conditioning12 Restraint Systems13 Accessories and Optional Equipment14 Body and Frame15 Cruise Control16 Instrument Panel, Gauges and Warning Indicators17 Lighting and Horns18 Windows and Glass19 Wiper and Washer Systems
Lexus GS 430 V8-4.3L (3UZ-FE) (2004)03 · Maintenance
03 · Maintenance

Timing Belt: Specifications (page 15 of 20)

Make
Lexus
Model
GS 430
Engine
V8-4.3L (3UZ-FE)
Year
2004
Section
Timing Belt
MaintenanceSpecifications · page 15 of 20
background image

b. Using a 10 mm hexagon wrench, install the plate washer and idler pulley with the pivot bolls. 

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.

5. INSTALL TIMING BELT COVER SPACER

a. Install the gasket to the cover spacer.
b. Install the cover spacer.

6. INSTALL TIMING BELT GUIDE

Install the belt guide, facing the cup side outward.

7. INSTALL NO.1 TIMING BELT COVER

Install the timing belt cover with the 4 bolts.

8. INSTALL CRANKSHAFT PULLEY

a. Align the pulley set key with the key groove of the crankshaft pulley.

b. Using SST and a hammer, tap in the crankshaft pulley. 

SST 09223-46011

Pinch or Ctrl + scroll to zoom. Double-tap to reset.

Parts & tools for this job For 2004 Lexus GS 4.3L

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.