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Lexus GS 430 V8-4.3L (3UZ-FE) (2004)03 · Maintenance
03 · Maintenance

Timing Belt: Specifications (page 18 of 20)

Make
Lexus
Model
GS 430
Engine
V8-4.3L (3UZ-FE)
Year
2004
Section
Timing Belt
MaintenanceSpecifications · page 18 of 20
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17. SET TIMING BELT TENSIONER

a. Using a press, slowly press in the push rod using 981 -9,807 N (100 - 1,000 kgf, 220 - 2,205 lbs.) of pressure.
b. Align the holes of the push rod and housing, pass a 1.27 mm hexagon wrench through the holes to keep the setting position of the push rod.
c. Release the press.
d. Install the dust boot to the belt tensioner.

18. INSTALL TIMING BELT TENSIONER 

a. Temporarily install the belt tensioner with the 2 bolts. 
b. Alternately tighten the 2 bolts. 

Torque: 26 Nm (270 kgf-cm, 19 ft. lbs.) 

c. Using pliers, remove the 1.27 mm hexagon wrench from the belt tensioner.

19. CHECK VALVE TIMING 

a. Temporarily install the crankshaft pulley bolt. 
b. Slowly turn the crankshaft pulley 2 revolutions from TDC to TDC. 

NOTICE:  Always turn the crankshaft pulley clockwise.

c. Check that each pulley aligns with the timing marks as shown in the illustration. 

If the timing marks do not align, remove the timing belt and reinstall it.

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

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