Timing Belt: Adjustments

Adjusting belt tension






The toothed belt tension adjustment is done by turning the tensioning roller with 8 mm hex-key wrench.
- Adjust tensioner so it can just be moved slightly by hand.






- Check belt tension by gripping belt half-way between camshaft sprocket and coolant pump.

Twisting the belt with the thumb and index finger, it must be just possible to twist it approx. 90°.

- Fully tighten tensioner center bolt with 8 mm hex-key wrench.
Tightening torque: 45 Nm (33 ft lb)

- Fully tighten camshaft sprocket bolts.
Tightening torque: 30 Nm (22 ft lb) plus 1/2-turn (180°)

- Remove crankshaft holding tool 3243.
- Reinstall Crankshaft Position (CKP) sensor.
Tightening torque: 10 Nm (7 ft lb)

Note: If crankshaft center bolt has been removed:
Always replace.
Use only new double hex-head (12-pt) cap screw, grade 9.8.
Tightening torque (with bolt oiled): 200 Nm (148 ft lb) plus additional 1/2-turn (180°)