Engine: Service and Repair

Camshaft Timing Chain and Sprocket Cleaning and Inspection





1. Clean the components with cleaning solvent.

Warning:
Refer to Safety Glasses and Compressed Air Warning .


2. Dry the components with compressed air.

3. Inspect the timing chain for binding or wear.

4. Inspect the crankshaft sprocket for worn, damaged, or chipped teeth.

5. Inspect for a damaged keyway.

6. Inspect for worn oil pump drive splines.





7. Inspect the timing chain tensioner for the following conditions:

* Damaged or broken tension spring (1)

* Excessive wear or scoring on the chain guide surfaces (2, 3)