43. Timing Chain and Sprockets Clean and Inspect

1. Clean the camshaft timing components in solvent.

Caution: Wear safety glasses in order to avoid eye damage.

2. Dry the components with compressed air.
3. Inspect the camshaft timing chain for binding or wear.





Important: If the sprocket(s) must be replaced, replace both sprockets to ensure that timing chain centerline alignment is maintained.

4. Inspect the camshaft and crankshaft sprockets for the following conditions:
^ Worn teeth (1)
^ Damaged teeth (2)
^ Chipped teeth (3)
^ Uneven wear on one edge of the teeth
^ Worn valleys between the sprocket teeth
^ Crankshaft sprocket keyway for wear
^ Crankshaft sprocket key for wear or damage





Important: If the crankshaft sensor reluctor ring is removed from the crankshaft, a new crankshaft sensor reluctor ring must be installed.

5. Inspect the crankshaft position reluctor ring the following conditions:
^ Bend or distortion
^ Missing teeth
^ Damaged teeth
^ Chipped teeth
^ Bent teeth
^ Keyway slot for wear or damage