47. Camshaft Timing Chain and Sprocket Cleaning and Inspection

Camshaft Timing Chain and Sprocket Cleaning and Inspection




1. Inspect the timing chain sprockets for cracks or teeth that are worn, broken, or chipped.
2. Inspect the timing chain for binding or stretching.
3. Inspect the dowel pins for wear or damage.
4. Inspect the crankshaft sprocket keyway and the locating dowel pins in the crankshaft for damage.
5. Inspect the timing chain shoe and guide for excessive wear or cracks.
6. Inspect the timing chain tensioner for damage.
7. Replace the timing chain and sprockets if damaged.