Diesel Data: Automotive Repair

Cam Chain Removal

Cam Chain Removal

NOTE: Keep the cam chain away from magnetic fields.

1. Remove the front wheels.
2. Remove the splash shield.
3. Remove the drive belt.
4. Remove the alternator bracket mounting bolts (A) and loosen the alternator mounting bolt (B).





5. With A/C: Remove the idler pulley.





6. Remove the cylinder head cover.
7. Set the No. 1 piston at top dead center (TDC). The "UP" mark (A) on the camshaft sprocket should be at the top, and the TDC grooves (B) on the camshaft sprocket should line up with the top edge of the head.





8. Check that the TDC mark (A) on the crankshaft pulley lines up with the pointer (B).





9. Remove the water pump pulley.
10. Remove the crankshaft pulley.
11. Remove the oil pan.
12. Disconnect the crankshaft position (CKP) sensor connector (A), then remove the harness clamps (B).





13. Support the engine with a jack and wood block under the engine block.

NOTE: Do not hit the oil strainer when placing the jack on the edge of the engine block.

14. Remove the ground cable (A), then remove the side engine mount/bracket assembly (B).





15. Keep alternator away of the chain case. Remove the chain case (A), then remove the CKP pulse plate (B).





16. Measure the cam chain separation. If the distance is less than the service limit, replace the cam chain and cam chain tensioner.





17. Apply new engine oil to the sliding surface of the cam chain tensioner slider (A).





18. Hold the cam chain tensioner slider with the screwdriver, then remove the bolt (B), and loosen the bolt (C).
19. Remove the cam chain tensioner slider.





20. Remove the cam chain tensioner (A) and cam chain guide (B).





21. Remove the cam chain.