Timing Cover: Service and Repair

REMOVAL
1. Disconnect battery. Remove fan module.
2. Drain cooling system. Refer to Cooling System for procedure.
3. Raise vehicle on hoist. Drain engine oil.
4. Disconnect the the sway bar and place it to the rear of the vehicle to gain access to the oil pan.
5. Remove the transmission supports brackets and inspection cover.
6. Remove oil pan and oil pump pick-up.
7. Remove drive belt. Refer to Cooling System Group 7 for procedure.
8. Remove power steering pump and set aside.

Fig. 1 Removing Crankshaft Damper:

9. Remove crankshaft damper (Fig. 1).
10. Remove tensioner pulley bracket.

Fig. 2 Timing Chain Case Cover:

11. Remove cam sensor from chain case cover (Fig. 2).
12. Remove chain case cover (Fig. 2).

INSTALLATION
1. Be sure mating surfaces of chain case cover and cylinder block are clean and free from burrs. Crankshaft oil seal must be removed to insure correct oil pump engagement.

Fig. 5 Timing Chain Case Cover Gaskets and O-Rings:

2. Use a new cover gasket and 0-rings. (Fig. 5).
3. Rotate crankshaft so that the oil pump drive flats are vertical.
4. Position oil pump inner rotor so the mating flats are in the same position as the crankshaft drive flats (Fig. 5).
5. Install cover onto crankshaft. Make sure the oil pump is engaged on the crankshaft correctly or severe damage may result.
6. Install chain case cover screws (Fig. 2). Snug the two bottom screws and the top center screwy. Ensure the cover is seated to the block then torque all other screws to 27 Nm (20 ft.lbs.).

Fig. 6 Install Crankshaft Oil Seal:

7. Install crankshaft oil seal (Fig. 6).

Fig. 7 Installing Crankshaft Damper:

8. Install crankshaft damper (Fig. 7).
9. Install tensioner pulley bracket.
10. Install cam sensor.
11. Install accessory drive belt. Refer to Engine / Drive Belts, Mounts, Brackets and Accessories / Drive Belt / Service and Repair.
12. Install oil pump pick-up and oil pan.
13. Install the transmission support brackets and inspection cover.
14. Connect the sway bar.
15. Fill crankcase with oil to proper level.
16. Fill cooling system. Refer to Cooling System for procedure.
17. Connect battery.