Timing Cover Gasket: Service and Repair

Timing Chain Cover Installation & Oil Seal Replacement

1. Ensure mating surfaces of chain case cover are clean and free of burrs. Crankshaft oil seal must be removed to ensure correct oil pump engagement.

Fig. 18 Crankshaft Oil Seal Removal:

2. Remove crankshaft oil seal using crankshaft removal tool No. C-4991, or equivalent, as shown in Fig. 18. Use caution not to damage crankshaft seal surface of cover.

Fig. 19 Timing Case Cover Gasket & O-rings:

3. Install a new cover gasket and new O-rings, Fig. 19.
4. Rotate crankshaft so oil pump drive flats are vertical.
5. Position oil pump inner rotor so mating flats are in same position as crankshaft drive flats, Fig. 19.
6. Install cover onto crankshaft. Ensure oil pump is correctly engaged on crankshaft or severe damage may result.
7. Install chain case cover screws and tighten to specifications.
8. Install crankshaft oil seal as follows:
a. Position seal into opening with seal spring towards inside of engine.

Fig. 20 Crankcase Oil Seal Installation:

b. Install seal until flush with cover using seal crankshaft seal installing tool No. C-4992, or equivalent, Fig. 20.

Fig. 21 Crankshaft Pulley Installation:

9. Install crankshaft pulley using thrust bearing/washer plate tool No. L-4524, or equivalent and a 5.9 inch screw, Fig. 21. Tighten crankshaft pulley bolt to specifications.
10. Install engine bracket, Fig. 14 and tighten attaching screws to specifications.
11. Install idler pulley on engine bracket.
12. Install cam sensor.
13. Install A/C compressor mounting bracket, then A/C compressor.
14. Install accessory drive belt.
15. Install right front inner splash shield, then wheel and tire assembly.
16. Install oil pump pickup, oil pan and transaxle inspection cover, if removed.
17. Install engine mount.
18. Fill crankcase with oil to proper level.
19. Fill cooling system.
20. Connect battery ground cable.