Timing Cover: Service and Repair

Engine Front Cover Replacement

Special Tools

* J-37228 - Seal Cutter

* EN-50596 - Tamper Proof Drive Bit

For equivalent regional tools, refer to Special Tools Special Tools.

Removal Procedure

1. Remove the water pump assembly. Refer to Water Pump Replacement (V6) Water Pump ReplacementWater Pump Replacement (V8) Water Pump ReplacementWater Pump Replacement (Diesel) Water Pump Replacement.




2. Remove the upper oil pan to the engine front cover bolts ONLY.





Note: Using a suitable tool, cut a slot in the tamper-resistant positive crankcase ventilation (PCV) oil separator bolt heads and remove with a flat blade tool

3. Remove the PCV bolt (1).




4. Remove the crankshaft position sensor bolt (1).

5. Remove the crankshaft position sensor (2).

6. Remove the crankshaft position sensor spacer bolts (3).

7. Remove the crankshaft position sensor spacer (4).

8. Remove the camshaft position sensor. Refer to Camshaft Position Sensor Replacement Service and Repair.




9. Remove the engine front cover bolts (3, 4).

10. Remove the engine wiring harness clip (2).

11. Separate the engine front cover from the cylinder block using J-37228 - cutter.

12. Remove the engine front cover (1).

Installation Procedure




1. Install the relief valve O-ring (1) to the engine front cover.

2. Lubricate the O-ring with engine oil.




3. Apply a 2-3 mm (0.079-0.118 in) wide and 0.5-1.5 mm (0.02-0.06 in) high bead of sealant to the mating surfaces of the engine front cover. Refer to Adhesives, Fluids, Lubricants, and Sealers Adhesives, Fluids, Lubricants, and Sealers.




4. Install the engine front cover (1).

5. Install the engine wiring harness clip (2).

6. Install the engine front cover bolts (3, 4).





Caution: Refer to Fastener Caution Fastener Caution.

7. Tighten the engine front cover bolts (1, 2) in sequence to 25 Nm (18 lb ft).




8. Install a NEW O-ring to the crankshaft position sensor spacer.

9. Lubricate the O-ring with engine oil.

10. Install the crankshaft position sensor spacer (4).

11. Install the crankshaft position sensor spacer bolts (3) and tighten to 10 Nm (89 lb in).

12. Install a NEW O-ring to the crankshaft position sensor.

13. Lubricate the O-ring with engine oil.

14. Install the crankshaft position sensor (2).

15. Install the crankshaft position sensor bolt (1) and tighten to 10 Nm (89 lb in).




16. Use EN-50596 - Tamper Proof Drive Bit to install the NEW bolts (1).

17. Install the camshaft position sensor. Refer to Camshaft Position Sensor Replacement Service and Repair




18. Install the upper oil pan to the engine front cover bolts and tighten to 21 Nm (15 lb ft).

19. Install the water pump assembly. Refer to Water Pump Replacement (V6) Water Pump ReplacementWater Pump Replacement (V8) Water Pump ReplacementWater Pump Replacement (Diesel) Water Pump Replacement.

20. Relearn the crankshaft position reluctor wheel. Refer to Crankshaft Position Reluctor Wheel Learn Testing and Inspection.