Water Pump: Service and Repair

Water Pump Replacement

^ Tools Required
- J 38816-A Water Pump Remover & Installer

Removal Procedure

1. Drain the cooling system.
2. Remove the air cleaner assembly.
3. Remove the secondary AIR injection control valve.
4. Remove the oil level indicator tube nut.





5. Remove the water pump belt cover.





6. Remove the water pump drive belt (1).
7. Disconnect the radiator outlet hose from the thermostat housing.





8. Remove the water pump cover bolts.
9. Remove the water pump cover.
10. Disconnect the heater return hose.





11. Position the J 38816-A to the water pump locking ears.
12. Fasten the support plate to the water housing crossover, to ensure proper engagement of the tool to the water pump locking ears.
13. Using the J 38816-A, turn the pump clockwise in order to remove the pump from the housing.
14. Remove the support plate from the water housing crossover.





15. Remove the water pump from the vehicle.
16. Remove the seal from the water crossover.
17. Clean the sealing surfaces of the water housing crossover and the pump cover.
18. Clean and inspect the water pump.

Installation Procedure





1. Insert the seal into the recessed portion of the water crossover.





Important: The notched locking ear (1) must be in the 7 o'clock position.

2. Index the water pumps locking ears with the tangs in the water crossover.





3. Position the J 38816-A to the water pump locking ears.
4. Fasten the support plate to the water housing crossover, to ensure proper engagement of the tool to the water pump locking ears.

Notice: Refer to Fastener Notice in Service Precautions.

5. Turn the J 38816-A counterclockwise.

Tighten
Tighten the water pump to 100 Nm (74 lb ft).

6. Remove the support plate from the water housing crossover.





7. Connect the water pump cover to the heater return hose.
8. Install the water pump cover to the water housing crossover.
9. Install the water pump cover bolts.

Tighten
Tighten the water pump cover bolts to 10 Nm (89 lb in).

10. Connect the radiator outlet hose to the thermostat housing.





11. Install the water pump drive belt (1).





12. Install the water pump belt cover.
13. Install the oil level indicator tube nut.

Tighten
Tighten the oil level indicator tube nut to 10 Nm (89 lb in).

14. Install the secondary AIR injection control valve.
15. Install the air cleaner assembly.
16. Fill the cooling system.