Water Pump: Service and Repair

REMOVAL PROCEDUREe





1. Disconnect the negative battery cable.





2. Disconnect the IAT sensor connector.
3. Disconnect the MAF sensor connector.





4. Remove the fuel regulator purge line from the air intake duct.
5. Remove the air intake duct/cleaner assembly.
6. Remove the drive belts.
7. Drain the cooling system.





8. Remove the radiator inlet and outlet hose clamps from the coolant pump.
9. Remove the radiator inlet and outlet hoses from the coolant pump.





10. Remove the heater hose clamps from the coolant pump.
11. Remove the heater hoses from the coolant pump.





12. Remove the coolant pump pulley bolts.
13. Remove the coolant pump pulley.





14. Remove six water coolant retaining bolts from the engine block.
15. Remove the coolant pump.

INSTALLATION PROCEDURE





1. Install the new coolant pump gaskets with the tabs up.
2. Install the coolant pump to the engine block.
3. Install the coolant pump bolts on the engine block.
^ Tighten the coolant pump bolts to 41 Nm (30 ft. lbs.).





4. Install the coolant pump pulley.
5. Install the coolant pump pulley bolts.
5.1. Tighten the coolant pump pulley bolts a first pass evenly to 10 Nm (89 inch lbs.).
5.2. Tighten the coolant pump pulley bolts a final pass to 25 Nm (18 ft. lbs.)





6. Install the heater hoses on the coolant pump.
7. Install the heater hose clamps on the coolant pump.





8. Install the radiator inlet and outlet hoses on the coolant pump.
9. Install the radiator inlet and outlet radiator hose clamps on the coolant pump.
10. Fill the cooling system.
11. Install the drive belts.





12. Install the air intake duct/cleaner assembly.
13. Install the fuel regulator purge line to the air intake duct.





14. Connect the MAP sensor connector.
15. Connect the IAT sensor connector.
16. Connect the negative battery cable
^ Tighten the negative battery cable bolt to 15 Nm (11 ft. lbs.).

17. Start the engine.
18. Inspect the pump for leaks.
19. Reprogram the Transmitters.