Water Pump: Service and Repair

REMOVAL
1. Raise and suitably support vehicle.
2. Electrical connectors from electric engine coolant fans.
3. Electric engine coolant fans.
4. Engine block coolant drain hole plug and knock sensor.
5. Drain engine coolant.
6. Install engine block coolant drain hole plug and knock sensor. Tighten
^ Coolant drain hole plug to 18 Nm (13 ft. lbs.)
^ Knock sensor to 19 Nm (14 ft. lbs.)
7. Lower vehicle.
8. Intake Air Temperature (IAT) sensor electrical connector.
9. Air intake duct from throttle body and Mass Airflow (MAF) sensor.
10. Upper and lower radiator hoses from water pump.
11. Heater hoses from water pump and throttle body.
12. Electrical connector from coolant sensor.
13. Reposition ignition coil and bracket.
14. Air pump and bracket.
15. Water pump bolts/screws (40) and stud (41).
16. Water pump (37).
17. Water pump gaskets (38).
18. Water pump driveshaft coupling (39), and water pump driveshaft seals (156). Clean
^ Water pump gasket surfaces.
^ Water pump bolts/screws and stud.

INSTALLATION
1. Water pump driveshaft coupling (39), and water pump driveshaft seals using Water Pump Driveshaft Assembly O-Ring Seal Installer (156).
2. Water pump gaskets (38).
3. Water pump (37).
4. Water pump bolts/screws (40) and stud (41). Tighten water pump bolts/screws (40) and stud (41) to 45 Nm (33 ft. lbs.).
5. Air pump and bracket.
6. Position coil and bracket.
7. Electrical connector to coolant sensor.
8. Heater hoses to water pump and throttle body.
9. Upper and lower radiator hoses to water pump.
10. Air intake duct to throttle body and MAF sensor.
11. IAT sensor electrical connector.
12. Electrical connectors to electric engine coolant fans.
13. Refill cooling system. Inspect for leaks, after running engine to normal operating temperature.