Water Pump: Service and Repair
REMOVAL1. Drain cooling system.
2. Release drive belt tensioner and remove drive belt
3. Remove four bolts retaining water pump pulley to water pump and remove water pump pulley.
Typical 4.6L Water Pump:
4. Remove four bolts retaining water pump to engine and remove water pump.
INSTALLATION
1. Replace O-ring type water pump housing gasket and clean sealing surface of cylinder block.
2. Lubricate water pump housing gasket with Ford Premium Cooling System Fluid E2FZ- 19549-AA (in Canada, Motorcraft CXC-8-B).
3. Position water pump on engine and install four retaining bolts. Tighten to 20-30 Nm (15-22 ft. lbs.).
4. Position water pump pulley on water pump and install four retaining bolts. Tighten bolts to 20-30 Nm (15-22 ft. lbs.).
5. Install drive belt.
6. Install the fan motor.
7. Check for leaks.