Water Pump: Service and Repair

Water Pump

Removal
1. Remove the engine cooling fan and fan shroud.
2. Remove the drive belt.





3. Remove the water pump pulley.
1 Remove the bolts.
2 Remove the water pump pulley.
4. On the 4.2L engine only, remove the upper radiator hose from the water pump.





5. Remove the water pump bolts.





6. Remove the (A) water pump from the (B) cylinder block.
^ Clean and inspect the mating surfaces.

Installation





1. CAUTION: Some vehicle cooling systems are fined with Motorcraft Premium Engine Coolant VIC-4-A (in Oregon VC-5, in Canada CXC-10) or equivalent meeting Ford specification ESE-M97B44-A (green color). Others are filled with Motorcraft Premium Gold Engine Coolant VC-7-A or equivalent meeting Ford specification WSS-M97B51-Al (Yellow color). Always fill the cooling system with the same coolant that is present in the system. Do not mix coolant types.

Install the water pump.
1 Lubricate with engine coolant and install the O-ring seal.
2 Position the (A) water pump on the (B) engine.
3 Loosely install the bolts.





2. Tighten the bolts in the sequence shown.





3. Position the (A) water pump pulley on the (B) water pump and loosely install the bolts.





4. Tighten the bolts in the sequence shown.
5. On the 4.2L engine only, install the upper radiator hose on the water pump.
6. Install the drive belt.
7. Install the engine cooling fan and fan shroud.