Water Pump: Service and Repair

Water Pump Replacement

Removal Procedure

1. Caution: Refer to Battery Disconnect Caution in Service Precautions.

Disconnect the negative battery cable.
2. Remove the air cleaner assembly.
3. Loosen two intake duct clamps (3), then remove the duct.
4. Remove the accessory drive belt.
5. Drain the cooling system.





6. Disconnect the two heater hoses (1) and the inlet (2) and outlet (3) hoses from the water pump.





7. Remove the two bolts (1) from the drive belt tensioner (2).





8. Remove the water pump as follows:
1. Remove the six water pump retaining bolts (1).
2. Remove the water pump (2).
3. Remove the water pump gaskets (3) and discard.
9. Clean and inspect the water pump mating surface.

Installation Procedure

1. Notice: Refer to Fastener Notice in Service Precautions.

Install the water pump as follows:





1. Position the water pump gaskets (3) to the water pump.
2. Position the water pump (2) to the cylinder block.
3. Install the six water pump retaining bolts (1). Progressively tighten the water pump retaining bolts in two steps:
1. Tighten the water pump retaining bolts, first pass, to 15 Nm (11 ft. lbs.).
2. Tighten the water pump retaining bolts, second pass to 25 Nm (18 ft. lbs.).





2. Install the two bolts (1) to the drive belt tensioner (2).





3. Connect the two heater hoses (1) and the inlet (2) and outlet (3) hoses to the water pump.
4. Refill the cooling system.
5. Install the accessory drive belt.
6. Install the air cleaner assembly.

7. Caution: Refer to Battery Disconnect Caution in Service Precautions.

Connect the negative battery cable.