Water Pump: Service and Repair

Removal

Caution: Do not disassemble water pump assembly. If a problem is found, replace assembly as a unit.





1. Disconnect negative battery cable.





2. Drain engine coolant.
3. Remove timing belt.





4. Remove tensioner and idler.





5. Remove water pump.

Inspection
1. Check water pump for cracks and damage.
2. Check for abnormal noise, bearing sticking or loose.
3. Replace water pump it necessary.

Replacement
1. Remove any gasket fragments, dirt or oil from sealing surfaces.
2. Install new gasket on water pump.

Notice: To prevent dropping the gasket when installing, put sealant in gasket groove. But do not apply to sealing surfaces.





3. Install water pump.
Tightening torque: 14 - 19 ft. lbs. (19 - 26 Nm, 1.9 - 2.6 kg-m)
4. Install tensioner, idler and timing belt.





5. Fill engine coolant.





6. Connect negative battery cable.
7. Start engine and check for leaks.