Water Pump: Service and Repair

Water Pump And Coolant Tube:

Fig. 32 Water Pump Removal & Installation:

NOTE: The water pump bolts directly to the engine block, using a gasket for pump-to-block sealing, Fig. 32. The water pump is driven by the timing belt and is serviced as a unit.

1. Disconnect battery ground cable.

Fig. 13 Crankshaft Pulley Assembly:

2. Remove crankshaft drive pulleys and torsional damper, Fig. 13.

Fig. 14 Right Engine Mount & Bracket:

3. Place a jack under engine to support and slightly raise engine, then remove engine mount bracket, Fig. 14.

Fig. 15 Timing Belt Cover:

4. Remove timing belt cover, Fig. 15, then mark belt running direction for reinstallation.
5. Loosen timing belt tensioner, then remove belt and crankshaft sprocket flange shield.
6. Drain cooling system.
7. Remove water pump mounting bolts.
8. Separate water pump from water inlet pipe Fig. 32, then remove water pump.
9. Reverse procedure to install, noting the following:
a. Use a new O-ring on water inlet pipe.
b. Torque water pump mounting bolts to 27 Nm (20 ft. lbs.).
c. Refer to Engine/Timing Components/Timing Belt/Service and Repair for timing belt installation and tensioning procedure. Timing Components