ENGINE COOLANT PUMP

COMPONENTS

REMOVAL
Using the drain plug, drain the coolant.
Remove the drive belt and the engine coolant pump pulley.
Remove the timing belt cover, the auto tensioner and idler pulley.
Remove the water outlet fitting, the thermostat case and the water pump fitting.
Remove the engine coolant pump mounting bolts.

Remove the engine coolant pump assembly from the cylinder block.

INSPECTION
Check the engine coolant pump for cracks, damage or wear, and replace the pump assembly if necessary.
Check the bearing for damage, abnormal noise and sluggish rotation and replace the pump assembly if necessary.
Check the seal it for leaks and replace the pump assembly if necessary.

INSTALLATION

Clean the gasket surfaces of the engine coolant pump body and the cylinder block.

Install the new engine coolant pump gasket and pump assembly. Tighten the bolts to the specified torque. Tightening torque

Engine coolant pump bolt:
Head mark "7": 17 - 22 Nm (170 - 220 kg-cm, 12 - 16 ft. lbs.)

Install the water pump fitting, the thermostat case and the water outlet fitting.
Install the auto tensioner and timing belt. Adjust the timing belt tension, then install the timing belt cover.
Install the drive belt, coolant pump pulley and then adjust the auto tensioner.
Refill the coolant.
Run the engine and check for leaks.

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