Removal procedure
1. Drain the coolant from the engine cooling system to a level below the thermostat housing. follow the paragraph «Draining and recharging the cooling system» in this section.
2. Remove the timing belt. See Section 1C1, Engine Mechanical - FAM II 2.4D.
3. Remove the automatic timing belt tensioner.
4. Remove the water pump mounting screws.
5. Remove the coolant pump from the cylinder block.
6. Remove the O-ring from the water pump.
Inspection and cleaning procedure
1. Check the coolant pump housing for damage and leakage.
2. Check the coolant pump bearing for play and excessive noise.
3. Check the water pump pulley for excessive wear. If the water pump is defective, replace the entire water pump.
4. Clean the mating surfaces of the coolant pump and cylinder block.
Installation procedure
1. Install a new O-ring to the water pump.
2. Install the water pump to the cylinder block so that the flange aligns with the notch on the rear timing belt cover.
3. Secure the water pump to the cylinder block with the mounting screws.
Tighten
Tighten the water pump fixing screws to 25 Nm (18 lb-ft).
4. Install the automatic timing belt tensioner on the oil pump, while inserting the flange into the oil pump recess.
5. Install the timing belt auto-tensioner screws. Do not fully tighten the screw yet.
6. Install the timing belt. See Section 1C1, Engine Mechanical - FAM II 2.4D.
7. Refill the engine cooling system. follow the paragraph «Draining and recharging the cooling system» in this section.
