Water Pump: Service and Repair
WATER PUMPCOMPONENTS:
REMOVAL
1. Drain the engine coolant.
WARNING: System is under high pressure when the engine is hot. To avoid danger of releasing scalding engine coolant, remove the cap only when the engine is cool.
2. Remove drive belt(A).
3. Remove the timing belt.
4. Remove the water pump(A) and gasket(B).
INSPECTION
1. Check each part for cracks, damage or wear, and replace the coolant pump assembly if necessary.
2. Check the bearing for damage, abnormal noise and sluggish rotation, and replace the coolant pump assembly if necessary.
3. Check for coolant leakage. If coolant leaks from hole, the seal is defective. Replace the coolant pump assembly.
NOTE: A small amount of "weeping" from the bleed hole is normal.
1. Install the water pump(A) and a new gasket(B) with the bolts.
NOTE: Clean the contacting face before assembling.
2. Install the timing belt.
3. Install the engine support bracket
Tightening torque: 6-7kgf.m
CAUTION: Over-torque can damage thread of cylinder block.
4. Install drive belt(A).
5. Fill with engine coolant.
6. Start engine and check for leaks.
7. Recheck engine coolant level.