| Removal |
| 1. |
Drain the coolant.
(Refer to Cooling System - "Coolant")
|
| 2. |
Remove the drive belt.
(Refer to Timing System - "Drive Belt")
|
| 3. |
Remove the water pump pulley (A).
|
| 4. |
Remove the water pump (A).
|
| 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 and gasket.
|
|
| Installation |
| 1. |
Install the water pump (A) and a new gasket with the bolts.
Tighten the bolts with the order blow.
|
| 2. |
Install the water pump pulley (A) with the four bolts.
|
| 3. |
Install the drive belt.
(Refer to Timing System - "Drive Belt")
|
| 4. |
Fill with engine coolant.
(Refer to Cooling System - "Coolant")
|
| 5. |
Start engine and check for leaks.
|
| 6. |
Recheck engine coolant level.
|
Components 1. Gasket 2. Water pump 3. Water pump pulley
Troubleshooting Symptoms Possible Causes Remedy Coolant leakage • From the bleed hole of the water pump Visually check • Check leaks after about ten-minute warming up.
Inspection The following section describes how to diagnose faults using a diagnostic instrument. 1. Connect the cable of GDS to the data link connector in driver side crash pad lower panel, and turn on the GDS.
Description The compressor is the power unit of the A/C system. It is located on the side of engine block and driven by a V-belt of the engine. The compressor changes low pressure and low temperature refrigerant gas into high pressure and high temperature refrigerant gas.