| Operation Principle |

| Removal |
| 1. |
Release the PCV pad.
|
| 2. |
Disconnect the vapor hose (A).
|
| 3. |
Remove the PCV valve (B).
|
| Inspection |
| 1. |
Insert a thin stick (A) into the PCV valve (B) from the threaded side
to check for plunger movement.
|
| Installation |
| 1. |
Install in the reverse order of removal.
|
Inspection 1. After disconnecting the vapor hose from the PCV valve, remove the PCV valve. 2. Reconnect the PCV valve to the vapor hose.
Description and operation Description The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.
Description and operation Description The auto defogging sensor is installed on the front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging. The air conditioner control module receives signal from the sensor and restrains moisture and eliminate defog by controlling the intak