| Description |
The Auto Defogging Sensor is installed on front windshild glass. The Auto Defogging Sensor senses moisture on the windshild. The air conditioner control module receives the signal from the sensor and eliminate the fog by controlling the intake actuator, A/C, auto defogging actuator, blower motor rpm, and mode actuator.

| Inspection |
| 1. |
Press the MODE switch more then 4 times within 2 seconds while pressing the OFF switch.
* For diagnostic procedure, refer to DTC guide. |
| Replacement |
| 1. |
Remove the auto defogging sensor cover (A). |
| 2. |
Disconnect the connector (B) and then remove the auto defogging sensor (C).
|
| 3. |
Installation is the reverse order of removal. |
Description and operation Description The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature.
Description and operation Description The cluster ionizer helps to clean up odors in the vehicle or from the air-conditioner system. When the ignition switch ON, the inoizer runs a "CLEAN" mode and then a "ION" mode, switching every about 15 minutes.
Repair procedures Smart Key Smart Key Code Saving 1. Connect the DLC cable of KDS/GDS to the data link connector (16 pins) in driver side crash pad lower panel, turn the power on KDS/GDS. 2. Select the vehicle model and then do "Smart key code saving".
Repair procedures Oil Specification 1. The HFC-134a system requires synthetic compressor oil (PAG) whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed. 2. Compressor oil (PAG) varies according to compressor model.