SSANGYONG REXTON 2006.09 Manual page 460

3. AQS (Air Quality System) Sensor and Vehicle Speed Control
a. Basic function
The air source selection is automatically changed between the recirculation mode and
the fresh air mode according to the signal from the AQS sensor (air polution).
When selecting AUTO while the AQS is in operation, the AQS is turned off.
b. Recirculation mode for 20 seconds when pressing AQS switch
When the AQS switch is pressed in, the recirculation mode is maintained for 20 seconds
regardless of the AQS sensor's input.
Then, the AQS controls the intake mode according to the air polution.
However, the signal of the AQS is overridden if the heater is controlling the fan.
c. Preheating of AQS when starting the engine
For stabilization of the AQS sensor, the signal from the AQS sensor is overridden and the
recirculation mode is maintained for 1 minute after turning the ignition ON.
d. Gas detected
- Exhaust gas for diesel engine: NO, NOx, SO2...
- Exhaust gas for gasoline and LPG engine: CxHY, CO...
8511-14
FULL AUTO TEMPERTURE CONTROL
02-9
REXTON 2006.09