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Home >> Mercedes Benz >> 2017 >> GLC300 Base >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control - 253 Chassis - 1 Of 2 >> Basic Knowledge >> Air Quality Sensor, Basic Function - GF83.40-P-2022A

Air Quality Sensor, Basic Function - GF83.40-P-2022A

Model all (CAR) 

with code 581 (Automatic air conditioning) 

Model all (CAR) 

with code 830 (China version) 

General 

The air quality sensor records the concentration of the following pollutants in the outside air:

The air quality sensor sends switching recommendations to the climate control. It regulates the pollutant-controlled air-recirculation mode depending on this.

Location 

The air quality sensor is fastened to the air/water duct with a holder.

Fig 1: Air Quality Sensor Components Location - Model all (CAR)
G12939600Courtesy of MERCEDES-BENZ USA

Function requirements