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Home >> Mercedes Benz >> 2020 >> CLS450 Base >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control - 257 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:

Location 

The air quality sensor (1) is attached to a holder in the air/water duct.

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

G14137771Courtesy of MERCEDES-BENZ USA

Function requirements 

  Component description     
  Air quality sensor, component description Model 223
with code 581 (Automatic air conditioning)
GF83.10-P-2194A
    Model 243
with code 581 (Automatic air conditioning)
GF83.10-P-2194B