A5 Quattro Coupe V6-3.2L (CALA) (2009)
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Read the displays in the measured value block for the Air Quality Sensor (G238) values and the recirculation/fresh air mode request.
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Drive the vehicle into an area with a relatively clean atmosphere (system in fresh-air mode).
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Then drive vehicle into an area where the atmosphere is polluted (e.g. onto an uphill road with lorry traffic).
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Read the displays in the different display fields. The displays in the different display fields must change; for example, when driving through a
Diesel exhaust cloud.
‹› Also note descriptions, refer to => [ Air Quality Sensor ] See: Heating and Air Conditioning/Description and Operation/A/C System Control.