Audi Q7: Maintenance and Care

 A/C System Versions

"Low" A/C System Version   Note There are different versions of the Audi Q7 A/C system depending on the vehicle equipment. Identifying features of a "Low" A/C system version Front A/C Display Control Head -E87- version -A- There is no Rear A/C Display Control Head -E265- (version -A- or

 Refrigerant Line with Inner Heat Exchanger

In this refrigerant pipe, the flowing fluid warm refrigerant on the high pressure side is delivered into the low pressure side as flowing, vapor, cold refrigerant to increase the efficiency of the A/C system.   Note This illustration shows a refrigerant pipe with an inner heat exchanger th