Audi Q7: Do It Yourself

 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

 Windshield washer system

Fig. 169 Motor compartment: washer fluid reservoir cap The windshield washer reservoir contains the cleaning solution for the windshield/rear window* and the headlight washer system fig. 169. The reservoir capacity can be found. To reduce the risk of lime scale deposits on the spray nozzles, use