Audi Q7: Heating, Ventilation & Air Conditioning

 Cooling system

Coolant The engine cooling system is filled with a mixture of purified water and coolant additive at the factory. This coolant must not be not changed. The coolant level is monitored using the indicator light. However, you should occasionally check the coolant level. Messages The following messag

 Seat Ventilation

Front Seat Ventilation Components that are involved in the activation of the front seat ventilation The Front A/C Display Control Head -E87- sends the request to switch on the seat ventilation (and seat heating) for the front seats to the respective control module via the data bus (the affected