Audi Q7: Heating, Ventilation & Air Conditioning

 Coolant System/Coolant

Connection Diagram - Coolant Hoses Connection Diagram - Coolant Hoses, Vehicles without Parking Heater   Note Blue = large coolant circuit. Red = small coolant circuit. Orange = coolant circuit for the charge air cooler. Brown = heating circuit. Green = coolant circuit for the transmissi

 Left/Right Rear Upper Body Vent Temperature Sensor -G635-/-G636-, Removing and Installing

Left Rear Upper Body Vent Temperature Sensor -G635-, Removing and Installing   Note The Left Rear Upper Body Vent Temperature Sensor -G635- is only installed on vehicles with a "High" A/C system (a rear heater and A/C unit). On a vehicle with a "Mid" or "Mix" A/C system the installation op