Audi A4: Rear Doors

 Exterior lighting

Switching the lights on and off Fig. 42 Instrument panel: light switch with button Light switch Turn the light switch (1) to the corresponding position when the ignition is switched on. The symbol and the selected position will turn on (except position 0). O - The daytime running lights* will

 Reservoir

The reservoir collects the vaporized and gaseous mixture coming from the evaporator to ensure the compressor only receives gaseous refrigerant. Gaseous refrigerant is formed from the vapor. The refrigerant oil flowing in the circuit is not retained in the reservoir as it has an oil drilling. Moi