Audi A4: Warm and cold
Audi A4 (B9) 2016-2025 Owner's Manual / Starting and driving / Warm and cold
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Climate control system
Description
Your vehicle has a deluxe automatic climate control
system with three zones in which the temperature,
air distribution, and air supply can be
adjusted separately for the front left and r
Operating in the cockpit
Fig. 92 3-zone deluxe automatic climate control system: controls
Press the knobs, buttons or rocker switches to
turn the functions on or off. When the function is
switched on, the LED in the respecti
Fluids in the A/C system
Refrigerant in the A/C system
The sticker in the motor compartment provides
information about the type and amount of refrigerant
used in the vehicle's A/C system. The sticker
is located in the front s
SEE MORE:
Transmission Fluid Pan, Removing and Installing
Special tools and workshop equipment required
Engine Bung Set -VAS6122-
Used Oil Collection and Extraction Unit -SMN372500-
Removing
Note
General repair instructions. Refer to
→ Chapter "Repair Information".
Guidelines for clean working conditions when working on the
dual-clu
Trailer Hitch
Trailer Hitch Socket, Removing and Installing - Version 1
Removing
- Turn off the ignition and remove the key.
- Remove the bolts -arrows-.
- Detach the socket from the retaining plate.
Socket with Rear Fog Lamp Shut-Off Contact Switch -F216-:
- Remove harness connector -2-
for
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