Audi A4: Using Service Station
Audi A4 (B9) 2016-2025 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant Circuit / Using Service Station
- General Information
- Service Station, Important Usage Information
- Refrigerant Circuit, Discharging with Service Station
- Refrigerant Circuit, Charging with Service Station
- A/C System, Operating after Charging
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General Information
Vehicles with a high-voltage system (hybrid vehicles)
Extremely Dangerous Due to High-Voltage
The high-voltage system is under high-voltage. Death or serious
bodily injury by electric shock.
- I
Service Station, Important Usage Information
Observe the following with regard to service station
operation. Refer to the Parts Catalog (Tools; Special Tools and
Equipment: A/C and Heating).
- The filters and dryers installed must be repl
Refrigerant Circuit, Discharging with Service Station
Work procedure may vary depending on the type of tools
selected (the tool-specific operating instructions should
therefore be followed).
The refrigerant circuit is to be discharged if parts of th
SEE MORE:
Window Regulator, Removing and Installing
Removing
- Remove the door window. Refer to
→ Chapter "Front Door Window, Removing and Installing".
- Release the retainers -1 and 3- on
the window regulator threaded pins -2-
using an 11 mm socket. To do so, slide the socket onto the
threaded pin.
- Unclip the window regul
Headrest, Removing and Installing
Removing
- Set the backrest toward the rear at an angle.
- Grip the rear cover -1- at the
lower edge and push it upward out of the locking mechanism in
the direction of -arrows-.
- Move the headrest all the way up.
- Press down on the release ring -arrow-
on the left headrest
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