Audi A4: Refrigerant Circuit
Audi A4 (B9) 2016-2026 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant Circuit
- A/C System Repair Information
- Using Service Station
- Refrigerant Circuit, Flushing with Compressed Air and Nitrogen
- Refrigerant Circuit, Cleaning (Flushing), with Refrigerant R134a
- Refrigerant Circuit, Determining Leaks
READ NEXT:
A/C System Repair Information
Air conditioning systems designed for refrigerant R12 are
only to be filled with refrigerant R134a if certain requirements
are fulfilled. Refer to
→ Chapter "Refrigerant Circuit, Convertin
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
SEE MORE:
Locking Mechanism Trim, Removing and Installing
Special tools and workshop equipment required
Trim Removal Wedge -3409-
Removing
- Unlock the rear seat backrest.
- Make sure the button -2-
(indicator) is in the "up" position.
- Push the tabs in the direction of -arrows-
on both sides of the trim using a -3409-.
- Remove t
During a phone call
Applies to: vehicles with telephone
Depending on your mobile device and the type of
connection, the following options may be available
during a call:
End call
Mute
Sending a tone sequence
Press Numbers. You can enter tone sequences
(DTMF) and send them to the other party on the
call.
Hold
Puts t
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