Audi A4: Refrigerant Circuit, Flushing with Compressed Air and Nitrogen
Audi A4 (B9) 2016-2026 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant Circuit / Refrigerant Circuit, Flushing with Compressed Air and Nitrogen
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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
Refrigerant Circuit, Flushing
Note
In the case of vehicles on which the refrigerant lines have
no threads for connection of Adapter Set -1785-. Use for example
a flushing gun with rubber end piece or an adapter from th
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Front Door Trim Panel, Removing and Installing
Special tools and workshop equipment required
Wedge Set -T10383-
Wedge Set - Wedge 1 -T10383/1-
Removing
- Switch off the ignition.
- Unclip the decorative trim -1-
using the -T10383/1- in the direction of
-arrow A-.
- Release the remaining retainers, disengage the decorative tr
Antenna Amplifier, Removing and Installing
Antenna Amplifier -R24-, Removing and Installing, Sedan
The Antenna Amplifier -R24- is located on the upper right of
the D-pillar.
Removing
- Turn off the ignition and all electrical equipment and
remove the ignition key.
- Remove the D-pillar trim panel. Refer to
→ Body Interior;
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