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:
Electronic Steering Column Lock Control Module -J764-, Removing and
Installing
Special tools and workshop equipment required
Torque Wrench 1783 - 2-10Nm -VAG1783-
Removing
- Remove the steering column from the instrument panel central
tube and place in the driver footwell with the steering
intermediate shaft attached. Refer to
→ Chapter "Steering Column, Remo
Sill Panel Trim, Removing and Installing
Special tools and workshop equipment
required
Roller -3356-
Trim Removal Wedge -3409-
Wiring Harness Repair Set - Hot Air Blower -VAS1978/14A-
Cleaning Solution -D 009 401 04-
Applicator -D 009 500 25-
Bonding Agent -D 355 205 A2-
CAUTION
This procedure contains mandatory replaceable par
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