Audi A4: A/C Service Station, Connecting
Audi A4 (B9) 2016-2026 Service Manual / Heating, Ventilation & Air Conditioning / A/C Service Station, Connecting
- General Information
- Service Station, Connecting with Connections on Low- and High Pressure Side of Refrigerant Circuit
- Service Station, Connecting with No Connection on Low- and High Pressure Side of Refrigerant Circuit
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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, Connecting with Connections on Low- and High Pressure Side
of Refrigerant Circuit
Servicing Station, Connecting for Measuring and Testing
- Turn off the ignition.
- Connect the service station to the power supply.
- Connect the quick-release coupling adapter to the c
Service Station, Connecting with No Connection on Low- and High Pressure
Side of Refrigerant Circuit
General Information
On the following vehicles, no service connection is provided
for the service station on the low-pressure side of the
refrigerant circuit; adapters must be used to connect the
se
SEE MORE:
Wiring Harness and Connector Repairs
Vehicle Electrical System, General Repair Information
Caution
When disconnecting and connecting battery, the
procedure must be followed as described in the Repair
Manual.
WARNING
Some tools are supplied with a tool safety clip,
which is slid over the tool points after using the
Parking Lock Emergency Release Cable, Removing and Installing
Removing
WARNING
There is a risk of an accident from the vehicle
starting to roll.
Pull the parking brake button to activate the
electro-mechanical parking brake.
- Remove the selector mechanism. Refer to
→ Chapter "Selector Mechanism, Removing and Installing".
- Remove
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