Audi A4: Refrigerant Circuit General Information
Audi A4 (B9) 2016-2026 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant Circuit General Information
- Vehicles with a High Voltage System (Hybrid Vehicles)
- Refrigerant Circuit Components Allocation, High and Low Pressure Sides
- Refrigerant Circuit
- Connections for Quick-Release Coupling on Refrigerant Circuit
- Switches and Sensors on Refrigerant Circuit and Connections
- Refrigerant Circuit Pressures and Temperatures
- Pressure Gauge, Tests and Measurements
- Service and Recycling Units
READ NEXT:
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.
- Individuals with electronic/medical life- and health su
General Information
High pressure side are the condenser, receiver/dryer and
restrictor or expansion valve to separate the high and low
pressure liquid ends.
High pressure results from the restrictor or expansion valve
SEE MORE:
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;
Rear cross-traffic assist
Description
Applies to: vehicles with rear cross-traffic assist
Fig. 130 Sensor
Fig. 131 Center display: rear cross-traffic assist display
General information
The rear cross-traffic assist monitors the area behind
and next to the vehicle using radar sensors
at the rear corners of the vehicle. T
© 2019-2026 Copyright www.audia4b9.com
