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
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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:
Battery Charger -VAS5900-
Battery Charger -VAS5900- Device Description
The Battery Charger -VAS5900- is designed to charge all 12 V
Batteries -A- in the VW group.
Battery Charger -VAS5900-
Control Field Overview
1 - Display
2 - ↑-button "Up"
3 - ↓-button "Down"
4 - START/STOP-bu
Peripheral Camera Control Module -J928-, Removing and Installing
The Peripheral Camera Control Module -J928- is located
behind the left luggage compartment trim panel.
Note
If replacing the control module, select the "Replace control
module" function for the corresponding control module on the
Vehicle Diagnostic Tester.
Removing
- Turn off the ign
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