Audi A4: Refrigerant Circuit Components Allocation, High and Low Pressure Sides
Audi A4 (B9) 2016-2025 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant Circuit General Information / Refrigerant Circuit Components Allocation, High and Low Pressure Sides
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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
Condenser
The condenser conducts heat from compressed refrigerant gas
to the ambient air.
This condenses the refrigerant gas to fluid.
Note
Depending on the version of the refrigerant circuit, the
r
Reservoir
The reservoir collects the vaporized and gaseous mixture
coming from the evaporator to ensure the compressor only
receives gaseous refrigerant. Gaseous refrigerant is formed from
the vapor.
The ref
SEE MORE:
Rear Lid
Overview - Rear Lid, Sedan
Overview - Rear Lid
1 -
Tension Spring
Quantity: 2
Removing and installing. Refer to
→ Chapter "Tension Spring, Removing and Installing".
2 -
Rear Lid Hinge Trim Panel
Removing and installing. Refer to
→ Body Interior; Rep. Gr
Efficiency assist
Description
Applies to: vehicles with efficiency assist
Efficiency assist can assist the driver with predictive
information in order to reduce fuel consumption.
Depending on vehicle equipment, the system
may access data from the navigation system,
the camera behind the windshield, and the radar
s
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