Audi A4: Switches and Sensors on Refrigerant Circuit and Connections
Audi A4 (B9) 2016-2026 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant Circuit General Information / Switches and Sensors on Refrigerant Circuit and Connections
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A/C Refrigerant High Pressure Switch -F23-
Note
Switch pressures, removing and installing switches as well
as switch arrangement and version. Refer to vehicle specific
refrigerant circuit
→ Heating, Ventilation and Air Condit
A/C Pressure Switch -F129-
Note
Switch pressures, removing and installing switches as well
as switch arrangement and version. Refer to vehicle specific
refrigerant circuit
→ Heating, Ventilation and Air Condit
A/C Pressure/Temperature Sensor
There are different versions of this sensor with different
functions and with different names. For exact name, allocation
and notes doe the respective function, refer to
→ Heating, Ventilatio
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Windshield washer
system
Fig. 163 Motor compartment: washer fluid reservoir cap
The windshield washer reservoir contains the
cleaning solution for the windshield/rear window*
and the headlight washer system. The reservoir capacity
can be found.
To reduce the risk of lime scale deposits on the
spray nozzles, use clean wat
Traffic jam assist
Description
Applies to: vehicles with traffic jam assist
Fig. 116 Turn signal lever: button for traffic jam assist and
Audi active lane assist
Traffic jam assist supports the driver when driving
in traffic jams or in heavy traffic.
In a speed range under 40 mph (65 km/h), the
system can help to
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