Audi A4: Laws and Regulations
Audi A4 (B9) 2016-2026 Service Manual / Heating, Ventilation & Air Conditioning / Laws and Regulations
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General Information
Note
The laws and regulations listed below are applicable in
Germany. Different or additional laws and regulations may apply
in other countries.
The effects of climate change can be seen wor
Laws and Regulations
Refrigerant Circuit, Converting R12 to R134a and Servicing
Note
For environmental reasons and on account of the
corresponding legislation, refrigerant R12 can no longer be
manufactured or
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Brakes
General information
You can apply the vehicle's brakes using the brake
pedal.
Operating noise
Noises may occur when braking depending on the
speed, braking force, and outside conditions such
as temperature and humidity.
Braking effect
The response time from the brakes depends on
the weather and envi
Vehicles with Restrictor, Reservoir and A/C Compressor Regulator Valve
-N280- (Externally Regulated A/C Compressor), Checking Pressures
Specified Values for the Refrigerant
Circuit Pressures
Note
Connect the Air Conditioning (A/C) service station. Refer to
→ Chapter "A/C Service Station, Connecting".
Observe the test requirements. Refer to
→ Chapter "Pressures, Checking".
- With the ignition switched
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