A6 Quattro Sedan V8-4.2L (BVJ) (2007)
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Remove the A/C pressure/temperature sensor (G395) - B - (housing color "gray"), torque: 8 Nm.
‹› At the start of production, the A/C pressure/temperature sensor (G395) with the black housing may be installed, for this reason note the part
number on the component (potential for confusion with the high-pressure sensor (G65)).
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Replace the O-ring - C -=> [ Refrigerant Circuit O-Ring Seals ] See: Heating and Air Conditioning/Service and Repair/Removal and
Replacement/Refrigerant Circuit O-Ring Seals.
A/C Pressure/Temperature Sensor Connector Assignment
Contact 1 ground
Contact 2 - Signal output (via the A/C system "LIN Bus" data bus system to the Climatronic Control Module (J255)
Terminal 3 B+ (terminal "75")
‹› With the connector disconnected - A - the compressor (the A/C Compressor Regulator Valve (N280)) is not actuated.
‹› The A/C pressure/temperature sensor (G395)- B - is an electronic control module.