Audi Workshop Service and Repair Manuals > A2 > Heating, ventilation, air conditioning system | Heating, air conditioning system | Self diagnosis, V.A.G Inspection Service | Electrical check | Test steps 5 to 9 | Pin assignment on the high-pressure sender G65

The pressure signal from the high-pressure sender G65 > < Checking the pressure signal from the high-pressure sender G65

Pin assignment on the high-pressure senderG65

Pin assignment on the high-pressure sender -G65-

Contact -1- Earth

Contact -2 - signal output (square-wave signal to the operating and display unit for air conditioner/Climatronic -E87- and to the engine control unit)

Contact -3-, positive (terminal “75”)

Note

t	The compressor is not switched on if connector -B- is unplugged.

t	The high-pressure sender -A- is an electronic control unit which generates a square-wave signal with a ratio which varies with the pressure in the refrigerant circuit → Chapter.

Heating, ventilation, air conditioning system
Heating, air conditioning system / Self diagnosis, V.A.G Inspection Service
Electrical check / st_steps_5_to_9/">Test steps 5 to 9
Pin assignment on the high-pressure sender G65

The pressure signal from the high-pressure sender G65 > < Checking the pressure signal from the high-pressure sender G65

Audi Workshop Service and Repair Manuals

A2

Heating, ventilation, air conditioning system Heating, air conditioning system / Self diagnosis, V.A.G Inspection Service Electrical check / st_steps_5_to_9/">Test steps 5 to 9 Pin assignment on the high-pressure sender G65

Heating, ventilation, air conditioning system Heating, air conditioning system / Self diagnosis, V.A.G Inspection Service Electrical check / st_steps_5_to_9/">Test steps 5 to 9 Pin assignment on the high-pressure sender G65

Heating, ventilation, air conditioning system
Heating, air conditioning system / Self diagnosis, V.A.G Inspection Service
Electrical check / st_steps_5_to_9/">Test steps 5 to 9
Pin assignment on the high-pressure sender G65

Heating, ventilation, air conditioning system
Heating, air conditioning system / Self diagnosis, V.A.G Inspection Service
Electrical check / st_steps_5_to_9/">Test steps 5 to 9
Pin assignment on the high-pressure sender G65