SEAT Workshop Service and Repair Manuals > Leon Mk2 > Heating, ventilation, air conditioning system | Heating, air conditioning | Air conditioner | Components of the manual air conditioning system (climatic) in the engine compartment | Checking the pressure signal of the High pressure sender G65. | Pin allocation on the High pressure senderG65

Pin allocation on the High pressure senderG65

Pin allocation on the High pressure sender -G65-

Contact -1-: Earth.

Contact -2-: Signal output (square-wave signal on the Climatronic control unit -J255-/Air conditioning control unit -J301-).

Contact -3-: to the Onboard supply control unit -J519-.

Note

t	If the pin -A- is disconnected the compressor is not activated.

t	The high pressure sender -B- is the electronic control unit that generates a rectangular wave signal whose duty cycle changes with the pressure change in the refrigerant agent circuit → Chapter.