SEAT Workshop Service and Repair Manuals > Leon Mk2 > Heating, ventilation, air conditioning system | Heating and air conditioning | Air conditioner | Air conditioning with manual control: Climatic | Connectors for the Air conditioning control unit J301 | Pin allocation of the multiple connectors on the rear of the Air conditioning control unit J301

Pin allocation of the multiple connectors on the rear of the Air conditioning control unitJ301

Pin allocation of the multiple connectors on the rear of the Air conditioning control unit -J301-

20 pin connector

3 -	Temperature sender, central vent -G191-

5 -	High-pressure sender -G65-

7 -

CAN low

8 -

CAN high

12 -	Right hand side heated seat (optional)

13 -	Left hand side heated seat (optional)

15 -	Terminal 75 heated seat (optional)

16 -	Compressor control valve, air conditioning -N280-

19 -	Terminal 30A

20 -	Terminal 31

16 pin connector

1 -	Servomotor for the temperature flap -V68-, heat

2 -	Air temperature sender, evaporator outlet -G263-

4 -	Temperature sender, foot well vent -G192-

5 -	Potentiometer - servomotor for temperature flap -G92-

7 -	+ 5 V for the Potentiometer - servomotor for temperature flap -G92-

8 -	Earth for the Potentiometer - servomotor for temperature flap -G92-, Temperature sender, centre vent -G191-, Potentiometer - servomotor for temperature flap -G92- and Air temperature sender, evaporator sender -G263-

9 -	Servomotor for air recirculation flap -V113-, open

10 -	Servomotor for air recirculation flap -V113-, closed

11 -	Servomotor for the temperature flap -V68-, cool

5 pin connector

1 -	3ª turbine speed

2 -	2ª turbine speed

3 -	1ª turbine speed

4 -	4ª turbine speed

5 -	Terminal X