Volkswagen Workshop Service and Repair Manuals > Golf Mk5 > Heating, ventilation, air conditioning system | Heating, air conditioning | Air conditioner | Air conditioning system with manual controls "Climatic" | Connectors on controls for heating and air conditioning "Climatic" | Pin assignment for multi-pin connectors on back of controls for heating and air conditioning "Climatic"

Pin assignment for multi-pin connectors on back of controls for heating and air conditioning „Climatic“

Special tools and workshop equipment required

t	Test box -V.A.G 1598/42-

t	Adapter cable -V.A.G 1598/47-

t	Template -1598/47-2-

20-pin connector, T20c in current flow diagram

3 -	Centre vent temperature sender -G191-

5 -	High-pressure sender -G65-

7 -

CAN, low

8 -

CAN, high

12 -	Right seat heating (optional)

13 -	Left seat heating (optional)

15 -	Terminal 75, seat heating (optional)

16 -	Air conditioning system compressor regulating valve -N280-

18 -	Earth for centre vent temperature sender -G191-

19 -	Terminal 30A

20 -	Terminal 31

16-pin connector, T16e in current flow diagram

1 -	Temperature flap control motor -V68-, warm

2 -	Evaporator temperature sensor -G308- or evaporator output temperature sender -G263-

4 -	Footwell vent temperature sender -G192-

5 -	Temperature flap control motor potentiometer -G92-

7 -	+ 5 V for temperature flap control motor potentiometer -G92-

8 -	Earth for potentiometer for temperature flap control motor -G92-, centre vent temperature sender -G191-, footwell vent temperature sender -G192- and evaporator temperature sensor -G308- or evaporator output temperature sender -G263-

9 -	Air recirculation flap control motor -V113-, open

10 -	Air recirculation flap control motor -V113-, closed

11 -	Temperature flap control motor -V68-, cold

5-pin connector, T5 in current flow diagram

1 -	Blower 3rd speed

2 -	Blower 2nd speed

3 -	Blower 1st speed

4 -	Blower 4th speed

5 -	Terminal X and, depending on vehicle equipment, auxiliary heater operation relay -J485-