Pin Assignment, Climatic Control Unit, Through May 27, 2011

Pin Assignment, Climatic Control Unit, through May 27, 2011

Special tools, testers and auxiliary items required

• Test Box (V.A.G 1598/42)

• Test Adapter (V.A.G 1598/47)

• Template (1598/47-2)

20-pin Harness Connector, in Wiring Diagram T20c






3 Center Outlet Temperature Sensor (G191)
5 High Pressure Sensor (G65)
7 CAN Low
8 CAN High
12 Right seat heater (optional)
13 Seat heating (option)
15 Terminal 75 seat heater (optional)
16 A/C Compressor Regulator Valve (N280)
18 Center outlet temperature sensor (G191) ground
19 Terminal 30A
20 Terminal 31

16-pin Harness Connector, in Wiring Diagram T16e






1 Temperature regulator door motor (V68) , warm
2 Evaporator temperature sensor (G308) or Evaporator vent temperature sensor (G263)
3 Air distribution door motor position sensor (G645)
4 Footwell outlet temperature sensor (G192)
5 Temperature regulator door motor position sensor (G92)
7 + 5 V for Temperature regulator door motor position sensor (G92)
8 Ground for the Front air distribution door motor position sensor (G92) , the Footwell vent temperature sensor (G192) ; the air distribution door motor position sensor (G645) and the evaporator temperature sensor (G308) or evaporator vent temperature sensor (G263)
9 Recirculation door motor (V113) , open
10 Recirculation door motor (V113) , close
11 Temperature regulator door motor (V68) , cold
12 Air distribution door motor (V428) , open
13 Air distribution door motor (V428) , closed

5-pin Harness Connector, in Wiring Diagram T5






1 3rd Blower Speed
2 2nd Blower Speed
3 1st Blower Speed
4 4th Blower Speed
5 Terminal X