Heating and A/C System Controls, Multi-Pin Connector Assignment (Climatic System)

Heating and A/C System Controls, Multi-Pin Connector Assignment

Special tools, testers and auxiliary items required

• test box (V.A.G 1598/42)

• adapter cable (V.A.G 1598/47)

• template (V.A.G 1598/47-2)

20-pin harness connector, T20b





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

16-pin harness connector, T16j





1 Temperature Regulator Door Motor (V68), warm
2 Evaporator Vent Temperature Sensor (G263)
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 Footwell Outlet Temperature Sensor (G192), Temperature Regulator Door Motor Position Sensor (G92) and Evaporator Vent Temperature Sensor (G263)
9 Fresh/Recirculating Air Door Motor (V154), open
10 Fresh/Recirculating Air Door Motor (V154), closed
11 Temperature Regulator Door Motor (V68), cold

5-pin harness connector T5r





1 3rd blower speed
2 2nd blower speed
3 1. Blower speed
4 4th blower speed
5 Terminal X