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

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

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