Climatic Heating and A/C Controls Multi-Pin Connector Assignments

Climatic Heating And A/C Controls Multi-Pin Connector Assignments

Special tools, testers and auxiliary items required
- adapter cable VAG 1598/47







20-pin electrical connection, T20c
3 - Center Outlet Temperature Sensor G191
5 - High Pressure Sensor G65
7 - CAN Bus - Low
8 - CAN Bus - High
12 - Right seat heater (optional - where applicable)
13 - Left seat heater (optional - where applicable)
15 - Terminal 75 seat heater (optional)
16 - A/C Compressor Regulator Valve N280
19 - Positive - B+ (Terminal 30A)
20 - Ground (GND) - Terminal 31







16-pin electrical connection, in wiring diagram T16e
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 (GND) for Temperature Regulator Door Motor Position Sensor G92, Center Outlet Temperature Sensor G191, Footwell Outlet Temperature Sensor G192 and Evaporator Vent Temperature Sensor G263
9 - Recirculation Door Motor V113, open
10 - Recirculation Door Motor V113, close
11 - Temperature Regulator Door Motor V68, cold







5-pin electrical connection, T5
1 - 3rd blower speed
2 - 2nd blower speed
3 - 1st blower speed
4 - 4th blower speed
5 - Terminal X