Control Assembly, HVAC

Climatronic Control Module, Multi-Pin Harness Connectors

Special tools, testers and auxiliary items required
- test box V.A.G 1598/42
- adapter cable V.A.G 1598/47
- template 1598/47-2







20 - pin harness connector, in wiring diagram T20c - A -
1 - Sunlight Photo Sensor 2 G134 or Sunlight Photo Sensor G107, signal
2 - High Pressure Sensor G65
3 - Sunlight Photo Sensor 2 G134 or Sunlight Photo Sensor G107, signal
4 - From 11.05.07 air quality sensor G238, signal
5 - CAN High
6 - CAN Low
9 - + 5 V for sunlight photo sensor 2 G134 or sunlight photo sensor G107
10 - Driver heated seat control module J131 (optional)
11 - Front Passengers Heated Seat Control Module J132 (optional)
12 - Terminal 75 (optional)
13 - Left Vent Temperature Sensor G150
14 - Right Vent Temperature Sensor G151
16 - Positive connection (15a) or on vehicles with auxiliary heater and air quality sensor G238 positive connection (30a)
17 - Sensor signal ground
18 - A/C Compressor Regulator Valve N280
19 - Terminal 31
20 - Positive connection (15a) or in vehicles with auxiliary heater positive connection (30a)







16 - pin harness connector, in wiring diagram T16c - B -
1 - + 5 V for control motors
2 - Left Temperature Door Potentiometer/Actuator G220
3 - Right Temperature Door Potentiometer/Actuator G221
4 - Defroster Door Motor Position Sensor G135
5 - Central Door Motor Position Sensor G112
6 - Vehicles through 04.07 recirculation door motor position sensor G143. Vehicles from 05.07 recirculation door motor position sensor G143 discontinued
7 - Vehicles through 04.07 back pressure door motor position sensor G113. Vehicles from 05.07 fresh air/recirculating air/back pressure door motor position sensor G644
8 - Left Footwell Vent Temperature Sensor G261
9 - Right Footwell Vent Temperature Sensor G262
10 - Fresh Air Intake Duct Temperature Sensor G89 only installed through December 2005
11 - Evaporator Temperature Sensor G308 or Evaporator Vent Temperature Sensor G263
14 - Signal Ground (GND) potentiometer







16 - pin harness connector, in wiring diagram T16d - C -
1 - Left Temperature Door Motor V158, cold
2 - Left Temperature Door Motor V158, warm
3 - Defroster Door Motor V107, closed
4 - Defroster Door Motor V107, open
5 - Central Air Door Motor V70, upper body outlet
6 - Central Air Door Motor V70, footwell
7 - Vehicles through 04.07 recirculation door motor V113, recirculation activation. From 05.07, recirculation door motor V113 discontinued
8 - Vehicles through 04.07 recirculation door motor V113, fresh air activation. From 05.07, recirculation door motor V113 discontinued
9 - Through 04.07 air flow door motor V71, open. From 05.07 fresh air/recirculating air/back pressure door motor V425 (recirculation/partial recirculation)
10 - Through 04.07 air flow door motor V71, closed. From 05.07 fresh air/recirculating air/back pressure door motor V425 recirculation/back pressure)
11 - Right Temperature Door Motor V159, cold
12 - Right Temperature Door Motor V159, warm
15 - Fresh Air Blower V2 (PWM activation)
16 - Fresh Air Blower V2, return message signal