Climatronic Control Module Multi-pin Harness Connectors
Climatronic Control Module Multi-pin Harness Connectors
Special tools, testers and auxiliary items required
• Test Adapter (V.A.G 1598/47)
Connector - A - 20-pin, in wiring diagram T20c
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
5 CAN High
6 CAN Low
9 + 5V for Sunlight photo sensor 2 (G134) or Sunlight photo sensor (G107)
16 Plus connection (15a) in vehicles with auxiliary heater
17 Signal Ground (GND) for sensors
18 A/C compressor regulator valve (N280)
20 Plus connection (15a); in vehicles with auxiliary heater plus connection (30a)
Connector - B - 16-pin harness, in wiring diagram T16g
1 + 5V for 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 Recirculation door motor position sensor (G143)
7 Back pressure door motor position sensor (G113)
8 Left footwell vent temperature sensor (G261)
9 Right footwell vent temperature sensor (G262)
10 Fresh air intake duct temperature sensor (G89)
11 Evaporator temperature sensor (G308)
14 Signal Ground (GND) potentiometer
15 Left vent temperature sensor (G150)
16 Right vent temperature sensor (G151)
Connector - C - 16-pin harness, in wiring diagram T16f
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 vent
6 Central air door motor (V70) , footwell
7 Fresh/recirculation air door motor (V154) , activation fresh/recirculated air door motor
8 Fresh/recirculation air door motor (V154) , activation fresh air
9 Back pressure door motor (V71) , open
10 Back pressure door motor (V71) , close
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