Climatronic Control Module (J255) Pin Assignment, Up To 5 November 2010
Climatronic Control Module (J255) Pin Assignment, Up To 5 November 2010
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, 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 Air Quality Sensor (G238)
5 CAN High
6 CAN Low
9 + 5 volt for Sunlight Photo Sensor 2 (G134) Or Sunlight Photo Sensor (G107)
10 Front Seat Heating Control Module (J774) (optional)
11 Front Seat Heating Control Module (J774) (optional)
12 Terminal 75 (optional)
13 Left Vent Temperature Sensor (G150)
14 Right Vent Temperature Sensor (G151)
16 Positive connection (15a) in vehicles with auxiliary heater
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, T16c - B -
1 + 5 volt for motors
2 Left Temperature Door Potentiometer/Actuator (G220)
3 Right Temperature Door Potentiometer/Actuator (G221)
4 Defroster Door Motor Position Sensor (G135)
5 Front Air Distribution Door Motor Position Sensor (G642)
7 Recirculation Door Motor Position Sensor (G143)
8 Left Footwell Vent Temperature Sensor (G261)
9 Right Footwell Vent Temperature Sensor (G262)
11 Evaporator Temperature Sensor (G308) or Evaporator Vent Temperature Sensor (G263)
14 Signal Ground (GND) potentiometer
16-pin Harness Connector, T16k - 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 Front Air Distribution Door Motor (V426) , upper body outlet
6 Front Air Distribution Door Motor (V426) , footwell
9 Airflow Door Motor (V71) (air recirculation/partial recirculation)
10 Airflow Door Motor (V71) (air recirculation/back pressure)
11 Right temperature door motor (V159) , cold
12 Right Temperature Door Motor (V159) , warm
15 Fresh Air Blower Control Module (J126)
16 Fresh Air Blower (V2) , return message signal