Climatronic Control Module J255 Pin Assignment, Manual Climate Control System, from 30 May 2011
Special tools, testers and auxiliary items required
• Test Box (basic unit) (V.A.G 1598/14)
• Test adapter (V.A.G 1598/47)
• Template (V.A.G 1598/47-2)
5-pin Connector - A - in Wiring Diagram T5
1 3rd Blower Speed
2 2nd Blower Speed
3 1st Blower speed
4 4th Blower Speed
5 Terminal X and depending on the vehicle equipment level Auxiliary Heater Operation Relay (J485)
16-pin Connector - B - in Wiring Diagram T16e
1 Temperature Door Motor (V68) - set to warm
2 Evaporator Temperature Sensor (G308)
3 Air Distribution Door Motor Position Sensor (G645)
5 Temperature Regulator Door Motor Position Sensor (G92)
7 +5V
8 Ground signal
9 Recirculation Door Motor (V113) set to open
10 Recirculation Door Motor (V113) set to closed
11 Temperature Door Motor (V68) - set to cold
12 Air Distribution Door Motor (V428) , set to position 1
13 Air Distribution Door Motor (V428) , set to position 2
20-pin Connector - C - in Wiring Diagram T20c
5 High Pressure Sensor (G65)
7 CAN Bus Low
8 CAN Bus High
12 Right seat heater (optional)
13 Left seat heater (optional)
15 Terminal 75 seat heater (optional)
16 A/C Compressor Regulator Valve (N280)
19 Terminal 30A
20 Terminal 31