Рет қаралды 42,581
Sensor number - Sensor information - Special Notes
If a sensor's readout is OP E, that means open circuit
If a sensor's readout is CL O, that means short circuit
01 - Inside temperature - B10/4
02 - Outside temperature - B14
03 - Left heater core temperature - B10/1
04 - Right heater core temperature - Dual-zone climate control only
05 - Evaporator temperature - B10/6
06 - Engine coolant temperature - B11/4
07 - A/C high-side pressure - Measurement is in bar, e.g. 06°4 = 6.4 bar
08 - Refrigerant temperature - B12/1
09 - NOT ASSIGNED
10 - Blower motor control voltage - from 0.8 to 6.0 volts
20 - Auxiliary fan control current
21 - Engine RPM - value x 100
22 - Vehicle speed
23 - Terminal 58d voltage - shown as % of battery voltage
40 - Software status
41 - Software status
42 - Version code - Use this number to check your car's current CCU version code
43 - Version code - bEn = gasoline, dIe = diesel
50, 51, 52 - NOT ASSIGNED
54 - A/C compressor EMERGENCY OFF signal from engine control module
Climate Control Unit diagnostic code - Information
026 - CAN communication
226 - Interior temperature sensor B10/4
227 - Outside temperature sensor B14
228 - Heater core temperature sensor B10/1
230 - Evaporator temperature sensor B10/6
231 - Engine coolant temperature sensor B11/4
232 - Refrigerant pressure sensor B12
233 - Refrigerant temperature sensor B12/1
241 - Refrigerant level
416 - Auxiliary coolant pump A31m1
417 - Left Duovalve Y21
418 - Right Duovalve Y21
419 - A/C compressor electromagnetic clutch
420 - Idle speed controller
421 - Pulse module for electric fan(s) N65
422 - Serial interface K1
**** Flap malfunction section, some flaps have 2 positions (short stroke and long stroke) ****
451 - Center outlet diverter flap
452 - Center outlet blend flap
453 - Recirculate long stroke
454 - Recirculate short stroke
455 - Windshield defrost flap long stroke
456 - Windshield defrost flap short stroke
457 - footwell flap long stroke
458 - footwell flap short stroke
**** End section ****
459 - Serial interface K2
462 - Diesel engine only, wide open throttle signal
VERSION CODING
00P - Serial interface K1
02P - Serial interface K1 and K2
08P - Serial interface K1, refrigerant level check OFF
10P - Serial interface K1 and K2, refrigerant level check OFF
18P - Serial interface K1 and K2, engine/climate control electric cooling fan
32P - Serial interface K1 and K2, auxiliary cooling fan not available