A/C
1
Temperature selector wheel, right Please check the connections at the blue component plug
PIN 8 to the temperature selector wheel. Also check that thereis at least a 5 volt voltage at the selector wheel. If you can't find any fault, the component must be replaced.
4
Heater sensor, right
Please check the connection of the blue component plug PIN 22 to the heater sensor, right. Please measure the unplugged temperature sensor which should have at least a voltage of 5 volt. Replace the heater sensor if necessary.
7
Vaporizer sensor
Please check the connection of the blue component plug PIN 9 to the vaporizer sensor. On the disconnected temperature sensor,the voltage should be at least 5 volt. If the connection is operative, the component must be replaced.
10
Outside sensor
Please check the connection of the blue component plug PIN 7 to the outside plug. On the disconnected temperature sensor thethe voltage should be at least 5 volt. If the connection is operative, the component must be replaced.
13
Inside sensor
Please check the connection of the blue component plug PIN 21to the inside sensor. With a disconnected sensor,the voltage on the cable should be at least 5 volt. If the connection is operative, the component must be replaced.
16
Inside sensor blower
Please check the connection of the blue component plug PIN 6 to theinside sensor. If the connection is operative, the component must be replaced.
22
Additional blower relay Please check the connection of the white component plug PIN 6 to the additional blower relay. If the connection is operative, the component must be replaced.
25
Temperature selector wheel, left
Please check the connection of the blue component plug PIN 4 to the temperature select wheel, left. Also check that there is at least 5 volt voltage on the selector wheel. If the connection is operative,
the component must be replaced.
28
Heater sensor, left
Please check the connection of the blue component plug PIN 18
to the heater sensor. Please measure the unplugged temperature sensor
which should have at least a voltage of 5 volt. If the connection is operative, the component must be replaced.
31
Air quantity selector wheel
Please check the connection of the blue component plug PIN 5 to the
air quantity selector wheel. There should be a voltage of 5 volt
on the selector wheel. If the connection is operative, the component
must be replaced.
32
Selector lever foot room
Please check the connection of the white component plug PIN 24 to the temperature sensor, left. There should be a voltage of 5 volt on
the selector wheel. If the connection is operative, the selector lever
must be replaced.
34
Layering selector wheel
Please check the connection of the blue component plug PIN 17 to the layering selector wheel. There should be a voltage of 5 volt on the
the selector wheel. If the connection is operative, the component
must be replaced.
38
Additional water pump relay
Please check the connection of the white component plug PIN 22 to the
additional water pump relay. If the connection is operative, the relay must be replaced.
40
Water valve, left Please check the connection of the white component plug PIN 21 to the
water valve. If the connection is operative, the water valve must
be replaced.
44
Climate relay/additional blower relay Please check the connection of the white component plug PIN 8 to the
climate relay. If the connection is operative, the climate relay /
additional blower relay must be replaced.
46
Water valve, right
Please check the connection of the white component plug PIN 23 to thewater valve. If the connection is operative, the water valve must be replaced.
47
Decoupling relay air conditioning Please check the connection of the white component plug PIN 6 to the
motronic relay.If the connection is operative,the relay must be replaced.NOTE: Please check the additional blower relay.
48
Rear window heater relay
Please check the connection of the white component plug PIN 7 to the rear window heater relay. If the connection is operative, the relay must be replaced.
52
Fresh air flap motor
Please check the connection of the green component plugPIN 6, 7, 8 and 9 to the fresh air flap motor. Also check for, for a voltage of 12 volt on the motor. If the voltage and theconnection are operative, the fresh air flap motor must be replaced.
55
Air flow flap motor
Please check the connection of the white component plugPIN 14, 15, 16 und 17 to the air flow flap motor. Please check as well the voltage on the motor ( approx. 12 volt ). If the connectionand the voltage are operative, the air flow flap motor must be replaced.
58
Ventilation flap motor, left
Please check the connection of the green component plug PIN 21,22, 23 and 24 to the ventilation flap motor left. Please check as well the voltage on the motor (approx. 12 volt). If the connection and thethe voltage are operative, the ventilation flap motor must bereplaced.
61
Layering flap motor
Please check the connection of the yellow component plug PIN 18, 19, 20 and 21 to the layering flap motor, right. Please check as wellthe voltage on the motor (approx. 12 volt). If the connection and thethe voltage are operative, the layering flap motor must be replaced.
67
Front flap motor
Please check the connection of the white component plug PIN 1, 2, 3 and 4 to the front flap motor. Please check as well the voltageon the motor (approx. 12 volt). If the connection and the voltage areoperative, the front flap motor must be replaced.
70
Foot room flap motor, left
Please check the connection of the green component plug PIN 1, 14, 15 and 16 to the foot room flap motor, left.Please check as well the voltage on the motor (approx. 12 volt). If the connection and the voltage
are operative, the motor must be replaced.
73
Foot room motor, right
Please check the connection of the yellow component plug PIN 1,2,3, and 4 to the foot room motor, right.Please check as well the voltageon the motor (approx. 12 volt). If the connection and the voltage areoperative, the motor must be replaced.
76
Defroster flap motor
Please check the connection of the green component plug PIN 17 18,19 and 20 to the defroster flap motor.Please check as well the voltageon the motor (approx. 12 volt). If the connection and the voltage areoperative, the motor must be replaced.
79
Ventilation flap motor, right
Please check the connection of the yellow component plug PIN 14, 15,16 and 17 to the ventilation flap motor,right. Please check as well the voltage on the motor (approx. 12 volt). If the connection and the voltage
are operative, the ventilation flap motor must be
replaced.
1
Temperature selector wheel, right
Please check the connection of the black component plugPIN 6 to the temperature selector wheel, right. Also check that thereis at least approx. 5 volt voltage on the selector wheel. If you can't find any fault, the component must be replaced.
4
Heater sensor, right
Please check the connection of the white component plugPIN 2 to the heater sensor, right. Please measure the unpluggedtemperature sensor which should have approx. 5 volt voltage. You might have to replace the heater sensor.
7
Vaporizer sensor
Please check the connection of the white component plug PIN 5to the vaporizer sensor. Please measure the unplugged temperature sensor which should have approx. 5 volt voltage. If the connection is operative,
the component must be replaced.
10
Outside sensor
Please check the connection of the white component plug PIN 4 to the outside sensor. Please measure the unplugged temperature sensorwhich should have approx. 5 volt voltage. If the connection is operative the component must be replaced.
13
Inside sensor
Please check the connection of the black component plug PIN 3 to the inside sensor. With a disconected sensor, the voltage should be at least approx. 5 volt. If the connection is operative, the component must be replaced.
16
Inside sensor blower
Please check the connection of the blue component plug PIN 18 to the inside sensor blower. If the connection is operative, the component
must be replaced.
25
Temperature selector wheel, left
Please check the connection of the black component plug PIN 5 to the temperature selector wheel. The voltage on the selector wheel should be
approx. 5 volt. If the connection is operative, the component must be replaced.
28
Heater sensor, left
Please check the connection of the white component plug PIN 3 to the heater sensor. Please measure the voltage on the unplugged temperature sensor which should be approx. 5 volt. If the connection is operative,
the component must be replaced.
31
Air quantity selector wheel
Please check the connection of the black component plug PIN 4 to the air quantity selector wheel. There should be a voltage of approx. 5 volt on the selector wheels. If the connection is operative, the component must be replaced.
34
Layering selector wheel
Please check the connection of the white component plug PIN 6 to the layering selector wheel. There should be a voltage of approx. 5 volt on the selector wheel. If the connection is operative, the component must be replaced.
38
Additional water pump relay
Please check the connection of the blue component plug PIN 19 to the additional water pump relay. If the connection is operative, the relay must be replaced.
40
Water valve, left
Please check the connection of the black component plug PIN 22 to thewater valve. If the connection is operative, the water valve must be replaced.
44
Climate relay/additional blower relay
Please check the connection of the blue component plug PIN 22 to the climate relay. If the connection is operative, the climate relay/additional blower relay must be replaced.
46
Water valve, right
Please check the connection of the black component plug PIN 15 to thewater valve. If the connection is operative, the water valve must be replaced.
47
Decoupling relay air conditioning
Please check the connection of the black component plug PIN 9 to the motronic relay. If the connection is operative, the relay must bereplaced. NOTE: Please check the additional blower relay.
48
Rear window heater relay
Please check the connection of the blue component plug PIN 20 to the rear window heater relay. If the connection is operative, the relaymust be replaced.
52
Fresh air flap motor
Please check the connection of the blue component plug PIN 10, 11, 12 and 13 to the fresh air flap motor. Also check for avoltage of 12 Volt.If the voltage and the cable connection are operative the fresh air flap motor must be replaced.
55
Air flow flap motor
Please check the connection of the blue component plug PIN 6, 7,
8 and 9 to the air flow flap motor. Please check the voltage (appox. 12 volt) on the motor. If the voltage and the cableconnection are opperative, the air flow flap motor must
be replaced.
56
Automatic air flow control
Please check the connection of the black component plug PIN 8, to the AUC-conponent. It is also possible that the automatic air flowcontrol component is defective!
61
Layering flap motor
Please check the connection of the black component plug PIN 23,24, 25 and 26 to the layering flap motor right. Please check the voltage (approx. 12 volt) on the motor. If the voltage and the cable connection are operative, the layering flap motor must be replaced.
92
Connection fault on connecter 50
Please check the connection of the black component plug PIN 26,for short cut or disconnection!
94
Standing heater / Standing ventilation
Please check the connection of the white component plug PIN 7and 10 for short cut or disconnection!
1
Temperature selection wheel, right
Please check the connection of the blue component plug PIN 8 to the temperature selection wheel, right. Also check that there is at least aprox. 5 volt on the selector wheel. If you can'tfind any fault,the component must be replaced .
4
Heater sensor, right
Please check the connection of the blue component plug
PIN 22 to the heater sensor, right. Please measure the unplugged temperature sensor which should have at least approx. 5 volt voltage.
Replace if necessary the heater sensor.
7
Vaporizer sensor
Please check the connection of the blue component plug PIN 9 to the vaporizer sensor. Please measure the unplugged temperaturesensor which should have at least approx. 5 volt voltage. If the connection is operating, the component must be replaced.
10
Outside sensor
Please check the connection of the blue component plug PIN 7 to the outside sensor. Please measure the unplugged temperature sensor which should have at least approx. 5 volt voltage. If the connection is operating, the component must be replaced.
13
Inside sensor
Please check the connection of the black component plug PIN 3 to the inside sensor. The voltage on the cable of the unplugged sensor must be approx. 5 volt. If the connection is operating, the component must be replaced.
16
Inside sensor blower
Please check the connection of the blue component plug PIN 6 to theinside sensor. If the connection is operative, the component mustbe replaced.
25
Temperature selection wheel, left
Please check the connection of the black component plug PIN 5 to the temperature selection wheel, left. The voltage on the selection wheelshould be approx. 5 volt. If the connection is operative, the component
must be replaced.
28
Heater sensor, left
Please check the connection of the blue component plug PIN 18 to the
heater sensor. Please measure the unplugged temperature sensor which should have at least a voltage of approx. 5 volt. If the connection is operative, the component must be replaced.
31
Air quantity selector wheel
Please check the connection of the blue component plug PIN 5 to theair quantity selection wheel. There should be a voltage of approx. 5 volton the selector wheels. If the connection is operative, the component must be replaced.
34
Layering selector wheel
Please check the connection of the blue component plug PIN 17 to the layering selector wheel. There should be a voltage of approx. 5 volt onthe selector wheels. If the connection is operative, the component must
be replaced.
38
Additional water pump relay
Please check the connection of the white component plug PIN 22 to the
additional water pump relays. If the connection is operative, the
component must be replaced.
40
Water valve, left
Please check the connection of the white component plug PIN 21 to thewater valve. If the connection is operative, the water valve must be replaced.
44
Climate relay / additional blower relay
Please check the connection of the white component plug PIN 8 to the climate relays. If the connection is operative, the climaterelay / additional blower relay must be replaced.
46
Water valve, right
Please check the connection of the white component plug PIN 23 to thewater valve. If the connection is operative, the water valve must be replaced.
47
Decoupling relay Air conditioning
Please check the connection of the white component plug PIN 6 to the motronic-relay. If the connection is operative, the relay must be replaced. NOTE: Please check the additional blower relay.
48
Rear window heater relay
Please check the connection of the white component plug 4 PIN 7 to the rear window heater relay. If the connection is operative, the relaymust be replaced.
52
Air flow flap motor
Please check the connection of the green component plug PIN 6, 7,8 and 9 to the air flow flap motor. Also check for a voltage of 12 volt on the motor. If the voltage and the connection are operative, the fresh air flap motor must bereplaced.
55
Air flow flap motor
Please check the connection of the white component plug PIN 14, 15,16 and 17 to the air flow flap motor. Please check as well the voltage on the motor ( approx. 12 volt ). If the voltage and the connection
are operative, the air flow flap motor must be replaced.
58
Ventilation flap motor, left
Please check the connection of the green component plug PIN 21, 22,23 and 24 to the ventilation motor,left. Please check as well the voltage on the motor ( approx. 12 volt ). If the voltage and the connection
are operative, the ventilation flap motor must be replaced.
61
Layering flap motor, right
Please check the connection of the yellow component plug PIN 18, 19, 20 and 21 to the layering motor, right. Please check that there is a voltage of 12 volt on the motor. If the voltage and the connection
are operative, the layering flap motor must be replaced.
64
Layering flap motor, left
Please check the connection of the green component plug PIN 2, 3, 4 and 5 to the layering flap motor, left. Please also check for