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Home >> Mercedes Benz >> 2011 >> ML450 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control - 164 Ml Class - 3 Of 3 >> Wiring Diagrams >> Electrical function diagram for automatic air conditioning (AAC) >> Electrical function diagram for automatic air conditioning (AAC) - PE83.40-U-2051-99MAA

Electrical function diagram for automatic air conditioning (AAC) - PE83.40-U-2051-99MAA

Code: Designation: Position:
A1 Instrument cluster 2 F
A32 AC recirculation unit 21 E
A9 AC compressor 17 E
B10/31 Left side outlet temperature sensor 18 H
B10/32 Right side outlet temperature sensor 18 H
B10/33 Left center outlet temperature sensor 18 H
B10/34 Right center outlet temperature sensor 18 H
B10/35 Left footwell temperature sensor 18 J
B10/36 Right footwell temperature sensor 18 J
B10/6 Evaporator temperature sensor 18 G
B10/7 Center rear interior temperature sensor 18 G
B11/12 Dew point sensor 21 E
B12 Refrigerant pressure sensor 18 J
B14 Ambient temperature display temperature sensor 18 K
B31 Emissions sensor 18 K
B32 Sun sensor 18 K
B32/3 Dual sun sensor 18 K
B38/2 Rain/light sensor 7 B
M10/3 Left front power window motor 10 K
M10/4 Right front power window motor 10 L
M10/5 Left rear power window motor 6 K
M10/6 Right rear power window motor 6 L
M12m1 SR motor 7 B
M13 Coolant circulation pump 17 E
M14/5s1 Right front door rotary tumbler microswitch 14 B
M14/6s1 Left front door rotary tumbler microswitch 14 B
M14/8s1 Left rear door rotary tumbler microswitch 14 B
M14/9s1 Right rear door rotary tumbler microswitch 14 C
M16/23 Left center air flap actuator motor 21 H
M16/24 Right center air flap actuator motor 21 H
M16/27 Diverter flap actuator motor 21 H
M2/10 Left footwell flap actuator motor 21 G
M2/11 Right footwell flap actuator motor 21 G
M2/12 Rear shutoff flap actuator motor 21 G
M2/21 Rear air distribution flap actuator motor 21 G
M2/5 Fresh air/recirculated air flaps actuator motor 21 E
M2/6 Left blending air flap actuator 21 E
M2/7 Right blending air flap actuator 21 F
M2/8 Left defroster vent flap actuator motor 21 F
M2/9 Right defroster vent flap actuator motor 21 F
N10 Front SAM control unit 5 H
N10/8 Rear SAM control module 12 C
N22 AAC push-button control module 16 E
N22/7 Comfort AAC push-button control module 16 F
N69/1 Left front door control module 9 H
N69/2 Right front door control module 9 H
N70 Overhead control panel control module 9 C
N73 DI control module 4 C
R1 Heated rear window 13 B
U29 Valid for outside temperature indicator 15 D
U673 Valid for Comfort AAC [K-KLA] 15 D
Fig 1: Automatic Air Conditioning Electrical Function Diagram (1 Of 2)
G10119061Courtesy of MERCEDES-BENZ USA
Fig 2: Automatic Air Conditioning Electrical Function Diagram (2 Of 2)
G10119062Courtesy of MERCEDES-BENZ USA