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Home >> Mercedes Benz >> 2007 >> R320 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control - 251 Chassis - 2 Of 2 >> Wiring Diagrams >> Wiring diagram for Thermotronic Automatic air conditioning (AAC [KLA]) >> Wiring diagram for Thermotronic Automatic air conditioning (AAC [KLA]) - PE83.40-U-2105-99RAA

Wiring diagram for Thermotronic Automatic air conditioning (AAC [KLA]) - PE83.40-U-2105-99RAA

Code: Designation: Position:
A32 AC air recirculation unit 36 L
A32m1 Blower motor 35 L
A32n1 Blower regulator 36 L
A9 Refrigerant compressor 15 L
A9 Refrigerant compressor 17 L
A9 Refrigerant compressor 21 L
A9 Refrigerant compressor 25 L
A9x1 Refrigerant compressor connector 14 K
A9x1 Refrigerant compressor connector 21 K
B10/31 Left side outlet temperature sensor 66 L
B10/32 Right side outlet temperature sensor 65 L
B10/33 Left center outlet temperature sensor 70 L
B10/34 Right center outlet temperature sensor 69 L
B10/35 Left footwell temperature sensor 67 L
B10/36 Right footwell temperature sensor 29 L
B10/6 Evaporator temperature sensor 30 L
B10/7 Center rear interior temperature sensor 64 L
B11/12 Dew point sensor 38 L
B12 Refrigerant pressure sensor 11 L
B14 Outside temperature display temperature sensor 79 A
B14x1 Outside temperature indicator temperature sensor connector 79 C
B31 Emissions sensor 28 L
B32/3 Dual sun sensor 75 L
F3 Cockpit fuse box 2 L
F33 Battery compartment prefuse box 33 L
F33 Battery compartment prefuse box 55 L
F33f78 Fuse 78 55 K
F33f91 Fuse 91 31 L
F3f10 Fuse 10 3 L
F3f12 Fuse 12 1 L
M13 Coolant circulation pump 9 L
M16/23 Left center air flap actuator motor 57 L
M16/24 Right center air flap actuator motor 61 L
M16/27 Diverter flap actuator motor 39 L
M2/1 Booster blower motor 7 L
M2/10 Left footwell flap actuator motor 46 L
M2/11 Right footwell flap actuator motor 51 L
M2/12 Rear shutoff flap actuator motor 48 L
M2/21 Rear air distribution flap actuator motor 63 L
M2/5 Fresh air/air recirculation flaps actuator motor 40 L
M2/6 Left blending air flap actuator 45 L
M2/7 Right blending air flap actuator 42 L
M2/8 Left defroster vent flap actuator motor 43 L
M2/9 Right defroster vent flap actuator motor 50 L
N22/7 Comfort AAC [KLA] control and operating unit 2 A
N22/7 Comfort AAC [KLA] control and operating unit 10 A
N22/7 Comfort AAC [KLA] control and operating unit 20 A
N22/7 Comfort AAC [KLA] control and operating unit 28 A
N22/7 Comfort AAC [KLA] control and operating unit 36 A
N22/7 Comfort AAC [KLA] control and operating unit 44 A
N22/7 Comfort AAC [KLA] control and operating unit 52 A
N22/7 Comfort AAC [KLA] control and operating unit 60 A
N22/7 Comfort AAC [KLA] control and operating unit 68 A
N22/7 Comfort AAC [KLA] control and operating unit 77 A
N29/2 Booster blower electronic blower controller 5 L
N29/2x1 Rear air conditioning electronic blower regulator connector 7 J
R22/3 PTC heater booster 53 L
U1010 Valid for engine 642.870 BLUETEC 22 H
U1011 Valid for engine 642.872 18 H
U1018 Valid for gasoline engine 276 18 H
U127 Valid for engine 272, engine 273 KE 22 J
U151 Valid for engine 113 10 E
U151 Valid for engine 113 13 F
U151 Valid for engine 113 18 H
U151 Valid for engine 113 76 F
U152 Valid for engine 156 22 H
U30 Valid for heater booster 52 E
U475 Valid for M 272 16 F
U67 Not valid for rear air conditioning 64 J
U67 Not valid for rear air conditioning 64 D
U673 Valid for comfort AAC [K-KLA] 75 A
U681 Valid for all except M113 10 F
U681 Valid for all except M113 76 F
U880 Valid for engine 642 16 F
U880 Valid for engine 642 22 H
W2 Ground (right front, at lamp unit) 9 H
W29/2 Ground (right A-pillar) 2 H
W29/2 Ground (right A-pillar) 35 H
W52/7 Ground (PTC heater booster) 54 H
X122/1 Center air outlet connector 56 H
X122/1 Center air outlet connector 68 H
X122/2 Booster blower connector (air conditioning) 4 E
X122/2 Booster blower connector (air conditioning) 62 H
X122/4 Cockpit AC connector 45 E
X18 Interior/cockpit connector 8 E
X18 Interior/cockpit connector 21 D
X18 Interior/cockpit connector 27 E
X18 Interior/cockpit connector 31 H
X18 Interior/cockpit connector 77 E
X18/7 Interior/engine connector 22 K
X18/7 Interior/engine connector 22 K
X25/2 Engine compartment/interior compartment connector 8 H
X25/2 Engine compartment/interior compartment connector 10 H
X25/2 Engine compartment/interior compartment connector 13 H
X25/2 Engine compartment/interior compartment connector 16 H
X25/2 Engine compartment/interior compartment connector 21 G
X25/2 Engine compartment/interior compartment connector 26 H
X25/2 Engine compartment/interior compartment connector 77 H
X26 Interior and engine wiring harness connector 13 J
X26 Interior and engine wiring harness connector 16 J
X26 Interior and engine wiring harness connector 19 J
X26 Interior and engine wiring harness connector 22 K
X26/31 Engine/engine compartment connector 18 K
X26/32 Left front engine compartment/bumper connector 77 K
X30/4 Right voltage distributor (CAN) connector 72 L
Z50/37 Air conditioner compressor ground connector sleeve 2 E
Z50/37 Air conditioner compressor ground connector sleeve 24 E
Z68/1 Instrument panel circuit 31 climate control LIN connector sleeve 43 E
Z68/1 Instrument panel circuit 31 climate control LIN connector sleeve 58 E
Z68/2 Instrument panel climate control LIN positive line connector sleeve 44 E
Z68/2 Instrument panel climate control LIN positive line connector sleeve 62 E
Z68/5 Center ventilator circuit 31 climate control LIN connector sleeve 59 L
Z68/6 Center ventilator climate control LIN positive line connector sleeve 59 L
Z68/7 Cockpit AC system sensor ground 30 E
Z68/7 Cockpit AC system sensor ground 68 E
Z68/9 Rear air conditioning blower regulator diagnosis connector sleeve 5 H
Fig 1: Thermotronic Automatic Air Conditioning Wiring Diagram (1 Of 5)
G10122888Courtesy of MERCEDES-BENZ USA
Fig 2: Thermotronic Automatic Air Conditioning Wiring Diagram (2 Of 5)
G10122889Courtesy of MERCEDES-BENZ USA
Fig 3: Thermotronic Automatic Air Conditioning Wiring Diagram (3 Of 5)
G10122890Courtesy of MERCEDES-BENZ USA
Fig 4: Thermotronic Automatic Air Conditioning Wiring Diagram (4 Of 5)
G10122891Courtesy of MERCEDES-BENZ USA
Fig 5: Thermotronic Automatic Air Conditioning Wiring Diagram (5 Of 5)
G10122892Courtesy of MERCEDES-BENZ USA