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Home >> Mercedes Benz >> 2021 >> C300 Base, 2D Convertible >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control - 205 Chassis 2 Of 2 >> Wiring Diagrams >> Wiring Diagram Of Automatic Air Conditioning >> Wiring Diagram Of Automatic AIR CONDITIONING (AAC) Control Unit - PE83.40-P-2101-97FBB

Wiring Diagram Of Automatic AIR CONDITIONING (AAC) Control Unit - PE83.40-P-2101-97FBB

Model 205 

up to model year 2019 

Control Unit N22/1 

Specification 2 

Model 253 (except 253.99) 

up to model year 2020 

Control Unit N22/1 

Specification 2 

Code: Designation: Position:
AO Use of wiring diagrams 96L
A32 AC housing 36L
A32m1 Blower motor 35L
A32n1 Blower regulator 36L
A6 Stationary heater unit 6L
A9/5 Electric refrigerant compressor 10L
B10/35 Left footwell air outlet temperature sensor 88L
B10/36 Right footwell air outlet temperature sensor 84L
B10/6 Evaporator temperature sensor 86L
B10/8 Rear center air vent air outlet temperature sensor 91L
B31 Air quality sensor 15L
Code 228 Stationary heater 5F
Code 401 Seat climate control for driver and front passenger 71F
Code 463 Head-Up Display 71F
Code 580 Air conditioning 60D
Code 581 THERM0TR0NIC Automatic Air Conditioning 13H
Code 581 THERM0TR0NIC Automatic Air Conditioning 3F
Code 581 THERM0TR0NIC Automatic Air Conditioning 42D
Code 581 THERM0TR0NIC Automatic Air Conditioning 89D
Code 581 THERM0TR0NIC Automatic Air Conditioning 81F
Code 824 Additional parts for countries with cold temp. 71G
Code 873 Seat heater for driver and front passenger 71G
Code L Left-Hand Drive 32H
Code M274 Spark-Ignition EngineM274 71F
Code M626 Diesel Engine 0M626 71H
Code M642 Diesel Engine 0M642 71G
Code M651 Diesel Engine 0M651 71H
Code ME04 Hybrid Drive 20 kW Variant 8F
Code ME06 Hybrid Drive 50 kW Variant (Including Plug-In) 8F
Code P21 AIR-BALANCE package 29H
Code P21 AIR-BALANCE package IF
Code R Right-Hand Drive 32H
F32/4 Vehicle interior pre-fuse box 40L
F32/4 Vehicle interior pre-fuse box 78L
F32/4f3 Fuse 3 38K
F32/4f5 Fuse 5 76K
M13/5 Coolant circulation pump 18L
Ml 6/11 Left A-pillar air distribution actuator motor 24L
Ml 6/12 Right A-pillar air distribution actuator motor 28L
M2/10 Rear blend air flap actuator motor 54L
M2/11 Left footwell vent/center air vent/side air vent and rear vent flap actuator motor 56L
M2/12 Right footwell vent/center air vent and side air vent flap actuator motor 58L
M2/13 Fresh air/ram air/air recirculation flap actuator motor 45L
M2/13 Fresh air/ram air/air recirculation flap actuator motor 62L
M2/14 Defroster/footwell/center air vent flap actuator motor 65L
M2/15 Defroster vent flap actuator motor 48L
M2/8 Left blending air flap actuator 50L
M2/8 Left blending air flap actuator 67L
M2/9 Right blending air flap actuator 52L
M2/9 Right blending air flap actuator 69L
N18/9 Driver side air vent ionizer 31L
N22/1 Climate control control unit 12A
N22/1 Climate control control unit 20A
N22/1 Climate control control unit 28A
N22/1 Climate control control unit 36A
N22/1 Climate control control unit 44A
N22/1 Climate control control unit 52A
N22/1 Climate control control unit 60A
N22/1 Climate control control unit 68A
N22/1 Climate control control unit 76A
N22/1 Climate control control unit 84A
N22/1 Climate control control unit 91A
N29/8 Booster blower electronic blower regulator 4L
N59 Perfume atomizer generator 2L
R22/3 PTC heater booster 74L
S24/1 Central air distribution position detection microswitch 82L
W15/9 Ground point/PTC heater booster 72H
W2 Right front ground point (at lamp unit) 21L
W34 Left footwell ground point 33L
W34/3 Right footwell ground point 33L
X138/7 Rear center air vent air outlet temperature sensor electrical connector 90H
X138/7 Rear center air vent air outlet temperature sensor electrical connector 90F
X18/28 Left cockpit/Engine compartment electrical connector 10G
Z6/118z1 Right front ground line connector sleeve (in wiring harness) 20G
Z68/22z1 Connector sleeve, 12V climate control LIN 1 46G
Z68/22z1 Connector sleeve, 12V climate control LIN 1 24E
Z68/22z1 Connector sleeve, 12V climate control LIN 1 63G
Z68/23z1 Connector sleeve, 12V climate control LIN 2 15E
Z68/24z1 Connector sleeve, data line for climate control LIN 2 10E
Z68/24z1 Connector sleeve, data line for climate control LIN 2 36E
Z68/26z1 Climate control LIN 1 connector sleeve 16E
Z68/29z1 Connector sleeve, ground line for climate control LIN 1 and climate control LIN 2 25G
Z68/29z1 Connector sleeve, ground line for climate control LIN 1 and climate control LIN 2 45G
Z68/29z1 Connector sleeve, ground line for climate control LIN 1 and climate control LIN 2 11E
Z68/29z1 Connector sleeve, ground line for climate control LIN 1 and climate control LIN 2 62G
Z68/4 Climate control ground connection connector sleeve 85E
G14188883Courtesy of MERCEDES-BENZ USA
G14188884Courtesy of MERCEDES-BENZ USA
G14188885Courtesy of MERCEDES-BENZ USA
G14188886Courtesy of MERCEDES-BENZ USA
G14188887Courtesy of MERCEDES-BENZ USA
G14188888Courtesy of MERCEDES-BENZ USA