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Home >> Mercedes Benz >> 2021 >> A220 Base >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control System - 177 Chassis (2 Of 2) >> Wiring Diagrams >> Function Schematic For Actuating Refrigerant Compressor >> (Function Schematic For Actuating Refrigerant Compressor - PE83.55-P-2501-97J)

(Function Schematic For Actuating Refrigerant Compressor - PE83.55-P-2501-97J)

Model 464 

Code: Designation: Position:
1 Air conditioning, status 25E
1 Air conditioning, status 28A
1 Air conditioning, status 15A
10 Evaporator temperature sensor, signal 28K
11 Air conditioning, status 37A
11 Air conditioning, status 44A
12 Refrigerant compressor, actuation 37E
13 Refrigerant compressor torque, signal 37H
13 Refrigerant compressor torque, signal 43H
13 Refrigerant compressor torque, signal 49G
13 Refrigerant compressor torque, signal 55G
13 Refrigerant compressor torque, signal 55J
14 Refrigerant circuit, status 37H
14 Refrigerant circuit, status 43H
14 Refrigerant circuit, status 49G
14 Refrigerant circuit, status 56G
14 Refrigerant circuit, status 56J
2 Engine speed, signal 25E
2 Engine speed, signal 7C
2 Engine speed, signal 13C
2 Engine speed, signal 13D
2 Engine speed, signal 20C
3 Coolant temperature sensor, signal 26E
3 Coolant temperature sensor, signal 7C
3 Coolant temperature sensor, signal 13C
3 Coolant temperature sensor, signal 13D
3 Coolant temperature sensor, signal 21C
4 Engine running, signal 7C
4 Engine running, signal 26E
4 Engine running, signal 14C
4 Engine running, signal 14D
4 Engine running, signal 21C
5 Vehicle speed, signal 21F
5 Vehicle speed, signal 27E
6 Circuit 15, status 27E
7 Refrigerant pressure sensor, signal 30E
8 Outside temperature, signal 31E
9 Crash, signal 28H
9 Crash, signal 28E
9 Crash, signal 21H
A9 Refrigerant compressor 40E
B10/6 Front evaporator temperature sensor 1L
B14 Outside temperature sensor 32A
B18/7 Refrigerant pressure sensor 30A
CAN B CAN for vehicle interior 23B
CAN B CAN for vehicle interior 26E
CAN B CAN for vehicle interior 35H
CAN C CAN for engine 48H
CAN C CAN for engine 52J
CAN C CAN for engine 55H
CAN C1 CAN 1 for drive 6C
CAN C1 CAN 1 for drive 10E
CAN C1 CAN 1 for drive 13C
CAN HMI CAN for user interface 13H
Code JP2 Emergency jumper switch 5C
Code JP2 Emergency jumper switch 47G
Code JP2 Emergency jumper switch 5D
Code JP2 Emergency jumper switch 47J
Flex E Chassis FlexRay 20D
Flex E Chassis FlexRay 42H
Flex E Chassis FlexRay 13F
N10/8 Signal acquisition and actuation module control unit 30G
N127 Drivetrain control unit 16D
N127 Drivetrain control unit 44J
N188 Emergency override system control unit 8D
N188 Emergency override system control unit 50H
N2/5 Supplemental restraint system control unit 1H
N3/9 Engine management control unit 1D
N3/9 Engine management control unit 58J
N30/4 Electronic Stability Program control unit 1G
N73/3 Electronic ignition switch control unit 23F
N73/3 Electronic ignition switch control unit 38J
N93/12 User interface control unit 16B
N93/12 User interface control unit 38B
S64 Air conditioning ON/OFF switch 1B
S64 Air conditioning ON/OFF switch 45B
G15074847Courtesy of MERCEDES-BENZ USA
G15074848Courtesy of MERCEDES-BENZ USA
G15074849Courtesy of MERCEDES-BENZ USA
G15074850Courtesy of MERCEDES-BENZ USA