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Home >> Mercedes Benz >> 2013 >> ML550 >> Repair and Diagnosis >> Electrical >> Body Electrical >> Electrical System, Equipment & Instructions - 166 Chassis - 5 Of 6 >> Wiring Diagrams >> Electrical function schematic of parking system >> Electrical function schematic of parking system - PE54.65-P-2054-97NAA

Electrical function schematic of parking system - PE54.65-P-2054-97NAA

Code: Designation: Position:
1 Circuit 15, status ON 20H
10 Parking system distance sensors, actuation 25G
10 Parking system distance sensors, actuation 30G
11 Parking system distance sensors, signal 23H
12 Light-emitting diode, request 17D
12 Light-emitting diode, request 17D
12 Light-emitting diode, request 17D
13 Parking system warning indicator, actuation 23K
13 Parking system warning indicator, actuation 22K
14 Instrument cluster message, request 4L
15 Multifunction steering wheel button group, signal 9J
15 Multifunction steering wheel button group, signal 14K
15 Multifunction steering wheel button group, signal 17K
15 Multifunction steering wheel button group, signal 17H
16 Combination switch, status 9K
16 Combination switch, status 16H
17 Electric power steering, request 17F
18 Electric power steering actuator motor, actuation 21E
19 Electric power steering torque sensor, signal 19D
2 Electric parking brake control unit, status 8G
2 Electric parking brake control unit, status 19H
20 Warning tone, request 4L
21 Steering wheel angle sensor, signal 9K
21 Steering wheel angle sensor, signal 16H
22 Trailer recognition, status 9F
22 Trailer recognition, status 16H
3 Parking system button, status 19A
3 Parking system button, status 11G
3 Parking system button, status 19H
4 Rain/light sensor, status 19B
4 Rain/light sensor, status 11G
4 Rain/light sensor, status 19H
5 Wheel speed, signal 8H
5 Wheel speed, signal 4C
5 Wheel speed, signal 18H
5 Wheel speed, signal 4K
6 Wheel rotation direction, signal 18H
6 Wheel rotation direction, signal 4C
6 Wheel rotation direction, signal 4K
6 Wheel rotation direction, signal 8H
7 Vehicle speed, signal 20J
8 Electrical power steering control unit, status 21G
9 Gear range, status 13D
9 Gear range, status 10F
9 Gear range, status 17H
A1 Instrument cluster 2K
A1h1 Warning buzzer 3J
A1p13 Multifunction display 1J
A44/1 Front parking system warning indicator 24K
A44/3 Rear parking system warning indicator 22K
A91b1 Electric power steering torque sensor 22D
A91m1 Electric power steering actuator motor 22E
B38/2 Rain/light sensor 25B
B8/1 Outer left front parking system distance sensor 27G
B8/10 Outer left rear parking system distance sensor 28G
B8/2 Center left front parking system distance sensor 26G
B8/3 Inner left front parking system distance sensor 25G
B8/4 Inner right front parking system distance sensor 24G
B8/5 Center right front parking system distance sensor 24G
B8/6 Outer right front parking system distance sensor 23G
B8/7 Outer right rear parking system distance sensor 31G
B8/8 Inner right rear parking system distance sensor 30G
B8/9 Inner left rear parking system distance sensor 29G
CAN B Interior CAN 13G
CAN B Interior CAN 8E
CAN C Drive train CAN 12D
CAN E1 Chassis CAN 1 10E
CAN E1 Chassis CAN 1 4H
CAN E1 Chassis CAN 1 5G
CAN E1 Chassis CAN 1 10K
CAN E2 Chassis CAN 2 6K
CAN E2 Chassis CAN 2 19G
CAN E2 Chassis CAN 2 14H
CAN E2 Chassis CAN 2 10L
Code 235 APC 2.0 Active Parking Guidance incl. Parktronic 16F
Code 235 APC 2.0 Active Parking Guidance incl. Parktronic 20E
Code 235 APC 2.0 Active Parking Guidance incl. Parktronic 20D
Code 235 APC 2.0 Active Parking Guidance incl. Parktronic 21G
Code 235 APC 2.0 Active Parking Guidance incl. Parktronic 17J
Code 235 APC 2.0 Active Parking Guidance incl. Parktronic 14J
Code 235 APC 2.0 Active Parking Guidance incl. Parktronic 8J
Code 235 APC 2.0 Active Parking Guidance incl. Parktronic 16G
Code 494 USA version 10A
Code 550 Trailer hitch 5D
L6/1 Left front axle RPM sensor 5C
L6/2 Right front axle RPM sensor 5C
L6/3 Left rear axle RPM sensor 5C
L6/4 Right rear axle RPM sensor 5C
LIN B13 Roof LIN 21C
LIN B15 Battery sensor LIN 22B
LIN E1 Steering LIN 16K
N10 SAM control unit 18A
N128 Electric parking brake control unit 4E
N135 Steering wheel electronics 17K
N28/1 Trailer recognition control unit 6E
N3/10 ME-SFI [ME] control unit 14A
N3/9 CDI control unit 12A
N3/9 CDI control unit 8A
N30/4 Electronic Stability Program control unit 2B
N49 Steering wheel angle sensor 13J
N62 Parking system control unit 21G
N68 Electrical power steering control unit 19E
N72/1 Upper control panel control unit 28A
N72/1s8 Parking system button 30A
N73 Electronic ignition switch control unit 9G
N80 Steering column module control unit 13J
S110 Left multifunction steering wheel button group 19J
S110s4 "Back" and voice control system OFF button 18J
S110s6 OK button 18J
S4 Combination switch 11J
U1018 Valid for gasoline engine 276 13C
U1032 Valid for engine 278 and 157 13C
U2 Valid for all except USA 6C
U2 Valid for all except USA  
U74 Valid for diesel engines 6A
U75 Valid for gasoline engines 13A
U880 Valid for engine 642 7C
U948 Valid for diesel engine 651 7C
U948 Valid for diesel engine 651 7C
U948 Valid for diesel engine 651 10C
U948 Valid for diesel engine 651 10C
Y3/8n4 Fully integrated transmission control unit 12E
Fig 1: Parking System Electrical Function Schematic (1 Of 2)
G10078219Courtesy of MERCEDES-BENZ USA
Fig 2: Parking System Electrical Function Schematic (2 Of 2)
G10078220Courtesy of MERCEDES-BENZ USA