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Home >> Mercedes Benz >> 2012 >> C250 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instructions -- 204 C Class - 6 Of 6 >> Wiring Diagrams >> Electrical function schematic for Lane Keeping Assist >> Electrical function schematic for Lane Keeping Assist - PE54.71-P-2057-97FAA

Electrical function schematic for Lane Keeping Assist - PE54.71-P-2057-97FAA

Code: Designation: Position:
1 Circuit 15, status 13E
10 Audio operation, status 16D
10 Audio operation, status 24G
11 Steering column adjustment switch, status 14K
11 Steering column adjustment switch, status 15G
12 CRUISE CONTROL lever, signal 14G
12 CRUISE CONTROL lever, signal 14H
13 Multifunction steering wheel button group, signal 11J
13 Multifunction steering wheel button group, signal 14G
13 Multifunction steering wheel button group, signal 15G
14 Driver-side switch group, status 17D
14 Driver-side switch group, status 25E
14 Driver-side switch group, status 30C
15 Dome lamp switch, status 23D
15 Dome lamp switch, status 22D
15 Dome lamp switch, status 17D
16 Reading lamp switch, status 24D
16 Reading lamp switch, status 22D
16 Reading lamp switch, status 18D
17 Steering wheel vibration motor, request 15H
17 Steering wheel vibration motor, request 12G
18 Automatic lane detection, status 11B
19 Warning message issue, request 11B
2 Wheel speed, signal 8B
2 Wheel speed, signal 3G
20 Steering wheel vibration motor, actuation 10J
3 Vehicle speed, signal 15D
4 Combination switch, status 14K
4 Combination switch, status 16G
5 Accelerator pedal sensor, signal 16E
5 Accelerator pedal sensor, signal 21H
6 Brake light switch, status 3C
7 Service brake, status 13D
8 Yaw rate, lateral and longitudinal acceleration sensor, signal 5E
8 Yaw rate, lateral and longitudinal acceleration sensor, signal 13D
9 Steering angle sensor, signal 16J
9 Steering angle sensor, signal 15G
A1 Instrument cluster 9B
A1p13 Multifunction display 10B
A2 Radio 24J
A40/11 Multifunction camera 15D
A40/3 COMAND control unit 27J
B24/15 Yaw rate, lateral and longitudinal acceleration sensor 6H
B37 Accelerator pedal sensor 21F
CAN B Interior CAN 27E
CAN B Interior CAN 24D
CAN B Interior CAN 25G
CAN E Chassis CAN 20E
CAN E Chassis CAN 6E
CAN E Chassis CAN 18F
CAN E Chassis CAN 15G
CAN E Chassis CAN 12C
CAN E Chassis CAN 6C
CAN E Chassis CAN 12F
CAN E Chassis CAN 12E
CAN H Vehicle dynamics CAN 6G
Code 275 Memory function (driver seat, steering column, outside mirror) 11K
Code 414 Electric glass tilting/sliding roof 22A
Code 440 Cruise control 12G
Code 510 Audio 20 with CD changer 23H
Code 512 COMAND APS with DVD changer 26H
Code 523 Audio 20 radio 23J
Code 527 COMAND APS 26J
Code 528 COMAND with DVD changer 26J
L6/1 Left front axle rpm sensor 4K
L6/2 Right front axle rpm sensor 4K
L6/3 Left rear axle rpm sensor 4K
L6/4 Right rear axle rpm sensor 4L
LIN B5 Left door LIN 29B
LIN E1 Steering LIN 13J
M99 Steering wheel vibration motor 9K
N10/1 Front SAM control unit with fuse and relay module 24E
N135 Steering wheel electronics 11J
N3/10 ME-SFI [ME] control unit 22J
N3/9 CDI control unit 19J
N30/4 Electronic Stability Program control unit 3D
N49 Steering angle sensor 17K
N69/1 Left front door control unit 30D
N70 Overhead control panel control unit 24A
N70/3 Overhead control panel electronics 20A
N70/3s4 Front dome lamp switch 19B
N70/3s6 Left front reading lamp switch 19B
N70/3s7 Right front reading lamp switch 19C
N70s4 Front dome lamp switch 22B
N70s6 Left front reading lamp switch 22B
N70s7 Right front reading lamp switch 22C
N73 Electronic ignition switch control unit 10E
N80 Steering column module control unit 15H
S110 Left multifunction steering wheel button group 8H
S111 Right multifunction steering wheel button group 10H
S20 Driver-side power window and outside mirror adjustment switch group 27A
S4 Combination switch 13J
S40/4 Cruise control lever 14H
S59 Steering column adjustment switch 12K
S9/1 Stop lamp switch 3A
U111 Valid for overhead control panel without CAN 18A
U165 Valid for AMG 5H
U74 Valid for diesel engines 18J
U75 Valid for gasoline engines 20J
Fig 1: Lane Keeping Assist - Electrical Function Schematic Diagram (1 Of 2)
G10080614Courtesy of MERCEDES-BENZ USA
Fig 2: Lane Keeping Assist - Electrical Function Schematic Diagram (2 Of 2)
G10080615Courtesy of MERCEDES-BENZ USA