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Home >> Mercedes Benz >> 2012 >> C350 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instructions -- 204 C Class - 6 Of 6 >> Wiring Diagrams >> Electrical function schematic for Active Lane Keeping Assist >> Electrical function schematic for Active Lane Keeping Assist - PE54.71-P-2053-97FAA

Electrical function schematic for Active Lane Keeping Assist - PE54.71-P-2053-97FAA

Code: Designation: Position:
1 Circuit 15, status 9H
1 Circuit 15, status 13F
10 Speed, turn rate and lateral acceleration, signal 13D
10 Speed, turn rate and lateral acceleration, signal 3G
10 Speed, turn rate and lateral acceleration, signal 6H
11 Service brake, status 6G
11 Service brake, status 13D
12 Steering angle, signal 16J
12 Steering angle, signal 15F
12 Steering angle, signal 8K
13 Audio operation, status 16D
13 Audio operation, status 24G
14 Steering column adjustment switch, status 14K
14 Steering column adjustment switch, status 15G
15 CRUISE CONTROL lever, signal 14F
15 CRUISE CONTROL lever, signal 14H
16 Multifunction steering wheel button group, signal 11J
16 Multifunction steering wheel button group, signal 14G
16 Multifunction steering wheel button group, signal 15F
17 Driver-side switch group, status 17D
17 Driver-side switch group, status 30C
17 Driver-side switch group, status 25E
18 Dome lamp switch, status 23D
18 Dome lamp switch, status 22D
18 Dome lamp switch, status 17D
19 Reading lamp switch, status 24D
19 Reading lamp switch, status 22D
19 Reading lamp switch, status  
2 Wheel speed, signal 6H
2 Wheel speed, signal 7B
2 Wheel speed, signal 6H
20 Steering wheel vibration motor, request 12J
20 Steering wheel vibration motor, request 15H
21 Lane data, signal 8H
22 Wheel-specific service brake braking torque, request 4F
23 Wheel-specific service brake braking torque, actuation 2J
24 Active Lane Keeping Assist fault message, request 10B
24 Active Lane Keeping Assist fault message, request 13E
25 Steering wheel vibration motor, actuation 12H
26 Active Lane Keeping Assist, status 11B
3 Vehicle speed, signal 15C
4 Camera image, signal 7H
5 Active Lane Keeping Assist, status 15C
6 Active Lane Keeping Assist warning, request 10B
6 Active Lane Keeping Assist warning, request 13E
7 Combination switch, status 14J
7 Combination switch, status 16F
7 Combination switch, status 8K
8 Accelerator pedal sensor, signal 16E
8 Accelerator pedal sensor, signal 21G
8 Accelerator pedal sensor, signal 7K
9 Brake light switch, signal 3D
A1 Instrument cluster 9B
A1p13 Multifunction display 9A
A2 Radio 26J
A40/11 Multifunction camera 15D
A40/3 COMAND control unit 28J
A7/3 Traction system hydraulic unit 1J
B24/15 Yaw rate, lateral and longitudinal acceleration sensor 3H
B37 Accelerator pedal sensor 21E
CAN B Interior CAN 27E
CAN B Interior CAN 24D
CAN B Interior CAN 26G
CAN E Chassis CAN 20E
CAN E Chassis CAN 7D
CAN E Chassis CAN 8G
CAN E Chassis CAN 18F
CAN E Chassis CAN 6G
CAN E Chassis CAN 15G
CAN E Chassis CAN 12B
CAN E Chassis CAN 12L
CAN E Chassis CAN 9H
CAN E Chassis CAN 5B
CAN E Chassis CAN 11F
CAN E Chassis CAN 12L
CAN H Vehicle dynamics CAN 5G
CAN H Vehicle dynamics CAN 3G
Code 275 Memory function (driver seat, steering column, outside mirror) 11K
Code 414 Electric glass tilting/sliding roof 22A
Code 510 Audio 20 with CD changer 25H
Code 512 COMAND APS with DVD changer 28H
Code 523 Audio 20 radio 25H
Code 527 COMAND APS 28H
Code 528 COMAND with DVD changer 28J
L6/1 Left front axle rpm sensor 1D
L6/2 Right front axle rpm sensor 1D
L6/3 Left rear axle rpm sensor 1D
L6/4 Right rear axle rpm sensor 1D
LIN B5 Left door LIN 30C
LIN E1 Steering LIN 13J
LVDS Low voltage differential signal 7F
M99 Steering wheel vibration motor 12H
N10/1 Front SAM control unit with fuse and relay module 24D
N135 Steering wheel electronics 12J
N3/10 ME-SFI [ME] control unit 22H
N3/9 CDI control unit 19H
N30/4 Electronic Stability Program control unit 3D
N49 Steering angle sensor 17J
N62/2 Video and radar sensor system control unit 7H
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 18B
N70/3s6 Left front reading lamp switch 18B
N70/3s7 Right front reading lamp switch 18B
N70s4 Front dome lamp switch 22B
N70s6 Left front reading lamp switch 22B
N70s7 Right front reading lamp switch 22B
N73 Electronic ignition switch control unit 9F
N80 Steering column module control unit 15H
S110 Left multifunction steering wheel button group 11G
S111 Right multifunction steering wheel button group 12G
S20 Driver-side power window and outside mirror adjustment switch group 28A
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
U74 Valid for diesel engines 18H
U75 Valid for gasoline engines 20H
Fig 1: Active Lane Keeping Assist - Electrical Function Schematic Diagram (1 Of 2)
G10080610Courtesy of MERCEDES-BENZ USA
Fig 2: Active Lane Keeping Assist - Electrical Function Schematic Diagram (2 Of 2)
G10080611Courtesy of MERCEDES-BENZ USA