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Home >> Mercedes Benz >> 2007 >> S550 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical -- OEM Wiring Diagrams -- S-Class (221) >> Wiring Diagrams >> Electrical function schematic, blind spot assistant - PE54.71-P-2051-97SAC

Electrical function schematic, blind spot assistant - PE54.71-P-2051-97SAC

Code  : Designation  : Position  :
1 Blind spot assist, status 13E
10 Switch on/off, signal 8H
10 Switch on/off, signal  
11 Far range radar sensor, signal 10E
12 Close range radar sensors, signal  
13 Circuit 15, status 11H
14 Combination switch, status 10B
14 Combination switch, status 12E
15 Instrument cluster, message 17D
16 Steering angle sensor, signal 13B
16 Steering angle sensor, signal 12E
17 Blind Spot Assist readiness and warning indicator, request  
17 Blind Spot Assist readiness and warning indicator, request  
18 Blind Spot Assist readiness and warning indicator, actuation 31H
19 Active brake intervention, request 4F
2 Circuit 61, status 13G
20 Yaw rate, lateral and longitudinal acceleration sensor, signal 8F
20 Yaw rate, lateral and longitudinal acceleration sensor, signal 3E
3 ESP, status 10F
4 Standstill coordinator, status 10F
5 Wheel speed, signal 3H
5 Wheel speed, signal 9F
6 Wheel rotation direction, signal 9F
6 Wheel rotation direction, signal 3H
7 Engine speed, signal 14G
8 GPS, signal 25B
9 Navigation data, signal 21E
9 Navigation data, signal  
A1 Instrument cluster 17B
A2/49a2 GPS antenna 28C
A40/3 COMAND control unit 23B
A86/1 b2 Left inner radar sensor, front bumper 8H
A86/1 b3 Right inner radar sensor, front bumper 8H
A86/2b1 Right outer radar sensor, rear bumper 8J
A86/2b4 Left outer radar sensor, rear bumper 8J
A89 DTR control unit 7A
B24/15 Yaw rate, lateral and longitudinal acceleration sensor 3B
CAN B Interior CAN 22F
CAN E Chassis CAN 15F
CAN E Chassis CAN 12D
CAN E Chassis CAN 7F
CAN E Chassis CAN 15E
CAN E Chassis CAN 15G
CAN E Chassis CAN 12H
CAN F Central CAN 22F
CAN H Vehicle dynamics CAN 3D
CAN H Vehicle dynamics CAN 7D
CANS Sensor CAN 9G
Code 527 COMAND APS (with navigation) 22A
Code 530 COMAND APS USA (with navigation) 22B
L6/1 Left front RPM sensor 2K
L6/2 Right front RPM sensor 2K
L6/3 Left rear RPM sensor 2K
L6/4 right rear RPM sensor 2K
M21/1e2 Left Blind Spot Assist readiness and warning indicator 30J
M21/2e2 Right Blind Spot Assist readiness and warning indicator  
N3/10 ME-SFI [ME] control unit 23J
N3/10 ME-SFI [ME] control unit 20J
N3/9 CDI control unit 17J
N47-5 ESP control unit 3F
N49 Steering angle sensor 13B
N62/2 Video and radar sensor system control unit 12F
N69/1 Left front door control unit 26E
N69/2 Right front door control unit  
N73 EIS [EZS] control unit 12J
N80 Steering column module 12A
N93 Central gateway control unit 20E
S4 Combination switch 9B
U74 Valid for diesel engines 16J
U75 Valid for gasoline engines 19J
Fig 1: Blind Spot Assistant Function Diagram (1 Of 2)
G07594405Courtesy of MERCEDES-BENZ USA
Fig 2: Blind Spot Assistant Function Diagram (2 Of 2)
G07594406Courtesy of MERCEDES-BENZ USA