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Home >> Mercedes Benz >> 2012 >> C250 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 204 C Class - 8 Of 9 >> Wiring Diagrams >> Electrical Function Diagram For Mobile Phone SMS >> Electrical Function Diagram For Mobile Phone SMS - PE82.70-U-2055-99FAB

Electrical Function Diagram For Mobile Phone SMS - PE82.70-U-2055-99FAB

Code: Designation: Position:
1 Circuit 15, status 7 E
2 Audio/COMAND controller, request 4 E
3 Telephone, signal 13 A
4 Bluetooth, signal 7 C
4 Bluetooth, signal 10 B
5 Audio/COMAND display, message 6 C
6 Sound system amplifier, actuation 6 H
7 Voice output, signal 4 H
A2/91 Bluetooth antenna 8 B
A28/11 Multifunction antenna 14 C
A34/15 Mobile phone holder 11 B
A40/3 COMAND control unit 5 E
A40/8 Audio/COMAND display 5 A
A40/9 Audio/COMAND control panel 2 A
A8/1 Transmitter key 11 F
CAN A Telematics CAN 2 D
CAN B Interior CAN 8 E
H4/1h1 Left front door tweeter 3 H
H4/1h2 Left front door bass speaker 3 J
H4/27 Center instrument panel speaker 3 K
H4/29 Bass speaker 3 K
H4/2h1 Right front door tweeter 3 J
H4/2h2 Right front door bass speaker 3 J
H4/3 Left rear door speaker 3 J
H4/4 Right rear door speaker 3 K
H4/54 Left rear surround speaker 3 K
H4/57 Right rear surround speaker 3 L
MOST Media Oriented System Transport 5 H
N40/3 Sound system amplifier control unit 5 J
N73 Electronic ignition switch control unit 10 D
Fig 1: Mobile Phone SMS Electrical Function Diagram
G10106597Courtesy of MERCEDES-BENZ USA