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Home >> Mercedes Benz >> 2016 >> C300 Base >> Repair and Diagnosis >> Electrical >> Body Electrical >> Electrical System, Equipment & Instruments - 205 Chassis (4D Sedan) - 4 Of 4 >> Wiring Diagrams >> Wiring diagram of engine sound control unit >> Wiring diagram of engine sound control unit - PE54.21-P-2148-97FBA

Wiring diagram of engine sound control unit - PE54.21-P-2148-97FBA

Code: Designation: Position:
A0 Use of wiring diagrams 32L
A26/17 Head unit 11L
CAN C1 Drive train CAN 7K
Code 810 Sound system 14D
H4/72 Left front door midrange speaker 21L
H4/73 Right front door midrange speaker 22L
H4/80 Left rear door/side paneling midrange speaker 24L
H4/81 Right rear door/side paneling midrange speaker 26L
K40/5 Rear fuse and relay module 3L
K40/5f424 Fuse 424 2L
N40/1 Engine sound control unit 4A
N40/1 Engine sound control unit 12A
N40/1 Engine sound control unit 20A
N40/3 Sound system amplifier control unit 17L
U12 Valid for left-hand drive vehicles 2C
U13 Valid for right-hand drive vehicles 2C
U500 Not valid for sound system 19D
W15/17 Additional battery ground point 3F
W16/4 Right major assembly compartment ground point 3E
X18 Cockpit wiring harness and frame floor assembly electrical connector 9E
X30/21 Drive train CAN (CAN C1) potential distributor electrical connector 7L
X35/1 Left front door electrical connector 20H
X35/2 Right front door electrical connector 22H
X35/3 Left rear door electrical connector 24H
X35/3 Left rear door electrical connector 25H
Z35/10z1 MOST wake-up signal connector sleeve 9G
Fig 1: Engine Sound Control Unit Wiring Diagram (1 Of 2)
G10134088Courtesy of MERCEDES-BENZ USA
Fig 2: Engine Sound Control Unit Wiring Diagram (2 Of 2)
G10134089Courtesy of MERCEDES-BENZ USA