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Home >> Mercedes Benz >> 2017 >> C300 Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Mixture Formation - 205 Chassis - 2 Of 2 >> Wiring Diagrams >> Electrical Function Schematic, Ignition On >> Electrical Function Schematic, Ignition On - PE07.10-P-2700-97FBH

Electrical Function Schematic, Ignition On - PE07.10-P-2700-97FBH

Engine 274.9 in model 205.047/053/054/147/247/253 

Engine 274.9 in model 253.354/954 

Code: Designation: Position:
1 Instrument cluster, request 10J
1 Instrument cluster, request 22F
1 Instrument cluster, request 16K
10 Fuel pump, request ON 9C
11 Fuel pump, actuation 7B
12 Circuit 31, status 12B
12 Circuit 31, status 6D
13 Circuit 30, status 10D
13 Circuit 30, status 16B
14 Circuit 15, status ON 5K
14 Circuit 15, status ON 3G
15 Contactor, status 5K
16 Contactor, request 7K
2 Circuit 15, request ON 17G
3 Circuit 15 relay, actuation 12E
4 Circuit 15, status ON 8H
4 Circuit 15, status ON 10E
4 Circuit 15, status ON 10K
5 Combustion engine circuit 87 relay, actuation 17D
6 Circuit 87, status 10G
6 Circuit 87, status 16E
7 Engine management diagnosis, communication 18K
7 Engine management diagnosis, communication 20K
7 Engine management diagnosis, communication 8G
7 Engine management diagnosis, communication 8J
7 Engine management diagnosis, communication 10K
7 Engine management diagnosis, communication 15K
8 Throttle valve position, signal 7E
9 Throttle valve actuator motor, actuation 21K
A1 Instrument cluster 22C
A100 High-voltage battery module 3J
CAN B Interior CAN 17H
CAN C Engine CAN 9H
CAN C1 Drive train CAN 8D
CAN C1 Drive train CAN 8H
CAN D Diagnostic CAN 19K
CAN HMI User interface CAN 21H
CAN L Hybrid CAN 6K
CAN L Hybrid CAN 3H
Flex E Chassis FlexRay 13K
G1 On-board electrical system battery 12C
K40/8 Engine fuse and relay module 14C
K40/8kG Engine compartment terminal 15 relay 11E
K40/8kN Circuit 87M relay 17B
M16/6m1 Throttle valve actuator motor 5E
M16/6r1 Actual value potentiometer 1 5F
M16/6r2 Actual value potentiometer 2 5F
M3 Fuel pump (FP) 6B
N10/6 Front SAM control unit 17E
N118 Fuel pump control unit 9A
N127 Drivetrain control unit 8J
N129/1 Power electronics control unit 2D
N3/10 ME-SFI [ME] control unit 8E
N73 Electronic ignition switch control unit 17J
N82/2 Battery management system control unit 3K
U1253 Valid for model 253 1D
U1253 Valid for model 253 2J
U390 Valid for model 205 1C
U390 Valid for model 205 2H
W10 Right on-board electrical system battery ground point 12A
W16/5 Left major assembly compartment electronics ground point 5C
X11/4 Diagnostic connector 21K
G12816879Courtesy of MERCEDES-BENZ USA
G12816880Courtesy of MERCEDES-BENZ USA