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Home >> Mercedes Benz >> 2012 >> S550 Base >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Mixture Formation - 221 Chassis - 3 Of 6 >> Wiring Diagrams >> Electrical function schematic for on-board diagnosis >> Electrical function schematic for on-board diagnosis - PE07.10-P-2720-97SAG

Electrical function schematic for on-board diagnosis - PE07.10-P-2720-97SAG

Code: Designation: Position:
1 Engine control diagnosis, communication 7G
1 Engine control diagnosis, communication 7C
1 Engine control diagnosis, communication 7A
1 Engine control diagnosis, communication 9A
2 Engine diagnosis indicator lamp, actuation 7D
2 Engine diagnosis indicator lamp, actuation 10J
3 Radiator sensor for engine diagnosis, request 2H
4 Radiator sensor for engine diagnosis, status 4H
A1 Instrument cluster 11H
A1e58 Engine diagnosis indicator lamp 10F
B11/15 Radiator sensor for engine diagnosis 2G
CAN D Diagnostic CAN 8B
CAN E Chassis CAN 6E
CAN F Central CAN 9H
Code 917   1F
LIN C1 Drive train LIN 3H
N3/10 ME-SFI [ME] control unit 7H
N93 Central gateway control unit 5A
U1 Valid for {{USA}} 1E
U1018 Valid for gasoline engine 276 5H
U1018 Valid for gasoline engine 276 1F
U1019 Valid for engine 278 5H
U1021 Not valid for gasoline engine with stratified operation 1F
U1028   5H
X11/4 Data link connector 11A
Fig 1: On-Board Diagnosis Electrical Function Schematic
G10126492Courtesy of MERCEDES-BENZ USA