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

Code:	Designation:	Position:
1	Engine control diagnosis, communication	12B
1	Engine control diagnosis, communication	15C
1	Engine control diagnosis, communication	10B
1	Engine control diagnosis, communication	2D
1	Engine control diagnosis, communication	8B
1	Engine control diagnosis, communication	4B
2	Engine diagnosis indicator lamp, actuation	12E
2	Engine diagnosis indicator lamp, actuation	10B
2	Engine diagnosis indicator lamp, actuation	4B
3	Circuit 87, status	3F
A1	Instrument cluster	11F
CAN C1	Drive train CAN	3C
CAN D	Diagnostic CAN	14C
CAN HMI	User interface CAN	11D
Flex E	Chassis FlexRay	9C
K40/8	Engine fuse and relay module	2J
K40/8kN	Circuit 87M relay	2G
N127	Drivetrain control unit	6B
N3/10	ME-SFI [ME] control unit	2D
N73	Electronic ignition switch control unit	11B
X11/4	Diagnostic connector	15D

Fig 1: On-Board Diagnosis Electrical Function Schematic (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: On-Board Diagnosis Electrical Function Schematic (2 Of 2)

Courtesy of MERCEDES-BENZ USA