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Electrical function schematic for automatic engine start/stop - PE54.10-P-2068-97CAA

MODEL 216.3 with CODE (B03) ECO start/stop function as of model year 2011 /YoM 10 model refinement package 

Code: Designation: Position:
1 Circuit 61, status 5F
10 ECO start/stop function 3J
11 Decoupling relay, actuation 4J
12 Starter circuit 50 relay, actuation 11C
2 ATA [EDW[ engine hood switch, status 10F
3 ECO start/stop function diode, actuation 6F
4 Battery sensor, signal 3D
5 Specified alternator voltage, signal 11J
6 Alternator operating rate, signal 11G
7 On-board electrical system energy state, signal 9F
8 Door rotary tumbler switch, status 9F
9 Air conditioning status 9F
B95 Battery sensor 4B
CAN E Chassis CAN 7F
G2 Alternator 11J
K19/7 Decoupling relay 4K
LIN B7 On-board electrical system LIN 4C
LIN C1 Drive train LIN 11H
N10/1 Front SAM control module with fuse and relay module 4E
N10/1kH Circuit 50 relay, starter 11B
N3/10 ME-SFI [ME] control unit 11E
V19 ECO start/stop function diode 3K
Fig 1: Automatic Engine Start/Stop Electrical Function Schematic
G00526865Courtesy of MERCEDES-BENZ USA