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Home >> Mercedes Benz >> 2012 >> S65 >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Mixture Formation - 221 Chassis - 3 Of 6 >> Wiring Diagrams >> Electrical function schematic for fuel supply >> Electrical function schematic for fuel supply - PE07.10-P-2703-97SAH

Electrical function schematic for fuel supply - PE07.10-P-2703-97SAH

Code: Designation: Position:
1 Fuel pump, request ON 10F
1 Fuel pump, request ON 10E
2 Fuel pump, specified pressure request 9E
3 Fuel pump, actuation 13E
4 Fuel pressure, signal 5D
4 Fuel pressure, signal 12G
5 Fuel pressure, status 7E
6 Fuel temperature, signal 5D
7 Quantity control valve, actuation 3E
7 Quantity control valve, actuation 3F
8 Fuel injectors, actuation 5G
B4/25 Fuel tank pressure and temperature sensor 5C
B4/7 Fuel pressure sensor 11H
CAN C Drive train CAN 8E
M3 Fuel pump (FP) 14E
N118 Fuel pump control unit 11E
N3/10 ME-SFI [ME] control unit 5E
Y76y1 Cylinder 1 fuel injector 5H
Y76y2 Cylinder 2 fuel injector 5H
Y76y3 Cylinder 3 fuel injector 5H
Y76y4 Cylinder 4 fuel injector 5J
Y76y5 Cylinder 5 fuel injector 5J
Y76y6 Fuel injector cylinder 6 5J
Y76y7 Cylinder 7 fuel injector 5K
Y76y8 Cylinder 8 fuel injector 5K
Y94/1 Left quantity control valve 2D
Y94/2 Right quantity control valve 2F
Fig 1: Fuel Supply Electrical Function Schematic
G10126476Courtesy of MERCEDES-BENZ USA