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

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ENGINE 651 up to 2/28/13 in MODEL 212 (except 212.098/298) 

Code: Designation: Position:
1 Fuel pump, request ON 8C
1 Fuel pump, request ON 6C
10 Pressure regulator valve, actuation 10G
11 Quantity control valve, actuation 10H
12 Fuel temperature sensor, signal 9H
13 Rail pressure sensor, signal 6H
14 Accelerator pedal sensor, signal 6H
15 Fuel injectors, actuation 4F
16 Fuel tank pressure sensor, signal 8B
17 Circuit 87, status 7H
18 Fuel pressure, status 8E
2 Fuel pump, specified pressure request 8D
3 Fuel pump, actuation 5B
3 Fuel pump, actuation 3B
4 Fuel pump relay, actuation 3C
5 Instrument cluster, message 11C
6 Circuit 30, status 14H
6 Circuit 30, status 14G
7 Circuit 15, status 16G
7 Circuit 15, status 18G
7 Circuit 15, status 16J
8 Condensation sensor for fuel filter with heating element, signal 9F
8 Condensation sensor for fuel filter with heating element, signal 16E
8 Condensation sensor for fuel filter with heating element, signal 5F
8 Condensation sensor for fuel filter with heating element, signal 3J
9 Fuel preheating system heating element, actuation 16F
9 Fuel preheating system heating element, actuation 4G
9 Fuel preheating system heating element, actuation 3K
A1 Instrument cluster 13B
A1p13 Multifunction display 14A
B37 Accelerator pedal sensor 4H
B4/6 Rail pressure sensor 5K
B4/7 Fuel pressure sensor 10B
B50 Fuel temperature sensor 9J
B76/1 Condensation sensor for fuel filter with heating element 17E
B76/1 Condensation sensor for fuel filter with heating element 2K
CAN C Drive train CAN 8D
CAN E Chassis CAN 10D
Code 71o Heated fuel filter retrofit 13E
F32 Front electrical prefuse box 14H
F35 Additional fuse of condensation sensor for fuel filter with heating element 14G
LIN C1 Drive train LIN 4G
M3 Fuel pump (FP) 5B
N10/1 Front SAM control unit with fuse and relay module 17J
N10/1 Front SAM control unit with fuse and relay module 8K
N10/1kN Engine circuit 87 relay 7J
N10/2kD Fuel pump relay 2B
N118 Fuel pump control unit 7B
N14/3 Glow output stage 2G
N3/9 CDI control unit 7E
N33/7 Control unit of condensation sensor for fuel filter with heating element 14E
R54 Fuel preheating system heating element 14K
U206 Not valid for countries with poor quality fuel 13J
Y74 Pressure regulator valve 11H
Y76/1 Cylinder 1 fuel injector 3E
Y76/2 Cylinder 2 fuel injector 3F
Y76/3 Cylinder 3 fuel injector 3F
Y76/4 Cylinder 4 fuel injector 3F
Y94 Quantity control valve 10J
Fig 1: Fuel Supply Electrical Function Schematic (1 Of 2)
G10242383Courtesy of MERCEDES-BENZ USA
Fig 2: Fuel Supply Electrical Function Schematic (2 Of 2)
G10242384Courtesy of MERCEDES-BENZ USA