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Home >> Mercedes Benz >> 2009 >> S550 Base >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Mixture Formation -- Wiring Diagrams -- S-Class (221) >> Wiring Diagrams >> Wiring diagram, fuel injection and ignition system ME-SFI - PE07.61-P-2000-97SAQ

Wiring diagram, fuel injection and ignition system ME-SFI - PE07.61-P-2000-97SAQ

ENGINE 275 in MODEL 221.1 Fuel system 

Code: Designation: Position:
A0 Color code key 64L
B4/1 Left fuel level sensor 13L
B4/2 Right fuel level sensor 12L
C4 Radio interference suppression capacitor 56L
F32/4 Interior prefuse box 3L
M3 Fuel pump (FP) 10L
M3x1 Fuel pump connector 9H
N10/2 Rear SAM control unit with fuse and relay module 12A
N10/2 Rear SAM control unit with fuse and relay module 4A
N10/2f128 Fuse 128 6C
N118 Fuel pump control unit 7L
N3/10 ME-SFI [ME] control unit 20A
N3/10 ME-SFI [ME] control unit 28A
N3/10 ME-SFI [ME] control unit 36A
N3/10 ME-SFI [ME] control unit 44A
N3/10 ME-SFI [ME] control unit 52A
N3/10 ME-SFI [ME] control unit 58A
N82/1 Vehicle power supply control unit 3L
N91 ECI ignition system power pack 27L
N92/1 ECI ignition module, right cylinder bank 19J
N92/2 ECI ignition module, left cylinder bank 35J
R4 Spark plugs 33L
R4 Spark plugs 16L
R4 Spark plugs 16L
R4 Spark plugs 15L
R4 Spark plugs 21L
R4 Spark plugs 20L
R4 Spark plugs 22L
R4 Spark plugs 19L
R4 Spark plugs 18L
R4 Spark plugs 17L
R4 Spark plugs 24L
R4 Spark plugs 23L
R4 Spark plugs 23L
R4 Spark plugs 32L
R4 Spark plugs 30L
R4 Spark plugs 31L
R4 Spark plugs 37L
R4 Spark plugs 36L
R4 Spark plugs 35L
R4 Spark plugs 34L
R4 Spark plugs 33L
R4 Spark plugs 39L
R4 Spark plugs 38L
R4 Spark plugs 38L
T1/1 Cylinder 1 ignition coil 15K
T1/10 Cylinder 10 ignition coil 36K
T1/11 Cylinder 11 ignition coil 37K
T1/12 Cylinder 12 ignition coil 39K
T1/2 Cylinder 2 ignition coil 17K
T1/3 Cylinder 3 ignition coil 18K
T1/4 Cylinder 4 ignition coil 21K
T1/5 Cylinder 5 ignition coil 22K
T1/6 Cylinder 6 ignition coil 24K
T1/7 Cylinder 7 ignition coil 31K
T1/8 Cylinder 8 ignition coil 32K
T1/9 Cylinder 9 ignition coil 34K
W10/1 Ground (electronics) 57G
W11/2 Ground (engine, right) 58G
W11/3 Ground (engine, left) 59G
W15/3 Ground (electronics) 57E
Y62 Fuel injection valves 44L
Y62 Fuel injection valves 52L
Y62y1 Cylinder 1 fuel injection valve 41L
Y62y10 Cylinder 10 fuel injection valve 53L
Y62y11 Cylinder 11 fuel injection valve 54L
Y62y12 Cylinder 12 fuel injection valve 55L
Y62y2 Cylinder 2 fuel injection valve 42L
Y62y3 Cylinder 3 fuel injection valve 43L
Y62y4 Cylinder 4 fuel injection valve 45L
Y62y5 Cylinder 5 fuel injection valve 46L
Y62y6 Cylinder 6 fuel injection valve 47L
Y62y7 Cylinder 7 fuel injection valve 49L
Y62y8 Cylinder 8 fuel injection valve 50L
Y62y9 Cylinder 9 fuel injection valve 51L
Z7/38 Circuit 87 M1i connector sleeve 27G
Z7/38 Circuit 87 M1i connector sleeve 43G
Z7/38 Circuit 87 M1i connector sleeve 51G
Z7/38 Circuit 87 M1i connector sleeve 43E
Z7/38 Circuit 87 M1i connector sleeve 51E
Fig 1: Fuel Injection And Ignition System ME-SFI, Fuel System - Wiring Diagram (1 Of 4)
G07649592Courtesy of MERCEDES-BENZ USA
Fig 2: Fuel Injection And Ignition System ME-SFI, Fuel System - Wiring Diagram (2 Of 4)
G07649593Courtesy of MERCEDES-BENZ USA
Fig 3: Fuel Injection And Ignition System ME-SFI, Fuel System - Wiring Diagram (3 Of 4)
G07649594Courtesy of MERCEDES-BENZ USA
Fig 4: Fuel Injection And Ignition System ME-SFI, Fuel System - Wiring Diagram (4 Of 4)
G07649595Courtesy of MERCEDES-BENZ USA