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Home >> Mercedes Benz >> 2021 >> A220 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Mixture Formation - 177 Chassis >> Wiring Diagrams >> Function Schematic For ME Synchronization Of Fuel Injection And Firing Order >> (Function Schematic For ME Synchronization Of Fuel Injection And Firing Order - PE07.61-P-2502-97E)
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(Function Schematic For ME Synchronization Of Fuel Injection And Firing Order - PE07.61-P-2502-97E)

Engine 254 in model 167 as of model year 2023 

Engine 254 in model 206, 214, 236, 254 

Engine 256 in model 214, 223, 236 

Code: Designation: Position:
1 Crankshaft Hall sensor, signal 5C
2 Camshaft Hall sensor, signal 5E
3 Circuit 87, status 5H
4 Fuel injectors, actuation 11C
5 Ignition coils, actuation 11G
B6/4 Camshaft Hall sensor 1F
B6/6 Camshaft Hall sensor 1F
Code M256 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 13G
Code M256 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 13C
F152/3 Fuse and relay module 1J
L5 Crankshaft Hall sensor 1C
N3/10 Engine management control unit 7F
T1/1 Ignition coil 14F
T1/2 Ignition coil 14F
T1/3 Ignition coil 14F
T1/4 Ignition coil 14G
T1/5 Ignition coil 14G
T1/6 Ignition coil 14H
Y62/1 Injector 14B
Y62/2 Injector 14B
Y62/3 Injector 14C
Y62/4 Injector 14C
Y62/5 Injector 14D
Y62/6 Injector 14D
G15048502Courtesy of MERCEDES-BENZ USA