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Home >> Mercedes Benz >> 2021 >> S500 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Electrical System -- Engine -- 223 Chassis >> Wiring Diagrams >> Function Schematic For Ignition System >> Function Schematic For Ignition System - PE15.10-P-2500-97F
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Function Schematic For Ignition System - PE15.10-P-2500-97F

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 Knock sensor, signal 6A
2 Coolant temperature sensor, signal 6C
3 Crankshaft Hall sensor, signal 6D
4 Engine speed, signal 6D
5 Camshaft Hall sensor, signal 6E
6 Pressure sensor downstream of air filter, signal 6H
7 Circuit 87, status 6K
8 Ignition coils, actuation 11E
A16/1 Cylinder 3+4 knock sensor 2A
A16/2 Knock sensor 2A
B159 Charge air pressure/temperature sensor 2G
B159/1 Charge air pressure/temperature sensor 2H
B159/1 Charge air pressure/temperature sensor 2G
B159/2 Charge air cooler pressure and temperature sensor 2J
B159/2 Charge air cooler pressure and temperature sensor 2G
B6/4 Camshaft Hall sensor 2E
B6/6 Camshaft Hall sensor 2F
B94/17 Coolant temperature sensor 2C
Code F167 Model series 167 1H
Code F167 Model series 167 2G
Code M256 6-CYLINDER INLINE SPARK-IGNITION ENGINE M256 13E
F152/3 Engine compartment fuse and relay module 2L
L5 Crankshaft Hall sensor 2D
N3/10 Engine management control unit 8F
T1/1 Cylinder 1 ignition coil 14D
T1/2 Cylinder 2 ignition coil 14D
T1/3 Cylinder 3 ignition coil 14E
T1/4 Cylinder 4 ignition coil 14E
T1/5 Cylinder 5 ignition coil 14F
T1/6 Cylinder 6 ignition coil 14F
G16230243Courtesy of MERCEDES-BENZ USA
G16230244Courtesy of MERCEDES-BENZ USA