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Home >> Mercedes Benz >> 2021 >> GLA250 Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Electrical System - Engine -- 247 Chassis >> Wiring Diagrams >> Function Schematic For Ignition System >> Function Schematic For Ignition System - PE15.10-P-2500-97E
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Function Schematic For Ignition System - PE15.10-P-2500-97E

Engine 139 in model 118, 177, 247 

Code: Designation: Position:
1 Circuit 87, status 6B
2 Ignition coils, actuation 12D
3 Camshaft Hall sensor, signal 6E
4 Coolant temperature sensor, signal 6G
5 Pressure and temperature sensor downstream of throttle valve, signal 6D
6 Crankshaft Hall sensor, signal 6J
7 Engine speed, signal 6J
8 Knock sensor, signal 6L
A16/1 Knock sensor 1 2L
A16/2 Knock sensor 2 2L
B11/4 Coolant temperature sensor 3G
B28/34 Intake manifold pressure and temperature sensor 2D
B6/15 Intake camshaft Hall sensor 2F
B6/16 Exhaust camshaft Hall sensor 2F
B70 Crankshaft Hall sensor 3J
F152/3 Engine compartment fuse and relay module 1B
N3/10 ME-SFI [ME] control unit 8D
T1/1 Cylinder 1 ignition coil 14C
T1/2 Cylinder 2 ignition coil 14D
T1/3 Cylinder 3 ignition coil 14D
T1/4 Cylinder 4 ignition coil 14D
G16048596Courtesy of MERCEDES-BENZ USA