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Home >> Mercedes Benz >> 2021 >> GLC300 Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Mixture Formation - 253 Chassis 3 Of 3 >> Wiring Diagrams >> Electrical Function Schematic For Knock Control >> Electrical Function Schematic For Knock Control - PE07.10-P-2715-97FBH

Electrical Function Schematic For Knock Control - PE07.10-P-2715-97FBH

Engine 274.9 in model 205.047/053/054/147/247/253 

Engine 274.9 in model 253.353/953 

Engine 274.9 in model 253.354/954 

Code: Designation: Position:
1 Camshaft Hall sensor, signal 8G
10 Circuit 87, status 7E
11 Engine running, signal 11E
2 Engine speed, signal 6G
3 Crankshaft Hall sensor, signal 6H
4 Ignition coils, actuation 4H
5 Knock sensor, signal 4F
6 Coolant temperature sensor, signal 4E
7 Engine load, signal 5E
8 Accelerator pedal sensor, signal 5D
9 Intake air temperature sensor, signal 6D
A16/1 Knock sensor 1 2H
A16/2 Knock sensor 2 2H
B11/4 Coolant temperature sensor 2F
B17/7 Charge air temperature sensor upstream of throttle valve 6B
B17/9 Charge air temperature sensor downstream of throttle valve 6B
B28/7 Pressure sensor downstream of throttle valve 2C
B37 Accelerator pedal sensor 4B
B6/15 Intake camshaft Hall sensor 8J
B6/16 Exhaust camshaft Hall sensor 8K
B70 Crankshaft Hall sensor 6K
CAN C Engine CAN 10F
K40/8 Engine fuse and relay module 11A
K40/8kN Circuit 87M relay 9D
N127 Drivetrain control unit 13E
N3/10 ME-SFI [ME] control unit 6E
R4 Spark plugs 2J
T1/1 Cylinder 1 ignition coil 5J
T1/2 Cylinder 2 ignition coil 5J
T1/3 Cylinder 3 ignition coil 5J
T1/4 Cylinder 4 ignition coil 5J
U1589 Valid up to model year 2019 3A
U1590 Valid up to model year 2020 3B
U2019 Valid as of model year 2019 12H
U2020 Valid as of model year 2020 12J
G12816936Courtesy of MERCEDES-BENZ USA