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Electrical Function Schematic For Lambda Control - PE07.10-P-2710-97XBB

Engine 256.9 in model 257, 290 up to model year 2021 

Code: Designation: Position:
1 Instrument cluster, request 13J
1 Instrument cluster, request 19J
1 Instrument cluster, request 21F
2 Coolant temperature sensor, signal 8G
3 Fuel injectors, actuation 10D
4 Engine load, signal 11D
5 Oxygen sensor, signal 12F
6 Oxygen sensor heater, actuation 13G
7 Circuit 87, status 8F
8 Engine running, signal 13L
A1 Instrument cluster 20D
B11/4 Coolant temperature sensor 6F
B28/27 Pressure and temperature sensor downstream of throttle valve 13C
CAN C Engine CAN 11K
CAN C1 Drive train CAN 11K
CAN HMI User interface CAN 20G
Flex E Chassis FlexRay 17K
G3/1b1 Sensor element of oxygen sensor downstream of catalytic converter 14F
G3/1r1 Heater of oxygen sensor heater downstream of catalytic converter 14F
G3/2b1 Sensor element of oxygen sensor upstream of catalytic converter 14G
G3/2r1 Heater of oxygen sensor upstream of catalytic converter 14G
K40/8 Engine fuse and relay module 3C
K40/8kN Circuit 87M relay 6C
N127 Drivetrain control unit 14J
N3/10 ME-SFI [ME] control unit 10F
N73 Electronic ignition switch control unit 20J
Y76/1 Cylinder 1 fuel injector 10B
Y76/2 Cylinder 2 fuel injector 10B
Y76/3 Cylinder 3 fuel injector 10B
Y76/4 Cylinder 4 fuel injector 10C
Y76/5 Cylinder 5 fuel injector 10C
Y76/6 Cylinder 6 fuel injector 10C
G14554844Courtesy of MERCEDES-BENZ USA
G14554845Courtesy of MERCEDES-BENZ USA