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Electrical function schematic for lambda control - PE07.10-P-2710-97DAC

ENGINE 272.98 in MODEL 212 

Code: Designation: Position:
1 Engine diagnosis indicator lamp, actuation 4H
A1 Instrument cluster 4J
A1e58 Engine diagnosis indicator lamp 2H
B11/4 Coolant temperature sensor 1F
B2/5 Hot film mass air flow sensor 4C
CAN E Chassis CAN 4G
G3/3 Left oxygen sensor upstream of catalytic converter 7F
G3/4 Right oxygen sensor upstream of catalytic converter 7F
G3/5 Left oxygen sensor downstream of catalytic converter 7F
G3/6 Right oxygen sensor downstream of catalytic converter 7F
N3/10 ME-SFI [ME] control unit 4E
Y76/1 Cylinder 1 fuel injector 2C
Y76/2 Cylinder 2 fuel injector 2C
Y76/3 Cylinder 3 fuel injector 2C
Y76/4 Cylinder 4 fuel injector 2C
Y76/5 Cylinder 5 fuel injector 2D
Y76/6 Cylinder 6 fuel injector 2D
Fig 1: Lambda Control Electrical Function Diagram
G10242432Courtesy of MERCEDES-BENZ USA