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Home >> Mercedes Benz >> 2021 >> GLB250 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Mixture Formation - 247 Chassis >> Wiring Diagrams >> Function Schematic For Lambda Control >> Function Schematic For Lambda Control - PE07.10-P-2511-97A
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Function Schematic For Lambda Control - PE07.10-P-2511-97A

Engine 260, 282 in model 118, 177, 247 up to model year 2023 

Engine 264 in model 167 

Code: Designation: Position:
1 Engine diagnosis indicator lamp, actuation 26G
1 Engine diagnosis indicator lamp, actuation 21G
1 Engine diagnosis indicator lamp, actuation 16G
1 Engine diagnosis indicator lamp, actuation 11G
2 Coolant temperature sensor, signal 5F
3 Fuel injectors, actuation 12E
4 Engine load, signal 5C
5 Oxygen sensor sensor element, signal 5J
6 Oxygen sensor heater, actuation 12B
7 Circuit 87, status 5A
A2/17 Head unit 23K
A4/16 Head unit/instrument cluster display cluster 29H
B1/4 Coolant temperature sensor 2H
B2/26 Pressure and temperature sensor upstream of throttle valve 2E
B2/27 Pressure and temperature sensor downstream of throttle valve 2E
CAN C Engine CAN 10G
CAN HMI User interface CAN 20G
Code 545 Connect 5 (NTG6) 22H
Code 547 Connect 20 Entry (NTG6) 22J
Code 548 Connect 20 MID (NTG6) 22K
Code 549 Connect 20 HIGH (NTG6) 22K
Code M260 4-CYLINDER INLINE SPARK-IGNITION ENGINE M260 1C
F15/3 Engine compartment fuse and relay module 2C
Flex E Chassis FlexRay 15G
G/1 Oxygen sensor downstream of catalytic converter 13C
G/1 Oxygen sensor downstream of catalytic converter 2K
G/2 Oxygen sensor upstream of catalytic converter 13C
G/2 Oxygen sensor upstream of catalytic converter 2L
HSVL High-speed video link 25G
N127 Drivetrain control unit 12H
N166 Head unit/instrument cluster control unit 23J
N/10 ME-SFI [ME] control unit 6G
N73 Electronic ignition switch control unit 17H
Y7/1 Cylinder 1 fuel injector 13E
Y7/2 Cylinder 2 fuel injector 13E
Y7/3 Cylinder 3 fuel injector 13E
Y7/4 Cylinder 4 fuel injector 13E
G14690712Courtesy of MERCEDES-BENZ USA
G14690713Courtesy of MERCEDES-BENZ USA