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Home >> Mercedes Benz >> 2020 >> GLB250 Base >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments - 247 Chassis (3 Of 4) >> Wiring Diagrams >> Monitor Attention, Function Schematic >> Monitor Attention, Function Schematic - PE54.30-P-2501-97A

Monitor Attention, Function Schematic - PE54.30-P-2501-97A

Model 118, 167, 177, 243, 247, 293 

Model 213, 238, 257, 290 as of model year 2021 

Code: Designation Position
1 Engine running, signal 14A
1 Engine running, signal 21A
10 Warning tone, request 28D
10 Warning tone, request 35C
10 Warning tone, request 35E
11 Speaker, actuation 42E
2 Drivetrain operational, signal 14B
2 Drivetrain operational, signal 21A
3 ATTENTION ASSIST, status 14D
3 ATTENTION ASSIST, status 21F
3 ATTENTION ASSIST, status 14E
4 Time, signal 20F
4 Time, signal 13D
4 Time, signal 13F
5 Speed, turn rate and lateral acceleration, signal 21K
6 Light sensor, status 14H
6 Light sensor, status 20F
6 Light sensor, status 5H
7 Instrument cluster message, request 36C
7 Instrument cluster message, request 38C
7 Instrument cluster message, request 36D
8 Warning message issue, request 28D
8 Warning message issue, request 35C
8 Warning message issue, request 35E
9 Image data, signal 42B
A26/17 Head unit 2F
A40/16 Head unit/instrument cluster display cluster 43C
B38/2 Rain/light sensor with additional functions 2J
CAN B Interior CAN 13H
CAN C Engine CAN 13A
CAN C1 Drive train CAN 12B
CAN H Vehicle dynamics CAN 13L
CAN H Vehicle dynamics CAN 19L
CAN HMI User interface CAN 12E
CAN HMI User interface CAN 34D
CAN HMI2 User interface CAN 2 12E
CAN HMI2 User interface CAN 2 34D
Code 545 Connect 5 (NTG6) 2D
Code 545 Connect 5 (NTG6) 37E
Code 547 Connect 20 Entry (NTG6) 2E
Code 547 Connect 20 Entry (NTG6) 37F
Code 548 Connect 20 MID (NTG6) 2E
Code 548 Connect 20 MID (NTG6) 37F
Code 549 Connect 20 HIGH (NTG6) 2F
Code 549 Connect 20 HIGH (NTG6) 37F
Code F213 Model series 213 6H
Code F213 Model series 213 23E
Code F213 Model series 213 7C
Code F213 Model series 213 7E
Code F213 Model series 213 32B
Code F213 Model series 213 31E
Code F238 Model series 238 6H
Code F238 Model series 238 23E
Code F238 Model series 238 7D
Code F238 Model series 238 7F
Code F238 Model series 238 32C
Code F238 Model series 238 31E
Code F243 MODEL SERIES 243 23F
Code F257 MODEL SERIES 257 6H
Code F257 MODEL SERIES 257 23F
Code F257 MODEL SERIES 257 7D
Code F257 MODEL SERIES 257 7F
Code F257 MODEL SERIES 257 32C
Code F257 MODEL SERIES 257 31E
Code F290 Model series 290 6J
Code F290 Model series 290 23F
Code F290 Model series 290 7D
Code F290 Model series 290 7F
Code F290 Model series 290 32C
Code F290 Model series 290 31E
Flex E Chassis FlexRay 27D
Flex E Chassis FlexRay 19G
Flex E Chassis FlexRay 19B
H4/61 Instrument cluster speaker 43F
HSVL High-speed video link 41B
LIN Local Interconnect Network 3H
N10 Signal acquisition and actuation module 7G
N10/6 Front SAM control unit 7J
N127 Drivetrain control unit 15B
N133/1 Instrument cluster control unit 38G
N166 Head unit/instrument cluster control unit 2D
N166 Head unit/instrument cluster control unit 38E
N2/10 Supplemental restraint system control unit 2L
N3/10 ME-SFI [ME] control unit 2B
N3/9 CDI control unit 2B
N30/4 Electronic Stability Program control unit 24G
N30/8 Regenerative braking system control unit 24H
N73 Electronic ignition switch control unit 16G
N73 Electronic ignition switch control unit 29D
U1121 Valid for model 167 23F
U1121 Valid for model 167 6J
U1122 Valid for model 293 23H
U1122 Valid for model 293 6J
U1123 Valid for model 118, 177, 247 6G
U1123 Valid for model 118, 177, 247 23G
U1128 Valid for combustion engine 2A
G14706182Courtesy of MERCEDES-BENZ USA
G14706183Courtesy of MERCEDES-BENZ USA
G14706184Courtesy of MERCEDES-BENZ USA