Electrical Function Schematic, Blind Spot Assistant - PE54.71-P-2051-97FBA
WARNING: This page is about a different car, the 2023 Mercedes-Benz GLC300, 2022 Mercedes-Benz GLC300, 2021 Mercedes-Benz GLC300, 2020 Mercedes-Benz GLC350e, and 2020 Mercedes-Benz GLC300. However, it is still accessible from the selected car via links, so may be relevant.
Model 205
up to model year 2019
with code 234 (Blind Spot Monitoring)
Model 253 (except 253.99)
up to model year 2020
with code 234 (Blind Spot Monitoring)
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Circuit 15, status | 14J |
| 1 | Circuit 15, status | 18J |
| 10 | Instrument cluster message, request | 10C |
| 10 | Instrument cluster message, request | 14G |
| 10 | Instrument cluster message, request | 15L |
| 11 | Combination switch, status | 14B |
| 11 | Combination switch, status | 15D |
| 11 | Combination switch, status | 13J |
| 11 | Combination switch, status | 17J |
| 12 | Warning tone, request | 10C |
| 12 | Warning tone, request | 13G |
| 13 | Speaker, actuation | 6B |
| 14 | Gear range, status | 11H |
| 14 | Gear range, status | 13E |
| 15 | Manual transmission main shifter shaft position sensor, signal | 3F |
| 16 | Reverse gear engaged, signal | 9F |
| 17 | Reverse gear, status | 12E |
| 17 | Reverse gear, status | 13H |
| 17 | Reverse gear, status | 16J |
| 2 | Blind spot assist, status | 14D |
| 2 | Blind spot assist, status | 14J |
| 2 | Blind spot assist, status | 17J |
| 3 | Engine running, signal | 13E |
| 3 | Engine running, signal | 9F |
| 3 | Engine running, signal | 14J |
| 3 | Engine running, signal | 17J |
| 4 | Drivetrain operational, signal | 13E |
| 4 | Drivetrain operational, signal | 9F |
| 4 | Drivetrain operational, signal | 14H |
| 4 | Drivetrain operational, signal | 16J |
| 5 | Wheel rotation direction, signal | 16E |
| 5 | Wheel rotation direction, signal | 14H |
| 5 | Wheel rotation direction, signal | 16J |
| 6 | Wheel speed, signal | 16E |
| 6 | Wheel speed, signal | 13J |
| 6 | Wheel speed, signal | 18J |
| 7 | Trailer recognition, status | 13J |
| 7 | Trailer recognition, status | 16G |
| 7 | Trailer recognition, status | 17J |
| 8 | Blind Spot Assist readiness indicator, request | 18C |
| 8 | Blind Spot Assist readiness indicator, request | 14G |
| 8 | Blind Spot Assist readiness indicator, request | 15L |
| 9 | Blind Spot Assist readiness and warning indicator, actuation | 22C |
| A1 | Instrument cluster | 8B |
| A1p13 | Multifunction display | 7B |
| B79/3 | Manual transmission main shifter shaft position sensor | 2E |
| B92/11 | Left outer rear bumper integrated radar sensor | 18K |
| B92/6 | Right outer rear bumper integrated radar sensor | 13K |
| CAN B | Interior CAN | 17H |
| CAN B | Interior CAN | 17D |
| CAN C1 | Drive train CAN | 10K |
| CAN C1 | Drive train CAN | 8F |
| CAN HMI | User interface CAN | 12C |
| CAN PER | Peripherals CAN | 13G |
| CAN PER | Peripherals CAN | 16L |
| CAN PER | Peripherals CAN | 16K |
| Code 550 | Trailer hitch | 19G |
| Flex E | Chassis FlexRay | 12F |
| Flex E | Chassis FlexRay | 18F |
| Flex E | Chassis FlexRay | 15C |
| H4/61 | Instrument cluster speaker | 6B |
| M21/1 | Left outside mirror | 22B |
| M21/1e2 | Left Blind Spot Assist readiness and warning indicator | 22B |
| M21/2 | Right outside mirror | 22B |
| M21/2e2 | Right Blind Spot Assist readiness and warning indicator | 22B |
| N127 | Drivetrain control unit | 10F |
| N28/1 | Trailer recognition control unit | 20H |
| N3/10 | ME-SFI [ME] control unit | 5G |
| N3/9 | CDI control unit | 5D |
| N30/4 | Electronic Stability Program control unit | 22E |
| N69/1 | Left front door control unit | 19B |
| N69/2 | Right front door control unit | 19B |
| N73 | Electronic ignition switch control unit | 14D |
| N80 | Steering column module control unit | 15A |
| S4 | Combination switch | 13B |
| U1018 | Valid for gasoline engine 276 | 4H |
| U24 | Valid for manual transmission | 2E |
| U25 | Valid for automatic transmission | 6J |
| U362 | Valid for gasoline engine 274 | 4J |
| U39 | Valid for gasoline engine 177 | 4H |
| U406 | Valid for diesel engine 626 | 3F |
| U561 | Valid for Delphi system | 4F |
| U562 | Valid for Bosch system | 5F |
| U948 | Valid for diesel engine 651 | 3F |
| U948 | Valid for diesel engine 651 | 3F |
| U978 | Valid for hybrid drive | 4F |
| Y3/8n4 | Fully integrated transmission control control unit | 7K |