Electrical Function Schematic For Active Blind Spot Assist - PE54.71-P-2055-97FBB
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
as of model year 2019
with code 23P (Driving Assistance package)
Model 253 (except 253.99)
as of model year 2020
with code 23P (Driving Assistance package)
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Circuit 15, status | 17G |
| 10 | Steering wheel angle sensor, signal | 10L |
| 11 | Steering wheel angle, signal | 14G |
| 12 | Steering wheel velocity, signal | 13G |
| 13 | Gear range, status | 23J |
| 13 | Gear range, status | 16H |
| 14 | Service brake, status | 13F |
| 15 | Trailer recognition, status | 27F |
| 15 | Trailer recognition, status | 18G |
| 16 | Processed image data, signal | 15G |
| 17 | Blind Spot Assist warning indicator, request | 24G |
| 17 | Blind Spot Assist warning indicator, request | 26D |
| 18 | Blind Spot Assist warning indicator, actuation | 27C |
| 19 | Warning and system messages, request | 24G |
| 19 | Warning and system messages, request | 18D |
| 2 | Blind spot assist, status | 18G |
| 2 | Blind spot assist, status | 27E |
| 20 | Combination switch, status | 8L |
| 20 | Combination switch, status | 13G |
| 21 | Warning tone, request | 18D |
| 21 | Warning tone, request | 23G |
| 22 | Speaker, actuation | 19B |
| 23 | ESP®, status | 13F |
| 24 | Speed, turn rate and lateral acceleration, signal | 12F |
| 24 | Speed, turn rate and lateral acceleration, signal | 6D |
| 25 | Wheel-specific service brake braking torque, request | 7F |
| 26 | Wheel-specific service brake braking torque, actuation | 5D |
| 27 | Tire pressure monitor, message | 24E |
| 27 | Tire pressure monitor, message | 18G |
| 28 | Tire pressure loss warning, status | 12E |
| 29 | Accelerator pedal sensor, signal | 25H |
| 29 | Accelerator pedal sensor, signal | 16J |
| 3 | Engine running, signal | 16G |
| 3 | Engine running, signal | 24H |
| 30 | Operation, signal | 2J |
| 30 | Operation, signal | 7K |
| 30 | Operation, signal | 27G |
| 30 | Operation, signal | 36J |
| 30 | Operation, signal | 32C |
| 30 | Operation, signal | 32B |
| 30 | Operation, signal | 31D |
| 31 | Heater, actuation | 11B |
| 32 | Door rotary tumbler switch, status | 19G |
| 32 | Door rotary tumbler switch, status | 26E |
| 33 | Ambience illumination, request | 23G |
| 33 | Ambience illumination, request | 17D |
| 4 | Drivetrain operational, signal | 16H |
| 4 | Drivetrain operational, signal | 25H |
| 5 | Close range radar sensors, signal | 14G |
| 5 | Close range radar sensors, signal | 9C |
| 6 | Far range radar sensor, signal | 14E |
| 7 | Radar sensor system operational, status | 13E |
| 8 | Wheel speed, signal | 14F |
| 9 | Wheel rotation direction, signal | 13F |
| A1 | Instrument cluster | 18B |
| A105 | Touchpad | 38B |
| A105 | Touchpad | 38E |
| A26/17 | Head unit | 31A |
| A40/13 | Stereo multifunction camera | 19J |
| A40/9 | Audio/COMAND® control panel | 38H |
| A7/3 | Traction system hydraulic unit | 4B |
| B25/20 | Driver hands-free system microphone | 34A |
| B92/10 | Left outer rear bumper radar sensor | 12H |
| B92/12 | Short and long-range radar sensor | 9B |
| B92/7 | Right outer rear bumper radar sensor | 12H |
| CAN A | Telematics CAN | 34C |
| CAN B | Interior CAN | 28F |
| CAN B | Interior CAN | 25E |
| CAN B | Interior CAN | 19F |
| CAN C1 | Drive train CAN | 26H |
| CAN C1 | Drive train CAN | 24K |
| CAN H | Vehicle dynamics CAN | 6D |
| CAN HMI | User interface CAN | 28E |
| CAN HMI | User interface CAN | 21F |
| CAN HMI | User interface CAN | 23D |
| CAN LR | Steering wheel CAN | 5K |
| CAN S2 | Radar CAN 2 | 14H |
| Code 446 | Touchpad only | 36D |
| Code 448 | Touchpad | 36B |
| Code 475 | Tire pressure monitor | 22B |
| Code 531 | COMAND® APS | 33A |
| Code 550 | Trailer hitch | 32D |
| Code 877 | Ambiance illumination | 14A |
| Flex E | Chassis FlexRay | 21F |
| Flex E | Chassis FlexRay | 11F |
| Flex E | Chassis FlexRay | 11E |
| Flex E | Chassis FlexRay | 19H |
| Flex E | Chassis FlexRay | 17K |
| Flex E | Chassis FlexRay | 11F |
| Flex E | Chassis FlexRay | 28G |
| Flex E | Chassis FlexRay | 27L |
| Flex E | Chassis FlexRay | 20L |
| Flex E | Chassis FlexRay | 14L |
| H4/61 | Instrument cluster speaker | 19A |
| LIN A3 | LCP LIN | 35H |
| M21/1 | Left outside mirror | 28A |
| M21/1e2 | Left Blind Spot Assist readiness and warning indicator | 28A |
| M21/2 | Right outside mirror | 28B |
| M21/2e2 | Right Blind Spot Assist readiness and warning indicator | 28B |
| N127 | Drivetrain control unit | 23H |
| N135 | Steering wheel electronics | 3K |
| N162 | Ambiance illumination control unit | 15B |
| N2/10 | Supplemental restraint system control unit | 6A |
| N28/1 | Trailer recognition control unit | 33E |
| N3/10 | ME-SFI [ME] control unit | 30G |
| N3/9 | CDI control unit | 30J |
| N30/4 | Electronic Stability Program control unit | 6E |
| N49 | Steering wheel angle sensor | 11L |
| N62/4 | Mercedes-Benz Intelligent Drive control unit | 15E |
| N69/1 | Left front door control unit | 25A |
| N69/2 | Right front door control unit | 25A |
| N69/3 | Left rear door control unit | 25A |
| N69/4 | Right rear door control unit | 25B |
| N72/1 | Upper control panel control unit | 34K |
| N72/1s58 | Vehicle button | 35J |
| N73 | Electronic ignition switch control unit | 25F |
| N80 | Steering column module control unit | 9K |
| N88 | Tire pressure monitor control unit | 23B |
| R61 | Radome heater | 12C |
| S163/2s10 | Head unit finger navigation pad | 3G |
| S163/2s13 | "Back" button | 3G |
| S4 | Combination switch | 7L |
| U1056 | Valid except code 446 (Touchpad only) | 36H |
| U25 | Valid for automatic transmission | 25J |
| U74 | Valid for diesel engines | 29J |
| U75 | Valid for gasoline engines | 29G |
| Y3/8n4 | Fully integrated transmission control control unit | 26J |