Electrical Function Schematic For Adaptive Brake (ABR) - PE42.47-P-2050-97FBA
WARNING: This page is about a different car, the 2023 Mercedes-Benz C300, 2022 Mercedes-Benz C300, 2021 Mercedes-Benz C300, 2020 Mercedes-Benz C300, and 2019 Mercedes-Benz C300. However, it is still accessible from the selected car via links, so may be relevant.
Model 205 (except 205.012/013/047/053/054/147/212/213/247/253), 253 (except 253.354/954/99)
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Engine running, signal | 41F |
| 1 | Engine running, signal | 48G |
| 10 | Toothed rack position, signal | 39G |
| 11 | Electric parking brake switch, status | 38E |
| 11 | Electric parking brake switch, status | 14H |
| 11 | Electric parking brake switch, status | 20H |
| 11 | Electric parking brake switch, status | 37F |
| 12 | Engine torque, reduce request | 45F |
| 12 | Engine torque, reduce request | 52E |
| 13 | Downshift suppression, request | 45F |
| 13 | Downshift suppression, request | 52B |
| 14 | Dynamometer mode, status | 9F |
| 14 | Dynamometer mode, status | 37F |
| 15 | Instrument cluster, message | 15F |
| 15 | Instrument cluster, message | 7J |
| 16 | Indicator lamp, request | 15F |
| 16 | Indicator lamp, request | 7J |
| 17 | Accelerator pedal position, signal | 50G |
| 17 | Accelerator pedal position, signal | 43F |
| 18 | Downhill Speed Regulation button, signal | 15E |
| 18 | Downhill Speed Regulation button, signal | 20B |
| 18 | Downhill Speed Regulation button, signal | 25B |
| 18 | Downhill Speed Regulation button, signal | 36F |
| 19 | CRUISE CONTROL lever, signal | 39D |
| 2 | Drivetrain operational, signal | 42F |
| 2 | Drivetrain operational, signal | 49G |
| 20 | Light-emitting diode, request | 16F |
| 20 | Light-emitting diode, request | 25A |
| 20 | Light-emitting diode, request | 21D |
| 21 | Light-emitting diode actuation | 23C |
| 22 | On-road/off-road menu button, signal | 15E |
| 22 | On-road/off-road menu button, signal | 20B |
| 22 | On-road/off-road menu button, signal | 24B |
| 22 | On-road/off-road menu button, signal | 36F |
| 23 | Switch-on request, signal | 17D |
| 24 | Processed image data, signal | 17C |
| 25 | Emergency stop, signal | 4C |
| 25 | Emergency stop, signal | 16F |
| 26 | Wiper status, signal | 12D |
| 26 | Wiper status, signal | 35F |
| 27 | ESP®, status | 10F |
| 27 | ESP®, status | 35F |
| 28 | AMG ESP Sport OFF button, status | 33D |
| 28 | AMG ESP Sport OFF button, status | 30B |
| 28 | AMG ESP Sport OFF button, status | 19C |
| 28 | AMG ESP Sport OFF button, status | 15E |
| 28 | AMG ESP Sport OFF button, status | 34F |
| 29 | Trailer recognition, status | 10F |
| 29 | Trailer recognition, status | 34F |
| 3 | Wheel speed, signal | 42D |
| 30 | Seat belt buckle restraint system switch, status | 37G |
| 31 | Door rotary tumbler switch, status | 11D |
| 31 | Door rotary tumbler switch, status | 34F |
| 32 | Gear range "P", request | 16F |
| 32 | Gear range "P", request | 45F |
| 32 | Gear range "P", request | 52B |
| 32 | Gear range "P", request | 52J |
| 32 | Gear range "P", request | 47G |
| 33 | Steering assistance, request | 39J |
| 34 | Brake vacuum sensor, signal | 41C |
| 35 | Brake fluid level switch, status | 7H |
| 35 | Brake fluid level switch, status | 12D |
| 35 | Brake fluid level switch, status | 13A |
| 36 | Residual distance information, signal | 41K |
| 4 | Steering wheel angle sensor, signal | 39A |
| 5 | Steering wheel angle, signal | 39D |
| 6 | Speed, turn rate and lateral acceleration, signal | 37G |
| 7 | Brake light switch, status | 42B |
| 8 | Engine torque, signal | 49G |
| 8 | Engine torque, signal | 42F |
| 9 | Gear range, status | 43F |
| 9 | Gear range, status | 48B |
| A1 | Instrument cluster | 6J |
| A105 | Touchpad | 28A |
| A26/17 | Head unit | 20C |
| A40/8 | Audio/COMAND display | 16C |
| A40/9 | Audio/COMAND control panel | 28D |
| A7/3 | Traction system hydraulic unit | 40G |
| A80 | Intelligent servo module for DIRECT SELECT | 54J |
| A91m1 | Electric power steering actuator motor | 38J |
| B64/1 | Brake vacuum sensor | 44C |
| CAN A | Telematics CAN | 20B |
| CAN A | Telematics CAN | 18D |
| CAN B | Interior CAN | 12C |
| CAN B | Interior CAN | 7D |
| CAN B | Interior CAN | 9B |
| CAN B | Interior CAN | 7F |
| CAN C | Engine CAN | 50E |
| CAN C1 | Drivetrain CAN | 50F |
| CAN C1 | Drivetrain CAN | 50B |
| CAN C1 | Drivetrain CAN | 50J |
| CAN H | Vehicle dynamics CAN | 35F |
| CAN HMI | User interface CAN | 17E |
| CAN HMI | User interface CAN | 6G |
| CAN PER | Peripherals CAN | 17H |
| Code 235 | Active Park Assist | 44G |
| Code 235 | Active Park Assist | 44J |
| Code 430 | Offroad package | 23D |
| Code 446 | Touchpad only | 26B |
| Code 550 | Trailer hitch | 2E |
| Code P44 | Parking package | 44H |
| Code P47 | Parking Pilot with 360° Camera | 44J |
| Flex E | Chassis FlexRay | 44F |
| Flex E | Chassis FlexRay | 19F |
| Flex E | Chassis FlexRay | 39H |
| Flex E | Chassis FlexRay | 39C |
| Flex E | Chassis FlexRay | 43L |
| Flex E | Chassis FlexRay | 35L |
| Flex E | Chassis FlexRay | 19L |
| L6/1 | Left front axle RPM sensor | 43E |
| L6/2 | Right front axle RPM sensor | 43E |
| L6/3 | Left rear axle RPM sensor | 43E |
| L6/4 | Right rear axle RPM sensor | 43E |
| LIN A3 | LCP LIN | 31B |
| LVDS | Low voltage differential signal | 18C |
| N10/6 | Front SAM control unit | 12A |
| N10/8 | Rear SAM control unit | 3B |
| N127 | Drivetrain control unit | 47E |
| N128 | Electric parking brake control unit | 19G |
| N2/10 | Supplemental restraint system control unit | 29G |
| N28/1 | Trailer recognition control unit | 3E |
| N3/10 | ME-SFI [ME] control unit | 54D |
| N3/9 | CDI control unit | 54F |
| N30/4 | Electronic Stability Program control unit | 39E |
| N49 | Steering wheel angle sensor | 40A |
| N62 | Parking system control unit | 45K |
| N68 | Electrical power steering control unit | 39J |
| N69/1 | Left front door control unit | 6A |
| N69/2 | Right front door control unit | 6A |
| N72/4 | Left lower control panel | 33A |
| N72/4s14 | AMG ESP Sport OFF button | 31D |
| N73 | Electronic ignition switch control unit | 12E |
| N80 | Steering column module control unit | 38A |
| S11 | Brake fluid level switch | 14A |
| S40/4 | Cruise control lever | 37C |
| S70 | Off-road operating panel | 23D |
| S70s1 | On-road/off-road menu button | 23E |
| S70s2 | Downhill Speed Regulation button | 23E |
| S76/15 | Electric parking brake switch | 36B |
| S76/15 | Electric parking brake switch | 21G |
| S9/1 | Stop lamp switch | 43A |
| U1004 | Valid for engine 177 | 14G |
| U1056 | Valid except code 446 (Touchpad only) | 26D |
| U1253 | Valid for model 253 | 23D |
| U1253 | Valid for model 253 | 44J |
| U1253 | Valid for model 253 | 26E |
| U1589 | Valid up to model year 2019 | 36A |
| U1589 | Valid up to model year 2019 | 44G |
| U1589 | Valid up to model year 2019 | 26E |
| U1589 | Valid up to model year 2019 | 14G |
| U1589 | Valid up to model year 2019 | 50G |
| U165 | Valid for AMG | 31D |
| U165 | Valid for AMG | 33A |
| U2019 | Valid as of model year 2019 | 44H |
| U2019 | Valid as of model year 2019 | 36B |
| U2019 | Valid as of model year 2019 | 26D |
| U2019 | Valid as of model year 2019 | 26A |
| U2032 | Valid for transmission 722 | 53B |
| U2032 | Valid for transmission 722 | 53H |
| U2042 | Not valid for engine 177 | 36A |
| U390 | Valid for model 205 | 44G |
| U390 | Valid for model 205 | 44H |
| U390 | Valid for model 205 | 26E |
| U390 | Valid for model 205 | 26D |
| U390 | Valid for model 205 | 26A |
| U398 | Valid for transmission 725 (NAG3) | 53A |
| Y3/8n4 | Fully integrated transmission control, control unit | 54B |