Electrical Function Schematic For Active Brake Assist - PE30.30-P-2070-97FBB
Model 205 as of model year 2019 with code 239 (Active Distance Assist DISTRONIC) except code 258 (Active Brake Assist System)
Model 253 (except 253.99) as of model year 2020 with code 239 (Active Distance Assist DISTRONIC) except code 258 (Active Brake Assist System)
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Active Brake Assist, status | 14B |
| 1 | Active Brake Assist, status | 17G |
| 10 | Brake pedal, status | 12C |
| 11 | Combination switch, status | 15A |
| 11 | Combination switch, status | 17B |
| 12 | Warning lamp, request | 9K |
| 12 | Warning lamp, request | 17E |
| 13 | Warning tone, request | 9K |
| 13 | Warning tone, request | 16E |
| 14 | Speaker, actuation | 10G |
| 15 | Brake pressure, signal | 7H |
| 16 | Braking torque, signal | 12C |
| 17 | Service brake braking torque, request | 8F |
| 18 | Traction system hydraulic unit, actuation | 6J |
| 19 | Engine torque, reduce request | 2B |
| 19 | Engine torque, reduce request | 8F |
| 19 | Engine torque, reduce request | 7C |
| 2 | Engine running, signal | 5B |
| 2 | Engine running, signal | 12A |
| 20 | Operation, signal | 19E |
| 20 | Operation, signal | 16J |
| 20 | Operation, signal | 16K |
| 20 | Operation, signal | 20B |
| 20 | Operation, signal | 25B |
| 20 | Operation, signal | 25J |
| 20 | Operation, signal | 15J |
| 3 | Drivetrain operational, signal | 5B |
| 3 | Drivetrain operational, signal | 11B |
| 4 | Wheel speed, signal | 12C |
| 5 | Wheel rotation direction, signal | 12C |
| 6 | Speed, turn rate and lateral acceleration, signal | 5F |
| 6 | Speed, turn rate and lateral acceleration, signal | 12C |
| 7 | Steering wheel angle sensor, signal | 19B |
| 8 | Steering wheel angle, signal | 15A |
| 9 | Accelerator pedal position, signal | 11A |
| A1 | Instrument cluster | 9H |
| A105 | Touchpad | 23D |
| A105 | Touchpad | 23F |
| A108/1 | DISTRONIC Distance-Pilot controller unit | 13A |
| A26/17 | Head unit | 15J |
| A40/9 | Audio/COMAND control panel | 23K |
| A7/3 | Traction system hydraulic unit | 6J |
| A7/3b1 | Front axle brake pressure sensor | 7K |
| B25/20 | Driver hands-free system microphone | 17H |
| CAN A | Telematics CAN | 18K |
| CAN C | Engine CAN | 4A |
| CAN C1 | Drive train CAN | 4B |
| CAN H | Vehicle dynamics CAN | 3H |
| CAN HMI | User interface CAN | 11L |
| CAN HMI | User interface CAN | 15G |
| CAN HMI | User interface CAN | 15F |
| CAN LR | Steering wheel CAN | 22B |
| Code 446 | Touchpad only | 21F |
| Code 448 | Touchpad | 21C |
| Code 531 | COMAND APS | 17H |
| Flex E | Chassis FlexRay | 6D |
| Flex E | Chassis FlexRay | 10B |
| Flex E | Chassis FlexRay | 10F |
| Flex E | Chassis FlexRay | 14D |
| Flex E | Chassis FlexRay | 18D |
| Flex E | Chassis FlexRay | 13D |
| Flex E | Chassis FlexRay | 16B |
| H4/61 | Instrument cluster speaker | 10G |
| LIN A3 | LCP LIN | 26J |
| N127 | Drivetrain control unit | 7A |
| N135 | Steering wheel electronics | 25A |
| N2/10 | Supplemental restraint system control unit | 3J |
| N3/10 | ME-SFI [ME] control unit | 5C |
| N3/9 | CDI control unit | 2C |
| N30/4 | Electronic Stability Program control unit | 6F |
| N49 | Steering wheel angle sensor | 19B |
| N72/1 | Upper control panel control unit | 28J |
| N72/1s58 | Vehicle button | 29H |
| N73 | Electronic ignition switch control unit | 18E |
| N80 | Steering column module control unit | 18A |
| S163/2s10 | Head unit finger navigation pad | 28A |
| S163/2s13 | "Back" button | 28B |
| S4 | Combination switch | 16B |
| U1056 | Valid except code 446 (Touchpad only) | 21J |
| U74 | Valid for diesel engines | 1C |
| U75 | Valid for gasoline engines | 4C |