Electrical Function Schematic For Active Lane Keeping Assist - PE54.71-P-2053-97DCA
Model 238 up to model year 2019 with code 23P (Driving Assistance package) except code 243 (Active lane keeping Assist)
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Engine running, signal | 10E |
| 1 | Engine running, signal | 21E |
| 1 | Engine running, signal | 19B |
| 10 | Wheel rotation direction, signal | 20H |
| 10 | Wheel rotation direction, signal | 6G |
| 11 | Gear range, status | 22B |
| 11 | Gear range, status | 10E |
| 11 | Gear range, status | 20E |
| 12 | Lane data, signal | 10F |
| 13 | Far range radar sensor, signal | 7H |
| 14 | Close range radar sensors, signal | 9E |
| 15 | Steering wheel angle sensor, signal | 39K |
| 16 | Steering wheel angle, signal | 6E |
| 16 | Steering wheel angle, signal | 22H |
| 17 | Steering wheel velocity, signal | 6E |
| 17 | Steering wheel velocity, signal | 22H |
| 18 | Brake pedal, status | 20H |
| 18 | Brake pedal, status | 6G |
| 19 | Accelerator pedal position, signal | 20E |
| 19 | Accelerator pedal position, signal | 11E |
| 2 | Drivetrain operational, signal | 10E |
| 2 | Drivetrain operational, signal | 21E |
| 2 | Drivetrain operational, signal | 19B |
| 20 | Combination switch, status | 5E |
| 20 | Combination switch, status | 22H |
| 20 | Combination switch, status | 37J |
| 21 | Speed, turn rate and lateral acceleration, signal | 6G |
| 21 | Speed, turn rate and lateral acceleration, signal | 1H |
| 21 | Speed, turn rate and lateral acceleration, signal | 20J |
| 22 | Operation, signal | 31K |
| 22 | Operation, signal | 31G |
| 22 | Operation, signal | 24E |
| 22 | Operation, signal | 32J |
| 22 | Operation, signal | 44K |
| 22 | Operation, signal | 40K |
| 22 | Operation, signal | 53H |
| 22 | Operation, signal | 29G |
| 22 | Operation, signal | 31H |
| 23 | CRUISE CONTROL lever, signal | 37J |
| 23 | CRUISE CONTROL lever, signal | 22J |
| 24 | Steering column adjustment switch, status | 37K |
| 24 | Steering column adjustment switch, status | 22J |
| 25 | Multifunction steering wheel button group, signal | 22K |
| 25 | Multifunction steering wheel button group, signal | 22K |
| 25 | Multifunction steering wheel button group, signal | 44K |
| 26 | Driver-side switch group, status | 24E |
| 26 | Driver-side switch group, status | 24E |
| 26 | Driver-side switch group, status | 31E |
| 27 | Automatic function switch, status | 23E |
| 27 | Automatic function switch, status | 30D |
| 28 | Reading lamp button, status | 30D |
| 28 | Reading lamp button, status | 30D |
| 29 | Steering wheel vibration motor, request | 41K |
| 29 | Steering wheel vibration motor, request | 38L |
| 3 | Radar sensor system operational, status | 7G |
| 30 | Steering wheel vibration motor, actuation | 45K |
| 31 | Active Lane Keeping Assist warning, request | 38G |
| 31 | Active Lane Keeping Assist warning, request | 27E |
| 32 | ESP®, status | 6G |
| 32 | ESP®, status | 20J |
| 33 | Tire pressure monitor, message | 7D |
| 33 | Tire pressure monitor, message | 24E |
| 33 | Tire pressure monitor, message | 28G |
| 34 | Tire pressure loss warning, status | 6G |
| 34 | Tire pressure loss warning, status | 20J |
| 35 | Trailer recognition, status | 27F |
| 35 | Trailer recognition, status | 7D |
| 35 | Trailer recognition, status | 24E |
| 36 | Wheel-specific service brake braking torque, request | 3G |
| 37 | Wheel-specific service brake braking torque, actuation | 4H |
| 38 | Heater, actuation | 11J |
| 4 | Stereo multifunction camera, status | 10F |
| 5 | Active Lane Keeping Assist button, status | 8E |
| 5 | Active Lane Keeping Assist button, status | 23E |
| 5 | Active Lane Keeping Assist button, status | 29D |
| 5 | Active Lane Keeping Assist button, status | 33B |
| 6 | Active Lane Keeping Assist, status | 38G |
| 6 | Active Lane Keeping Assist, status | 28D |
| 7 | Active Lane Keeping Assist mode, request | 23E |
| 7 | Active Lane Keeping Assist mode, request | 30G |
| 7 | Active Lane Keeping Assist mode, request | 7D |
| 8 | Operating mode, status | 28D |
| 8 | Operating mode, status | 30H |
| 9 | Wheel speed, signal | 20H |
| 9 | Wheel speed, signal | 6G |
| A1 | Instrument cluster | 40F |
| A105 | Touchpad | 50C |
| A105 | Touchpad | 51F |
| A26/17 | Head unit | 30J |
| A40/13 | Stereo multifunction camera | 21E |
| A40/9 | Audio/COMAND control panel | 51J |
| A7/3 | Traction system hydraulic unit | 5H |
| B25/20 | Driver hands-free system microphone | 33J |
| B92/10 | Left outer rear bumper radar sensor | 12D |
| B92/12 | Short and long-range radar sensor | 8J |
| B92/7 | Right outer rear bumper radar sensor | 12C |
| CAN A | Telematics CAN | 36H |
| CAN A | Telematics CAN | 44H |
| CAN B | Interior CAN | 32E |
| CAN B | Interior CAN | 25F |
| CAN B | Interior CAN | 29D |
| CAN B | Interior CAN | 36D |
| CAN C1 | Drive train CAN | 18C |
| CAN C1 | Drive train CAN | 23C |
| CAN H | Vehicle dynamics CAN | 2J |
| CAN HMI | User interface CAN | 30H |
| CAN HMI | User interface CAN | 36G |
| CAN HMI | User interface CAN | 27H |
| CAN S2 | Radar CAN 2 | 10D |
| Code 275 | Memory package | 35K |
| Code 446 | Touchpad only | 49F |
| Code 448 | Touchpad | 49C |
| Code 475 | Tire pressure monitor | 25J |
| Code 550 | Trailer hitch | 22H |
| Flex E | Chassis FlexRay | 12G |
| Flex E | Chassis FlexRay | 21D |
| Flex E | Chassis FlexRay | 4L |
| Flex E | Chassis FlexRay | 12L |
| Flex E | Chassis FlexRay | 27A |
| Flex E | Chassis FlexRay | 20A |
| Flex E | Chassis FlexRay | 12A |
| Flex E | Chassis FlexRay | 18L |
| Flex E | Chassis FlexRay | 8J |
| Flex E | Chassis FlexRay | 25E |
| Flex E | Chassis FlexRay | 5G |
| Flex E | Chassis FlexRay | 12F |
| Flex E | Chassis FlexRay | 5F |
| Flex E | Chassis FlexRay | 35J |
| Flex E | Chassis FlexRay | 36L |
| Flex E | Chassis FlexRay | 27L |
| Flex E | Chassis FlexRay | 32L |
| Flex E | Chassis FlexRay | 27A |
| Flex E | Chassis FlexRay | 20A |
| Flex E | Chassis FlexRay | 12A |
| Flex E | Chassis FlexRay | 45L |
| Flex E | Chassis FlexRay | 44A |
| Flex E | Chassis FlexRay | 36A |
| Flex E | Chassis FlexRay | 51L |
| Flex E | Chassis FlexRay | 51A |
| Flex E | Chassis FlexRay | 4A |
| Flex E | Chassis FlexRay | 18G |
| Flex E | Chassis FlexRay | 18F |
| Flex E | Chassis FlexRay | 57A |
| Flex E | Chassis FlexRay | 57L |
| LIN 1 | Instrument panel LIN | 34B |
| LIN A3 | LCP LIN | 53H |
| LIN B5 | Left front door LIN | 36E |
| LIN E1 | Steering LIN | 40J |
| M99 | Steering wheel vibration motor | 47K |
| N10/6 | Front SAM control unit | 32B |
| N127 | Drivetrain control unit | 20B |
| N135 | Steering wheel electronics | 43J |
| N2/10 | Supplemental restraint system control unit | 2K |
| N28/1 | Trailer recognition control unit | 23J |
| N3/10 | ME-SFI [ME] control unit | 15D |
| N3/9 | CDI control unit | 16B |
| N30/4 | Electronic Stability Program control unit | 2F |
| N49 | Steering wheel angle sensor | 40K |
| N62/4 | Mercedes-Benz Intelligent Drive control unit | 8E |
| N69/1 | Left front door control unit | 34D |
| N70 | Overhead control panel control unit | 41C |
| N70s3 | Interior lamp automatic function button | 39D |
| N70s6 | Left front reading lamp button | 39D |
| N70s7 | Right front reading lamp button | 39D |
| N72/1 | Upper control panel control unit | 56H |
| N72/1s58 | Vehicle button | 57G |
| N73 | Electronic ignition switch control unit | 29E |
| N80 | Steering column module control unit | 38J |
| N88 | Tire pressure monitor control unit | 26J |
| R61 | Radome heater | 12J |
| S163/1 | Instrument cluster multifunction steering wheel button group | 44J |
| S163/2 | Head unit multifunction steering wheel button group | 47J |
| S163/2s10 | Head unit finger navigation pad | 47J |
| S163/2s13 | "Back" button | 47J |
| S20 | Driver-side power window and outside mirror adjustment switch group | 38D |
| S4 | Combination switch | 36K |
| S40/4 | Cruise control lever | 36J |
| S59 | Steering column adjustment switch | 36K |
| S6/1 | Driver-side instrument panel button group | 35B |
| S6/1s2 | Active Lane Keeping Assist button | 37A |
| U1056 | Valid except code 446 (Touchpad only) | 49J |
| U74 | Valid for diesel engines | 14B |
| U75 | Valid for gasoline engines | 14D |
| Y3/8n4 | Fully integrated transmission control, control unit | 25B |