Electrical Function Schematic For Regenerative Braking System - PE42.22-P-2050-97SEA
Model 222.173 as of model year 2018
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Electric parking brake switch, status | 45G |
| 1 | Electric parking brake switch, status | 42E |
| 11 | Brake fluid level switch and parking brake indicator switch, status | 25J |
| 11 | Brake fluid level switch and parking brake indicator switch, status | 25D |
| 12 | Service brake, status | 9F |
| 12 | Service brake, status | 16F |
| 13 | Pedal angle sensor, signal | 45E |
| 14 | Dynamometer mode, status | 25H |
| 14 | Dynamometer mode, status | 40E |
| 15 | Engine torque, reduce request | 10F |
| 15 | Engine torque, reduce request | 16F |
| 16 | Brake fluid level switch, status | 26A |
| 17 | Drivetrain operational, signal | 13F |
| 17 | Drivetrain operational, signal | 22F |
| 17 | Drivetrain operational, signal | 40E |
| 18 | Seat belt buckle restraint system switch, status | 27G |
| 18 | Seat belt buckle restraint system switch, status | 33J |
| 18 | Seat belt buckle restraint system switch, status | 39E |
| 19 | Steering assistance, request | 44J |
| 2 | Steering wheel angle, signal | 44E |
| 2 | Steering wheel angle, signal | 42B |
| 20 | Diagnosis, communication | 28F |
| 20 | Diagnosis, communication | 42F |
| 20 | Diagnosis, communication | 20H |
| 20 | Diagnosis, communication | 23G |
| 21 | Engine running, signal | 13F |
| 21 | Engine running, signal | 21F |
| 21 | Engine running, signal | 41F |
| 22 | Downshift suppression, request | 10F |
| 22 | Downshift suppression, request | 17F |
| 22 | Downshift suppression, request | 3G |
| 23 | Electric parking brake, request | 29F |
| 24 | Electric parking brake control unit, status | 41F |
| 25 | Speed, turn rate and lateral acceleration, signal | 41G |
| 27 | Door rotary tumbler switch, status | 23E |
| 27 | Door rotary tumbler switch, status | 18B |
| 27 | Door rotary tumbler switch, status | 40F |
| 28 | Service brake braking torque, request | 42G |
| 28 | Service brake braking torque, request | 9F |
| 28 | Service brake braking torque, request | 16F |
| 29 | Trailer recognition, status | 24H |
| 29 | Trailer recognition, status | 40F |
| 3 | Wheel speed, signal | 44H |
| 3 | Wheel speed, signal | 24J |
| 3 | Wheel speed, signal | 27F |
| 3 | Wheel speed, signal | 9F |
| 3 | Wheel speed, signal | 16F |
| 30 | Multifunction steering wheel button group, signal | 45C |
| 30 | Multifunction steering wheel button group, signal | 43E |
| 30 | Multifunction steering wheel button group, signal | 25J |
| 30 | Multifunction steering wheel button group, signal | 29F |
| 31 | Gear range, status | 21F |
| 32 | Gear range "P", request | 16F |
| 33 | Electric machine, status | 13G |
| 33 | Electric machine, status | 10F |
| 34 | Generated regenerative braking torque, signal | 12F |
| 34 | Generated regenerative braking torque, signal | 13G |
| 34 | Generated regenerative braking torque, signal | 22F |
| 34 | Generated regenerative braking torque, signal | 10F |
| 35 | Engine torque, reduce request | 9G |
| 35 | Engine torque, reduce request | 16F |
| 36 | Available regenerative braking torque, signal | 13F |
| 36 | Available regenerative braking torque, signal | 22F |
| 37 | Electric machine specified torque, request | 13F |
| 37 | Electric machine specified torque, request | 9J |
| 38 | Wiper status, signal | 24D |
| 38 | Wiper status, signal | 40F |
| 39 | ESP OFF, request | 25H |
| 39 | ESP OFF, request | 39F |
| 4 | Brake vacuum sensor, signal | 46F |
| 40 | Charging current, energy flow | 12K |
| 41 | High-voltage battery voltage, signal | 15G |
| 41 | High-voltage battery voltage, signal | 9F |
| 42 | Charging current from alternator operation, energy flow | 6K |
| 43 | Active Brake Assist, status | 27G |
| 43 | Active Brake Assist, status | 39F |
| 44 | DYNAMIC SELECT switch, status | 26D |
| 44 | DYNAMIC SELECT switch, status | 33A |
| 44 | DYNAMIC SELECT switch, status | 33B |
| 44 | DYNAMIC SELECT switch, status | 33D |
| 44 | DYNAMIC SELECT switch, status | 38E |
| 5 | Gear range, status | 12F |
| 5 | Gear range, status | 21F |
| 5 | Gear range, status | 41E |
| 5 | Gear range, status | 6G |
| 6 | Variant coding, signal | 41E |
| 6 | Variant coding, signal | 25D |
| 7 | Brake lights, request | 13D |
| 7 | Brake lights, request | 9C |
| 7 | Brake lights, request | 6C |
| 7 | Brake lights, request | 9A |
| 7 | Brake lights, request | 28F |
| 8 | Accelerator pedal sensor, signal | 12F |
| 8 | Accelerator pedal sensor, signal | 22F |
| 8 | Accelerator pedal sensor, signal | 40E |
| 8 | Accelerator pedal sensor, signal | 5E |
| 9 | Instrument cluster, message | 24J |
| 9 | Instrument cluster, message | 28F |
| A1 | Instrument cluster | 25K |
| A100g1 | High-voltage battery | 13K |
| A105 | Touchpad | 35C |
| A108 | Active Brake Assist controller unit | 30K |
| A26/17 | Head unit | 32A |
| A40/9 | Audio/COMAND control panel | 38A |
| A40/9s19 | DYNAMIC SELECT switch | 36A |
| A7/3 | Traction system hydraulic unit | 45G |
| A79/1 | Electric machine | 4J |
| A85/1s1 | Right front door pre-locking position microswitch | 16A |
| A85s1 | Left front door pre-locking position microswitch | 16A |
| A91m1 | Electric power steering actuator motor | 42K |
| B150/2 | Dual brake vacuum sensor | 47F |
| B37 | Accelerator pedal sensor | 2E |
| B37/1 | Pedal angle sensor | 46D |
| CAN A | Telematics CAN | 35A |
| CAN A | Telematics CAN | 34B |
| CAN B | Interior CAN | 20D |
| CAN B | Interior CAN | 24D |
| CAN B | Interior CAN | 21K |
| CAN B | Interior CAN | 21B |
| CAN C | Engine CAN | 11F |
| CAN C1 | Drive train CAN | 4G |
| CAN D | Diagnostic CAN | 21H |
| CAN H | Vehicle dynamics CAN | 37H |
| CAN HMI | User interface CAN | 24H |
| CAN HMI | User interface CAN | 30H |
| CAN HMI | User interface CAN | 29A |
| CAN L | Hybrid CAN | 10K |
| CAN L | Hybrid CAN | 14H |
| CAN LR | Steering wheel CAN | 45B |
| CAN PER | Peripherals CAN | 17F |
| CAN PER | Peripherals CAN | 28K |
| Code 23P | Driver assistance package | 36J |
| Code 258 | COLLISION PREVENTION ASSIST | 29J |
| Code 446 | Touchpad only | 29C |
| Code 446 | Touchpad only | 33C |
| Code 448 | Touchpad | 37A |
| Code 550 | Trailer hitch | 17J |
| E21 | Center stop lamp | 7A |
| E3 | Left rear lamp unit | 10B |
| E4 | Right rear lamp unit | 5B |
| Flex E | Chassis FlexRay | 31F |
| Flex E | Chassis FlexRay | 43D |
| Flex E | Chassis FlexRay | 43H |
| Flex E | Chassis FlexRay | 40K |
| L6/1 | Left front axle rpm sensor | 46K |
| L6/2 | Right front axle rpm sensor | 46K |
| L6/3 | Left rear axle rpm sensor | 46L |
| L6/4 | Right rear axle rpm sensor | 46L |
| LIN A3 | LCP LIN | 32D |
| N10/6 | Front SAM control unit | 24A |
| N10/8 | Rear SAM control unit | 12B |
| N127 | Drivetrain control unit | 14E |
| N129/1 | Power electronics control unit | 7J |
| N135 | Steering wheel electronics | 48C |
| N2/10 | Supplemental restraint system control unit | 33G |
| N28/1 | Trailer recognition control unit | 18K |
| N3/10 | ME-SFI [ME] control unit | 7F |
| N30/4 | Electronic Stability Program control unit | 43E |
| N49 | Steering wheel angle sensor | 41A |
| N62/4 | Mercedes-Benz Intelligent Drive control unit | 38K |
| N68 | Electrical power steering control unit | 43K |
| N69/1 | Left front door control unit | 19A |
| N69/2 | Right front door control unit | 19A |
| N72 | Lower control panel | 31C |
| N72s19 | DYNAMIC SELECT switch | 28C |
| N73 | Electronic ignition switch control unit | 25E |
| N80 | Steering column module control unit | 43A |
| N82/2 | Battery management system control unit | 16K |
| S11 | Brake fluid level switch | 27A |
| S163/1 | Instrument cluster multifunction steering wheel button group | 46A |
| S68/3 | Driver seat belt buckle switch | 34K |
| S76/15 | Electric parking brake switch | 47G |
| X11/4 | Diagnostic connector | 18H |
| Y3/8n4 | Fully integrated transmission control, control unit | 2G |