Electrical Function Schematic For Adaptive Brake (ABR) - PE42.47-P-2050-97TAB
Model 172.4 as of model year 2017
| Code: | Designation: | Position: |
|---|---|---|
| 1 | ESP® button, status | 23F |
| 1 | ESP® button, status | 34K |
| 10 | Instrument cluster, message | 31H |
| 10 | Instrument cluster, message | 22J |
| 11 | Turn rate, lateral and longitudinal acceleration sensor, signal | 17E |
| 13 | Service brake, status | 8F |
| 14 | Brake light switch, status | 23G |
| 15 | Dynamometer mode, status | 24F |
| 15 | Dynamometer mode, status | 31K |
| 16 | Engine torque, reduce request | 9F |
| 17 | Brake fluid level switch and parking brake indicator switch, status | 34J |
| 18 | Circuit 61, status | 16F |
| 19 | Brake vacuum sensor, signal | 23E |
| 2 | Parking brake switch, status | 17H |
| 2 | Parking brake switch, status | 5K |
| 20 | Engine torque, signal | 15F |
| 21 | Downshift suppression, request | 2D |
| 21 | Downshift suppression, request | 9F |
| 22 | Seat belt buckle restraint system switch, status | 25C |
| 22 | Seat belt buckle restraint system switch, status | 21D |
| 23 | DIRECT SELECT INTERFACE, status | 5H |
| 23 | DIRECT SELECT INTERFACE, status | 15F |
| 24 | Anti-lock braking system indicator lamp, actuation | 24K |
| 25 | Electronic Stability Program warning lamp, actuation | 23L |
| 26 | Brake system warning lamp, actuation | 19L |
| 27 | Circuit 15, status | 18E |
| 28 | Wiper status, signal | 24F |
| 29 | Door rotary tumbler switch, status | 36D |
| 29 | Door rotary tumbler switch, status | 34H |
| 3 | Steering wheel angle, signal | 20D |
| 30 | Residual distance information, signal | 25F |
| 30 | Residual distance information, signal | 31K |
| 4 | Wheel speed, signal | 17G |
| 4 | Wheel speed, signal | 30H |
| 4 | Wheel speed, signal | 22J |
| 5 | Electronic selector lever module control unit, status | 17F |
| 6 | Gear range, status | 5D |
| 6 | Gear range, status | 16F |
| 7 | Variant coding, signal | 24F |
| 8 | Brake lights, request | 31H |
| 8 | Brake lights, request | 33G |
| 8 | Brake lights, request | 31F |
| 9 | Accelerator pedal sensor, signal | 8G |
| 9 | Accelerator pedal sensor, signal | 16F |
| A1 | Instrument cluster | 20J |
| A1e17 | Antilock brake system indicator lamp | 25K |
| A1e41 | Electronic Stability Program warning lamp | 23K |
| A1e51 | Brake system warning lamp | 18K |
| A1p13 | Multifunction display | 18J |
| A7/3 | Traction system hydraulic unit | 21F |
| A85s1 | Left door lock rotary tumbler switch | 36B |
| B24/15 | Yaw rate sensor for lateral and longitudinal acceleration | 9D |
| B37 | Accelerator pedal sensor | 10G |
| B64/1 | Brake vacuum sensor | 29B |
| CAN B | Interior CAN | 33H |
| CAN B | Interior CAN | 36H |
| CAN C | Drive train CAN | 3E |
| CAN C | Drive train CAN | 3H |
| CAN E1 | Chassis CAN 1 | 13F |
| CAN E1 | Chassis CAN 1 | 20D |
| CAN E1 | Chassis CAN 1 | 25F |
| CAN E1 | Chassis CAN 1 | 12K |
| CAN E1 | Chassis CAN 1 | 22C |
| CAN E1 | Chassis CAN 1 | 16C |
| CAN E2 | Chassis CAN 2 | 25J |
| CAN E2 | Chassis CAN 2 | 30K |
| CAN H | Vehicle dynamics CAN | 14F |
| Code 239 | DISTRONIC PLUS | 9C |
| Code 421 | 9G-TRONIC | 1J |
| Code B03 | ECO start/stop function | 28B |
| L6/1 | Left front axle RPM sensor | 15H |
| L6/2 | Right front axle RPM sensor | 15H |
| L6/3 | Left rear axle RPM sensor | 15H |
| L6/4 | Right rear axle RPM sensor | 15J |
| LIN 1 | Instrument panel LIN | 35K |
| N10/1 | Front SAM control unit with fuse and relay module | 33J |
| N10/2 | Rear SAM control unit with fuse and relay module | 33E |
| N128 | Electric parking brake control unit | 7J |
| N150 | DIRECT SELECT INTERFACE | 2J |
| N2/10 | Supplemental restraint system control unit | 24C |
| N3/10 | ME-SFI [ME] control unit | 6E |
| N3/9 | CDI control unit | 6G |
| N30/4 | Electronic Stability Program control unit | 20E |
| N49 | Steering wheel angle sensor | 21B |
| N62 | Parking system control unit | 28K |
| N69/1 | Left door control unit | 36E |
| N72/1 | Upper control panel control unit | 37K |
| N72/1s1 | ESP OFF button | 38K |
| N73 | Electronic ignition switch control unit | 14B |
| N80 | Steering column module control unit | 20A |
| S11 | Brake fluid level switch | 35J |
| S68/3 | Driver seat belt buckle restraint system switch | 26B |
| S76/15 | Electric parking brake switch | 4J |
| S9/1 | Stop lamp switch | 23H |
| U1018 | Valid for gasoline engine 276 | 5E |
| U25 | Valid for automatic transmission | 1B |
| U739 | Valid for gasoline engine 271 DE | 5D |
| U948 | Valid for diesel engine 651 | 5G |
| Y3/8n4 | Fully integrated transmission control control unit | 2B |