Electrical Function Schematic For Tire Pressure Loss Warning (RDW) System - PE40.15-P-2051-97FBA
WARNING: This page is about a different car, the 2023 Mercedes-Benz GLC300, 2022 Mercedes-Benz GLC300, 2021 Mercedes-Benz GLC300, 2020 Mercedes-Benz GLC350e, and 2020 Mercedes-Benz GLC300. However, it is still accessible from the selected car via links, so may be relevant.
Model 205, 253
with code 477 (Tire pressure loss warning system)
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Circuit 15, status | 4E |
| 2 | Multifunction steering wheel button group, signal | 8H |
| 2 | Multifunction steering wheel button group, signal | 13F |
| 2 | Multifunction steering wheel button group, signal | 9E |
| 3 | Wheel speed, signal | 3D |
| 4 | Tire pressure loss warning message, request | 8H |
| 4 | Tire pressure loss warning message, request | 6E |
| 5 | Speed, turn rate and lateral acceleration, signal | 3F |
| 6 | Diagnosis, communication | 8D |
| 6 | Diagnosis, communication | 8C |
| A1 | Instrument cluster | 7J |
| CAN D | Diagnostic CAN | 7C |
| CAN H | Vehicle dynamics CAN | 2G |
| CAN HMI | User interface CAN | 7G |
| Flex E | Chassis FlexRay | 5E |
| Flex E | Chassis FlexRay | 10E |
| L6/1 | Left front axle RPM sensor | 2B |
| L6/2 | Right front axle RPM sensor | 2B |
| L6/3 | Left rear axle RPM sensor | 2B |
| L6/4 | Right rear axle RPM sensor | 2B |
| LIN E1 | Steering LIN | 12G |
| N135 | Steering wheel electronics | 12K |
| N2/10 | Supplemental restraint system control unit | 2J |
| N30/4 | Electronic Stability Program control unit | 2D |
| N73 | Electronic ignition switch control unit | 7D |
| N80 | Steering column module control unit | 12D |
| S110 | Left multifunction steering wheel button group | 13H |
| S111 | Right multifunction steering wheel button group | 12H |
| X11/4 | Diagnostic connector | 7A |