Mercedes-Benz fault codes
20,291 codes · 1,724 vehicle records · 258 ECU records · 56,350 live-data parameters
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Codes 20,291
| Code | Description | Brands | System |
|---|---|---|---|
| B184911 | Glass motor CW pin connected to Battery. | 2 | Body |
| B184915 | Glass motor CCW pin connected to Battery. | 1 | Body |
| B184916 | The actuator motor 'Roof system' has a malfunction. Circuit voltage below threshold. | 1 | Body |
| B184917 | The actuator motor 'Roof system' has a malfunction. Circuit voltage above the threshold. | 1 | Body |
| B184944 | The actuator motor 'Roof system' has a malfunction. Roof system is denormalized. | 1 | Body |
| B184946 | The TNI performance of actual glass panel motor exceeds boundaries of that programmed in SCU NVM. | 1 | Body |
| B184951 | Der Schiebe-Hebedach-Motor hat Funktionsstörung. Das Bauteil ist nicht programmiert | 1 | Body |
| B184971 | The actuator motor 'Roof system' has a malfunction. Actuator stuck. | 1 | Body |
| B184996 | The actuator motor 'Roof system' has a malfunction. Component Internal Failure. | 1 | Body |
| B184998 | The actuator motor 'Roof system' has a malfunction. Component over temperature. | 1 | Body |
| B184A71 | Das Stellglied 'Bugwelle' ist blockiert. | 1 | Body |
| B184A77 | Die befohlene Position der Bugwelle wurde nicht erreicht | 1 | Body |
| B184D96 | Die Kontrollleuchte 'Fahrwerk' hat Funktionsstörung. (Es liegt ein interner Komponentenfehler vor.) | 1 | Body |
| B1850 | driver lumbar horiz sensor circuit malfunction | 15 | Body |
| B185009 | No description available | 1 | Body |
| B1851 | Driver lumbar horizontal sensor circuit performance | 15 | Body |
| B185109 | No description available | 1 | Body |
| B1852 | Collision signal connection | 17 | Body |
| B185209 | No description available | 1 | Body |
| B185248 | No description available | 1 | Body |
| B1853 | Collision signal communication | 14 | Body |
| B185316 | Die Antriebseinheit 'Heckspoiler' hat Funktionsstörung. Unterspannung aktiv (DTC0x985316) | 1 | Body |
| B185317 | Die Antriebseinheit 'Heckspoiler' hat Funktionsstörung. berspannung aktiv (DTC0x985317) | 1 | Body |
| B185348 | The drive unit 'Rear spoiler' has a malfunction. Supervision Software Failure | 1 | Body |
| B1854 | Tel antenna connection | 11 | Body |
| B185400 | Die Kühlmittelpumpe der Klimaanlage läuft trocken. | 1 | Body |
| B1855 | Lumbar Support Horizontal Feedback Circuit | 14 | Body |
| B1856 | e-Call speaker connection | 15 | Body |
| B185646 | The signal signalizes if auto aim can't finish the self calibration process | 1 | Body |
| B1857 | Microphone connection | 14 | Body |
| B185700 | Coax error that makes display mode not available for the driver | 1 | Body |
| B1858 | Power trunk lid unit lost communication with MICU | 14 | Body |
| B185804 | camera error that makes display mode not available for the driver | 1 | Body |
| B185829 | auxiliary video signal is missing or corrupted for auxiliary camera enabled | 1 | Body |
| B1859 | e-Call SW | 13 | Body |
| B185D9A | Control unit 'Left front door handle' has a malfunction. The operating conditions for the component or the system are not satisfied. | 1 | Body |
| B185E1C | Control unit 'Right front door handle' has a malfunction. The voltage value is outside the permissible range. | 1 | Body |
| B185E9A | Control unit 'Right front door handle' has a malfunction. The operating conditions for the component or the system are not satisfied. | 1 | Body |
| B185F11 | The power supply of control unit 'Left rear door handle' has a malfunction. There is a short circuit to ground. | 1 | Body |
| B1860 | Battery voltage too high | 16 | Body |
| B1861 | Battery voltage too low | 17 | Body |
| B18619A | Control unit 'Left rear door handle' has a malfunction. The operating conditions for the component or the system are not satisfied. | 1 | Body |
| B1862 | System startup error | 17 | Body |
| B18621C | Control unit 'Right rear door handle' has a malfunction. The voltage value is outside the permissible range. | 1 | Body |
| B18629A | Control unit 'Right rear door handle' has a malfunction. The operating conditions for the component or the system are not satisfied. | 1 | Body |
| B1863 | BT Communication error | 17 | Body |
| B186300 | Das Steuergerät 'Leuchtdiodenband' im Cockpit links hat Funktionsstörung. | 1 | Body |
| B186345 | Das Steuergerät 'Leuchtdiodenband' im Cockpit links hat Funktionsstörung. Es liegt ein Fehler im Programmspeicher vor. | 1 | Body |
| B186398 | Das Steuergerät 'Leuchtdiodenband' im Cockpit links hat Funktionsstörung. Die Komponente oder das System hat Übertemperatur. | 1 | Body |
| B18639A | Control unit 'Light-emitting diode strip' in the left cockpit has a malfunction. The operating conditions for the component or the system are not satisfied. | 1 | Body |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.