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 |
|---|---|---|---|
| B1279 | Self-cruise control function deactivation/reactivation button failure | 16 | Body |
| B127900 | No description available | 2 | Body |
| B127952 | IC - Maintenance calculation not started | 1 | Body |
| B127955 | No description available | 2 | Body |
| B127956 | No description available | 2 | Body |
| B127B11 | PARKTRONIC sensor 11 has a malfunction. There is a short circuit to ground. | 1 | Body |
| B127B97 | PARKTRONIC sensor 11 has a malfunction. The system function is restricted. | 1 | Body |
| B1280 | Front wiper high-speed output control circuit voltage is low | 19 | Body |
| B128011 | PARKTRONIC sensor 12 has a malfunction. There is a short circuit to ground. | 1 | Body |
| B128097 | PARKTRONIC sensor 12 has a malfunction. The system function is restricted. | 1 | Body |
| B1281 | FM composite signal circuit | 16 | Body |
| B1282 | Ambience lighting zone 2 - Output blue LED | 16 | Body |
| B1283 | Front washing output control circuit voltage is low | 16 | Body |
| B1284 | Front washing output control circuit voltage is high | 17 | Body |
| B1285 | Electric rear defrost circuit low | 15 | Body |
| B1286 | Electric rear defrost circuit high | 8 | Body |
| B128696 | Park Sensor rear internal error | 1 | Body |
| B1287 | Horn output control circuit voltage is high | 12 | Body |
| B1288 | Rear defrost output control circuit is open | 12 | Body |
| B1289 | Video input E | 13 | Body |
| B128955 | No description available | 2 | Body |
| B1290 | Speaker 19 | 15 | Body |
| B1291 | Rear washer output control circuit voltage high | 10 | Body |
| B1292 | Driver Side Crash Sensor Fault Signal | 16 | Body |
| B1293 | Speaker 22 | 15 | Body |
| B1294 | Passenger side impact sensor signal lost | 15 | Body |
| B1295 | Speaker 24 | 16 | Body |
| B1297 | Automatic braking in case of collision risk (urban) function detects collision | 15 | Body |
| B1298 | Intrusion Sensor Power circuit short to battery (DTC) or short to ground DTC | 16 | Body |
| B1299 | Intrusion Sensor Power circuit short to battery (DTC B1298) or short to ground DTC | 16 | Body |
| B129A00 | The control unit for telematics services was deactivated because of a crash signal. | 2 | Body |
| B129B00 | No description available | 2 | Body |
| B129B4B | No description available | 2 | Body |
| B129B55 | Das Steuergerät 'Kameraabdeckung' hat Funktionsstörung. Das Bauteil ist nicht konfiguriert. | 2 | Body |
| B129B56 | Das Steuergerät 'Kameraabdeckung' hat Funktionsstörung. Eine falsche oder inkompatible Konfiguration wurde erkannt. | 2 | Body |
| B129B87 | Ethernet Timeout Error LOC | 1 | Body |
| B129C00 | No description available | 2 | Body |
| B129C4B | The control unit for telematics services has a malfunction. There is a fault due to overtemperature. | 1 | Body |
| B129C56 | The control unit for telematics services has a malfunction. An incorrect or incompatible configuration was detected. | 1 | Body |
| B129D00 | No description available | 1 | Body |
| B129D04 | Control unit 'MAGIC SKY CONTROL' has a malfunction. There is an internal fault. | 1 | Body |
| B129D16 | Control unit 'MAGIC SKY CONTROL' has a malfunction. The limit value for electrical voltage has not been attained. | 1 | Body |
| B129D17 | Control unit 'MAGIC SKY CONTROL' has a malfunction. The limit value for electrical voltage has been exceeded. | 1 | Body |
| B129D4B | No description available | 1 | Body |
| B129D53 | Control unit 'MAGIC SKY CONTROL' has a malfunction. The component is deactivated. | 1 | Body |
| B129D87 | Control unit 'MAGIC SKY CONTROL' has a malfunction. The message is missing. | 1 | Body |
| B129F11 | Die Signalleitung (SSK_STAT) vom Steuergerät 'Traktionssystem' hat Funktionsstörung. Es liegt ein Kurzschluss nach Masse vor. | 1 | Body |
| B129F12 | Die Signalleitung (SSK_STAT) vom Steuergerät 'Traktionssystem' hat Funktionsstörung. Es liegt ein Kurzschluss nach Plus vor. | 1 | Body |
| B12A0 | Rear Seat Audio 1 - Audio Control Request Circuit | 12 | Body |
| B12A000 | No description available | 2 | Body |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.