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 |
|---|---|---|---|
| C00A754 | Four Wheel Drive (4WD) Clutch 'A' position search not performed | 1 | Chassis |
| C00AA00 | Brake Booster Control Module Performance | 1 | Chassis |
| C00B200 | Elektronisches Steuergeraet (ECU) defekt (Verdacht auf nicht plausibles ABS-Regelverhalten oder ESP-Schleuderverhalten). | 1 | Chassis |
| C00C200 | MM8 internal configuration values can not be read during initialization. | 1 | Chassis |
| C00C300 | MM8 internal acceleration sensor fault | 1 | Chassis |
| C00C400 | MM8 internal yaw rate sensor fault | 1 | Chassis |
| C00C500 | MM8-internal monitoring does not work. Defect MM8 sensor. | 1 | Chassis |
| C00C600 | Internal MM8 self-test timeout reached. Maybe no SPI connection. | 1 | Chassis |
| C00C900 | CRC check of MM8 sensor did not detect wrong CRC. ASIC defect in MM8 sensor. | 1 | Chassis |
| C00CA00 | IIS MM8 Spi WDELAY timing violation or stuck MM8 SPI registers | 1 | Chassis |
| C00CB00 | IIS MM8 Spi communication failure detected by uC | 1 | Chassis |
| C00CC00 | SW is incompatible with MM8 HW Revision. | 1 | Chassis |
| C00CD00 | No description available | 1 | Chassis |
| C00D000 | No description available | 1 | Chassis |
| C011400 | No description available | 1 | Chassis |
| C012000 | No description available | 1 | Chassis |
| C013100 | offset failure pressure sensor front left | 1 | Chassis |
| C013300 | testpulse pressure sensor front left | 1 | Chassis |
| C013400 | ADC Selftest, Pressure Sensor Front Left | 1 | Chassis |
| C014300 | Pressure Sensor Front Right, Line Error | 1 | Chassis |
| C014400 | ADC Selftest, Pressure Sensor Front Right | 1 | Chassis |
| C015000 | Pressure Sensor Master Cylinder 1, Line Error | 1 | Chassis |
| C015100 | offset error pressure sensor master cylinder 1 | 2 | Chassis |
| C015200 | testpulse pressure sensor master cylinder 1 | 1 | Chassis |
| C015300 | Spi-Handler Hardware Fault detection | 1 | Chassis |
| C016000 | Pressure Sensor Rear Left, Line Error | 1 | Chassis |
| C016100 | offset failure pressure sensor rear left | 2 | Chassis |
| C016200 | MRG test status not correct | 1 | Chassis |
| C016300 | HyFF reset test status not correct | 1 | Chassis |
| C016400 | ADC Selftest, Pressure Sensor Rear Left | 1 | Chassis |
| C018100 | Temporary system degradation due to multiple WSS fault. | 1 | Chassis |
| C018500 | Reverse current at wheel speed sensor supply detected and the reverse protection switch is switched off | 1 | Chassis |
| C019500 | Motor relay short circuit detected | 1 | Chassis |
| C019600 | Motor relay overload detected | 1 | Chassis |
| C01A000 | No description available | 1 | Chassis |
| C01A1 | No description available | 1 | Chassis |
| C01A100 | No description available | 1 | Chassis |
| C01A800 | EEPROM content is not valid or no data can be read | 1 | Chassis |
| C01A900 | UBMR supply line interruption (defect fuse, broken car wire harness or very deep undervoltage) | 1 | Chassis |
| C01AA00 | During RFP actuation UBMR voltage dropped below 40% of VZP | 1 | Chassis |
| C01AB00 | Calibration of Rfp SDMs not possible due to undervoltage | 1 | Chassis |
| C01B000 | SMM info failure | 1 | Chassis |
| C01C000 | Vacuum Sensor, 5Volt Supply Undervoltage caused by 12V Undervoltage | 1 | Chassis |
| C01C200 | Vacuum Sensor Front Chamber, Line Error | 1 | Chassis |
| C01C300 | Vacuum Sensor / Main Cylinder Sensor implausibility | 1 | Chassis |
| C01C400 | Low Vacuum detected by HBB/HBC | 1 | Chassis |
| C01C500 | Booster Low Vacuum | 1 | Chassis |
| C01C600 | ADC Selftest, Vacuum Sensor Front Chamber | 1 | Chassis |
| C01D200 | Das Steuergerät 'N30/4 (Steuergerät Elektronisches Stabilitts-Programm)' hat Unterspannung erkannt. | 1 | Chassis |
| C01D300 | The valve relay was requested to be on but UVR (compared to UBVR) does not show the on state of the valve relay | 1 | Chassis |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.