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 |
|---|---|---|---|
| U2405 | No description available | 3 | Network |
| U2406 | No description available | 8 | Network |
| U2407 | No description available | 9 | Network |
| U2411 | Motor Control Unit (MCU) node signal invalid | 4 | Network |
| U2412 | BCM node existing invalid signal | 9 | Network |
| U2413 | ABS node existing invalid signal | 9 | Network |
| U2415 | Missing Message Error With ABS/ESP | 10 | Network |
| U2420 | No description available | 9 | Network |
| U2425 | BR463 SA,BR464 | 8 | Network |
| U2430 | BR463 Sport | 2 | Network |
| U2435 | BR167 AMG Offset 2000 | 2 | Network |
| U2438 | No description available | 1 | Network |
| U2443 | No description available | 3 | Network |
| U2445 | U2245 (BR290 HA 20/21'')/ | 2 | Network |
| U2450 | No description available | 2 | Network |
| U2465 | Offset 2000 | 3 | Network |
| U2472 | BR463AMG Offset 2000 | 2 | Network |
| U2475 | No description available | 3 | Network |
| U2482 | No description available | 2 | Network |
| U2490 | Offest 2000 | 2 | Network |
| U2515 | No description available | 4 | Network |
| U2530 | BR167 Offset 2000 | 8 | Network |
| U2533 | No description available | 3 | Network |
| U2539 | No description available | 3 | Network |
| U2550 | No description available | 8 | Network |
| U2565 | U2365 (BR463 Serie)/ (X167) Offset 2000 | 2 | Network |
| U2573 | No description available | 3 | Network |
| U2592 | BR167 Offset 2000 | 2 | Network |
| U25BD86 | Lost Communication with Fan 4. Signal Invalid | 1 | Network |
| U2879 | Offset 2300 | 2 | Network |
| U2906 | No description available | 3 | Network |
| U2E02FF | Network: External: FW_ComScl_CMS_PI_State_Gw_AR2_CMS_PI_Stat_Pr2_Timeout | 1 | Network |
| U2E03FF | Network: External: FW_ComScl_GW_PT_ObjIntrst_Pr2 - Datacorrupt Error | 1 | Network |
| U2E04FF | Network: External: FW_ComScl_GW_PT_ObjIntrst_Pr2_Timeout | 1 | Network |
| U2E05FF | Network: External: FW_ComScl_GW_VehAccel_X_Rq_Pr2 - Datacorrupt Error | 1 | Network |
| U2E06FF | Network: External: FW_ComScl_GW_VehAccel_X_Rq_Pr2_Timeout | 1 | Network |
| U2E07FF | Network: External: FW_Scl_GW_AS_Actv_Ctrl_Stat_Invalid | 1 | Network |
| U2E14FF | Network: External: FW_ComScl_ESP_EDIFF_Rs_Timeout | 1 | Network |
| U3000 | Control Module | 30 | Network |
| U300000 | Monitoring level 2 MU_Error_Md | 3 | Network |
| U300001 | If the customer returns repeatedly to the workshop with the DTC SRS- set, this may indicate that the battery voltage is poor | 3 | Network |
| U300002 | software error in errorhandler (only development) | 2 | Network |
| U300004 | The control unit has a malfunction due to redundant monitoring. There is an internal fault. | 2 | Network |
| U300005 | Lockstep fault | 2 | Network |
| U300006 | If DTC FSM- is stored, prioritise its fault tracing | 3 | Network |
| U300016 | The control unit has a malfunction due to redundant monitoring. The limit value for electrical voltage has not been attained. | 1 | Network |
| U300019 | The control unit has a malfunction due to redundant monitoring. The limit value for current has been exceeded. | 1 | Network |
| U300042 | The control unit has a malfunction due to redundant monitoring. There is a general memory error. | 1 | Network |
| U300043 | The control unit has a malfunction due to redundant monitoring. There is an error in the additional memory. | 1 | Network |
| U300044 | Memory: RAM check failed | 3 | Network |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.