Mercedes-Benz fault codes
20,291 codes · 1,724 vehicle records · 258 ECU records · 56,350 live-data parameters
Search only Mercedes-Benz codes
Codes 20,291
| Code | Description | Brands | System |
|---|---|---|---|
| P0AFAA2 | The power supply of the high-voltage on-board electrical system is too low. The system voltage is too low. | 1 | Powertrain |
| P0AFB | The bus voltage is higher than the upper limit of the operating voltage | 28 | Powertrain |
| P0AFB00 | Hybrid/EV Battery System Voltage High | 2 | Powertrain |
| P0AFB17 | The power supply of the high-voltage on-board electrical system is too high. | 1 | Powertrain |
| P0AFBA3 | The power supply of the high-voltage on-board electrical system is too high. The system voltage is too high. | 1 | Powertrain |
| P0AFBFB | Die Spannungsversorgung des Hochvolt-Bordnetzes ist zu hoch. | 1 | Powertrain |
| P0AFD | Total voltage too high | 10 | Powertrain |
| P0AFD00 | Hybrid/EV Battery Pack Temperature Too Low | 1 | Powertrain |
| P0AFD9D | The temperature of the hybrid/high-voltage battery module is too low. The component or the system has undertemperature. | 1 | Powertrain |
| P0B0018 | Pump1 Motor PhaseA current -Too low | 1 | Powertrain |
| P0B0019 | Pump1 PhaseA HS current - Too High -> initiate intrusive sequence for StB or STG detection | 1 | Powertrain |
| P0B001D | Pump1 PhaseA LS current - Too High -> initiate intrusive sequence for StB or STG detection | 1 | Powertrain |
| P0B0900 | Pump1 PhaseA HS current - Too High -> initiate intrusive sequence for StB or STG detection | 1 | Powertrain |
| P0B0901 | Pump1 PhaseB HS current - Too High -> initiate intrusive sequence for StB or STG detection | 1 | Powertrain |
| P0B0D93 | Electric/Auxiliary Transmission Fluid Pump Motor Control Module | 1 | Powertrain |
| P0B0E | Hybrid Battery Pack Current Sensor 'B' Circuit | 25 | Powertrain |
| P0B0E02 | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. General Signal Failure. | 1 | Powertrain |
| P0B0E04 | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. System Internal Failure. | 1 | Powertrain |
| P0B0E09 | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Component Failure. | 1 | Powertrain |
| P0B0E18 | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Circuit Current Below Threshold. | 1 | Powertrain |
| P0B0E19 | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Circuit Current Above Threshold. | 1 | Powertrain |
| P0B0E1D | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Circuit Current Out of Range. | 1 | Powertrain |
| P0B0E1F | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Circuit Intermittent. | 1 | Powertrain |
| P0B0E29 | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Signal Invalid. | 1 | Powertrain |
| P0B0E2A | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. There is no signal change. | 1 | Powertrain |
| P0B0E56 | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Invalid / Incompatible Configuration. | 1 | Powertrain |
| P0B0E62 | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Signal Compare Failure. | 1 | Powertrain |
| P0B0E96 | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Component Internal Failure. | 1 | Powertrain |
| P0B0E9A | Sensor B for the battery current in the hybrid/high-voltage battery module has an electrical fault. Component or System Operating Conditions. | 1 | Powertrain |
| P0B0F | Hybrid/EV Battery Pack Current Sensor B Circuit Range/Performance | 26 | Powertrain |
| P0B0F16 | Sensor B for the battery current in the hybrid/high-voltage battery module has a malfunction. The limit value for electrical voltage has not been attained. | 1 | Powertrain |
| P0B0F18 | Sensor B for the battery current in the hybrid/high-voltage battery module has a malfunction. The limit value for current has not been attained. | 1 | Powertrain |
| P0B0F19 | Sensor B for the battery current in the hybrid/high-voltage battery module has a malfunction. The limit value for current has been exceeded. | 1 | Powertrain |
| P0B10 | Hybrid/EV Battery Pack Current Sensor B Circuit Low | 28 | Powertrain |
| P0B1000 | Battery current sensor B in the high-voltage battery module has a short circuit to ground. | 1 | Powertrain |
| P0B11 | Hybrid/EV Battery Pack Current Sensor B Circuit High | 27 | Powertrain |
| P0B1100 | Battery current sensor B in the high-voltage battery module has a short circuit to positive. | 1 | Powertrain |
| P0B13 | Hybrid/EV Battery Pack Current Sensor A/B Correlation | 26 | Powertrain |
| P0B1364 | The values of sensors A and B for the battery current in the hybrid/high-voltage battery module are implausible in relation to each other. Signal Plausibility Failure. | 1 | Powertrain |
| P0B14 | Hybrid Battery Pack Voltage Sense 'B' Circuit | 22 | Powertrain |
| P0B15 | Hybrid Battery Pack Voltage Sense 'B' Circuit Range/Performance | 20 | Powertrain |
| P0B1500 | Hybrid/EV Battery Pack Voltage Sense 'B' Circuit Range/Performance | 1 | Powertrain |
| P0B1516 | Sensor B for the battery voltage in the hybrid/high-voltage battery module has a malfunction. The limit value for electrical voltage has not been attained. | 1 | Powertrain |
| P0B151C | Sensor B for the battery voltage in the hybrid/high-voltage battery module has a malfunction. The voltage value is outside the permissible range. | 1 | Powertrain |
| P0B16 | Hybrid Battery Pack Voltage Sense 'B' Circuit Low | 20 | Powertrain |
| P0B1611 | Sensor B for the battery voltage in the hybrid/high-voltage battery module has a short circuit to ground. There is a short circuit to ground. | 1 | Powertrain |
| P0B17 | Hybrid Battery Pack Voltage Sense 'B' Circuit High | 20 | Powertrain |
| P0B1700 | Hybrid/EV Battery Pack Voltage Sense 'B' Circuit High | 1 | Powertrain |
| P0B1701 | PackV measurement implausible | 1 | Powertrain |
| P0B192A | Sensor C for the battery voltage in the hybrid/high-voltage battery module has an electrical fault. There is no signal change. | 1 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.