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 |
|---|---|---|---|
| P0ABE21 | Power BIST fault | 1 | Powertrain |
| P0ABE22 | Main ADC REF4P2V fault | 1 | Powertrain |
| P0ABE23 | AUX ADC REF4P2V fault | 1 | Powertrain |
| P0ABE24 | MAIN ADC VCM diagnostic | 1 | Powertrain |
| P0ABE25 | AUX ADC REF diagnostic | 1 | Powertrain |
| P0ABE26 | BAT power diagnostic | 1 | Powertrain |
| P0ABE27 | SREF REF diagnostic | 1 | Powertrain |
| P0ABF | Hybrid/EV Battery Pack Current Sensor A Circuit | 32 | Powertrain |
| P0ABF00 | Hybrid/EV Battery Pack Current Sensor 'A' Circuit | 1 | Powertrain |
| P0ABF02 | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. General Signal Failure. | 1 | Powertrain |
| P0ABF04 | Hybrid/EV Battery Pack Current Sensor 'A' Circuit | 1 | Powertrain |
| P0ABF09 | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Component Failure. | 1 | Powertrain |
| P0ABF18 | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Circuit Current Below Threshold. | 1 | Powertrain |
| P0ABF19 | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Circuit Current Above Threshold. | 1 | Powertrain |
| P0ABF1D | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Circuit Current Out of Range. | 1 | Powertrain |
| P0ABF1F | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Circuit Intermittent. | 1 | Powertrain |
| P0ABF29 | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Signal Invalid. | 1 | Powertrain |
| P0ABF56 | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Invalid / Incompatible Configuration. | 1 | Powertrain |
| P0ABF62 | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Signal Compare Failure. | 1 | Powertrain |
| P0ABF96 | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Component Internal Failure. | 1 | Powertrain |
| P0ABF9A | Sensor A for the battery current in the hybrid/high-voltage battery module has an electrical fault. Component or System Operating Conditions. | 1 | Powertrain |
| P0AC0 | Hybrid/EV Battery Pack Current Sensor A Circuit Range/Performance | 30 | Powertrain |
| P0AC000 | Shunt over temperature | 1 | Powertrain |
| P0AC004 | Battery current sensor 'A' in the high-voltage battery module has a malfunction. | 1 | Powertrain |
| P0AC016 | Sensor A 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 |
| P0AC018 | Sensor A 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 |
| P0AC019 | Sensor A for the battery current in the hybrid/high-voltage battery module has a malfunction. The limit value for current has been exceeded. | 1 | Powertrain |
| P0AC029 | Battery current sensor 'A' in the high-voltage battery module has a malfunction. Signal Invalid | 1 | Powertrain |
| P0AC1 | Hybrid/EV Battery Pack Current Sensor A Circuit Low | 30 | Powertrain |
| P0AC100 | Hybrid/EV Battery Pack Current Sensor 'A' Circuit Low | 1 | Powertrain |
| P0AC1FA | Sensor A for the battery current in the hybrid/high-voltage battery module has a short circuit to ground. Main sensor | 1 | Powertrain |
| P0AC2 | Hybrid/EV Battery Pack Current Sensor A Circuit High | 30 | Powertrain |
| P0AC200 | Battery current sensor A in the high-voltage battery module has a short circuit to positive. | 1 | Powertrain |
| P0AC2FA | Sensor A for the battery current in the hybrid/high-voltage battery module has a short circuit to positive. Main sensor | 1 | Powertrain |
| P0AC3 | Hybrid/EV Battery Pack Current Sensor A Circuit Intermittent/Erratic | 24 | Powertrain |
| P0AC300 | Hybrid/EV Battery Pack Current Sensor 'A' Circuit Intermittent/Erratic | 1 | Powertrain |
| P0AC31F | Sensor A for battery current in the high-voltage battery module has a sporadic malfunction. | 1 | Powertrain |
| P0AC501 | Temperature sensor B of the hybrid/high-voltage battery has an electrical fault. General Electrical Failure. | 1 | Powertrain |
| P0AC502 | Temperature sensor B of the hybrid/high-voltage battery has an electrical fault. General Signal Failure. | 1 | Powertrain |
| P0AC509 | Temperature sensor B of the hybrid/high-voltage battery has an electrical fault. Component Failure. | 1 | Powertrain |
| P0AC6 | Hybrid/EV Battery Temperature Sensor B Circuit Range/Performance | 29 | Powertrain |
| P0AC609 | Temperature sensor B of the hybrid/high-voltage battery has a malfunction. Component Failure. | 1 | Powertrain |
| P0AC684 | Temperature sensor B of the hybrid/high-voltage battery has a malfunction. There is a signal below the permissible limit value. | 1 | Powertrain |
| P0AC685 | Temperature sensor B of the hybrid/high-voltage battery has a malfunction. There is a signal above the permissible limit value. | 1 | Powertrain |
| P0AC7 | Hybrid/EV Battery Temperature Sensor B Circuit Low | 29 | Powertrain |
| P0AC700 | Temperature sensor B of the high-voltage battery has a short circuit to ground. | 1 | Powertrain |
| P0AC711 | Temperature sensor B of the hybrid/high-voltage battery has a short circuit to ground. There is a short circuit to ground. | 1 | Powertrain |
| P0AC8 | Hybrid/EV Battery Temperature Sensor B Circuit High | 30 | Powertrain |
| P0AC812 | Temperature sensor B of the hybrid/high-voltage battery has a short circuit to positive. There is a short circuit to positive. | 1 | Powertrain |
| P0ACA01 | Temperature sensor C of the hybrid/high-voltage battery has an electrical fault. General Electrical Failure. | 1 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.