DFFX fault codes
5,361 codes · 6 vehicle records · 0 ECU records · 0 live-data parameters
Codes 5,361
| Code | Description | Brands | System |
|---|---|---|---|
| P2487 | Exhaust gas temperature sensor circuit high bank 2 sensor 5 | 18 | Powertrain |
| P2488 | Exhaust gas temperature sensor circuit range/performance bank 2 sensor 5 | 18 | Powertrain |
| P2489 | Exhaust gas temperature sensor circuit intermittent/erratic bank 2 sensor 5 | 17 | Powertrain |
| P24A4 | Gasoline Particulate Filter (GPF) blocked | 26 | Powertrain |
| P24D6 | EVAP System Pressure Sensor/Switch B Circuit Range/Performance | 19 | Powertrain |
| P2500 | Generator Lamp/L-Terminal Circuit Low | 31 | Powertrain |
| P2501 | Generator Lamp/L-Terminal Circuit High | 32 | Powertrain |
| P2502 | Charging system voltage | 31 | Powertrain |
| P2503 | Charging system voltage is low | 30 | Powertrain |
| P2504 | Main relay output voltage too high, forced shutdown | 28 | Powertrain |
| P2505 | ECM/PCM power input signal | 28 | Powertrain |
| P2506 | ECM/PCM power input signal range/performance | 25 | Powertrain |
| P2507 | ECM/PCM power input signal low | 26 | Powertrain |
| P2508 | ECM/PCM power input signal high | 25 | Powertrain |
| P2509 | ECM/PCM power input signal intermittent | 24 | Powertrain |
| P250A | Oil level sensor signal failure | 24 | Powertrain |
| P250B | Engine oil level sensor circuit range/performance | 24 | Powertrain |
| P250C | Engine oil level sensor circuit low | 25 | Powertrain |
| P250D | Engine oil level sensor circuit high | 25 | Powertrain |
| P250E | Engine oil level sensor circuit intermittent/erratic | 21 | Powertrain |
| P250F | Engine oil level too low | 23 | Powertrain |
| P2510 | ECM/PCM power relay sense circuit range/performance | 25 | Powertrain |
| P2511 | ECM/PCM power relay sense circuit intermittent | 27 | Powertrain |
| P2512 | Event data recorder request circuit/ open | 24 | Powertrain |
| P2513 | Event data recorder request circuit low | 24 | Powertrain |
| P2514 | Event data recorder request circuit high | 24 | Powertrain |
| P2515 | A/C Refrigerant Pressure Sensor B Circuit | 22 | Powertrain |
| P2516 | A/C Refrigerant Pressure Sensor B Circuit Range/Performance | 23 | Powertrain |
| P2517 | A/C Refrigerant Pressure Sensor B Circuit Low | 25 | Powertrain |
| P2518 | A/C Refrigerant Pressure Sensor B Circuit High | 25 | Powertrain |
| P2519 | A/C Request A Circuit | 28 | Powertrain |
| P251A | PTO enable switch circuit/open | 22 | Powertrain |
| P251B | PTO enable switch circuit low | 20 | Powertrain |
| P251C | PTO enable switch circuit high | 20 | Powertrain |
| P251D | PTO engine shutdown circuit/open | 19 | Powertrain |
| P251E | PTO engine shutdown circuit low | 21 | Powertrain |
| P251F | PTO engine shutdown circuit high | 21 | Powertrain |
| P2520 | A/C Request A Circuit Low | 27 | Powertrain |
| P2521 | A/C Request A Circuit High | 28 | Powertrain |
| P2522 | A/C Request B Circuit | 24 | Powertrain |
| P2523 | A/C Request B Circuit Low | 22 | Powertrain |
| P2524 | A/C Request B Circuit High | 23 | Powertrain |
| P2525 | Vacuum reservoir pressure sensor circuit | 24 | Powertrain |
| P2526 | Vacuum reservoir pressure sensor circuit range/performance | 24 | Powertrain |
| P2527 | Vacuum reservoir pressure sensor circuit low | 28 | Powertrain |
| P2528 | Vacuum reservoir pressure sensor circuit high | 26 | Powertrain |
| P2529 | Vacuum reservoir pressure sensor circuit intermittent | 24 | Powertrain |
| P252A | Engine oil quality sensor circuit | 19 | Powertrain |
| P252B | Engine oil quality sensor circuit range/performance | 20 | Powertrain |
| P252C | Engine oil quality sensor circuit low | 19 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.