DFFX fault codes
5,361 codes · 6 vehicle records · 0 ECU records · 0 live-data parameters
Codes 5,361
| Code | Description | Brands | System |
|---|---|---|---|
| P0497 | EVAP System Low Purge Flow | 30 | Powertrain |
| P0498 | EVAP System Vent Valve Control Circuit Low | 29 | Powertrain |
| P0499 | EVAP System Vent Valve Control Circuit High | 29 | Powertrain |
| P049A | EGR 'B' flow | 22 | Powertrain |
| P049B | EGR 'B' flow insufficient detected | 27 | Powertrain |
| P049C | EGR 'B' flow excessive detected | 20 | Powertrain |
| P049D | Exhaust gas recirculation (EGR) position learning failure | 28 | Powertrain |
| P049E | EGR 'B' control position exceeded learning limit | 23 | Powertrain |
| P049F | Exhaust pressure control valve 'B' | 21 | Powertrain |
| P04A0 | Exhaust pressure control valve 'B' range/performance | 22 | Powertrain |
| P04A1 | Front/rear door control light control failure | 19 | Powertrain |
| P04A2 | Heated rear window indicator light malfunction | 19 | Powertrain |
| P04A3 | Hazard warning lamp lighting output failure | 19 | Powertrain |
| P04A4 | Lock actuator cut-off relay unit failure (BCAP) | 20 | Powertrain |
| P04A5 | Right turn lamp lighting failure | 20 | Powertrain |
| P04A6 | Left turn lamp lighting failure | 20 | Powertrain |
| P04A7 | License plate light illumination failure | 19 | Powertrain |
| P04A8 | Exhaust pressure control valve 'B' position sensor/switch circuit low | 20 | Powertrain |
| P04A9 | Rear window glass open | 20 | Powertrain |
| P04AA | Heated rear window glass circuit failure | 19 | Powertrain |
| P04DB | Crankcase Ventilation System Disconnected | 21 | Powertrain |
| P04DF | EVAP System Purge Control Valve A Performance/Stuck Open | 18 | Powertrain |
| P04E2 | Crankcase ventilation pipe connection sensor short circuit to ground | 15 | Powertrain |
| P04E3 | Crankcase ventilation line connection sensor circuit short to high voltage | 15 | Powertrain |
| P0500 | Vehicle Speed Sensor A | 43 | Powertrain |
| P0501 | Vehicle Speed Sensor A Range/Performance | 39 | Powertrain |
| P0502 | Vehicle Speed Sensor A Circuit Low Input | 35 | Powertrain |
| P0503 | Vehicle Speed Sensor A Intermittent/Erratic/High | 37 | Powertrain |
| P0504 | Brake Switch A/B Correlation | 37 | Powertrain |
| P0505 | Idle Air Control System | 39 | Powertrain |
| P0506 | Idle Air Control System RPM Lower Than Expected | 37 | Powertrain |
| P0507 | Idle Air Control System RPM Higher Than Expected | 40 | Powertrain |
| P0508 | Idle Air Control System Circuit Low | 30 | Powertrain |
| P0509 | Idle Air Control System Circuit High | 30 | Powertrain |
| P050A | Cold Start Idle Control System Performance | 32 | Powertrain |
| P050B | Cold Start Ignition Timing Performance | 33 | Powertrain |
| P050C | Cold start engine coolant temperature performance | 25 | Powertrain |
| P050D | Cold start rough idle | 26 | Powertrain |
| P050E | Engine exhaust temperature is too low at cold start | 27 | Powertrain |
| P050F | Brake assist vacuum too low | 24 | Powertrain |
| P0510 | Closed Throttle Position Switch | 31 | Powertrain |
| P0511 | Idle Air Control Circuit | 30 | Powertrain |
| P0512 | Starter Request Circuit | 34 | Powertrain |
| P0513 | Incorrect Immobilizer Key | 38 | Powertrain |
| P0514 | Battery Temperature Sensor Circuit Range/Performance | 24 | Powertrain |
| P0515 | Battery Temperature Sensor Circuit | 28 | Powertrain |
| P0516 | Battery Temperature Sensor Circuit Low | 30 | Powertrain |
| P0517 | Battery Temperature Sensor Circuit High | 30 | Powertrain |
| P0518 | Idle Air Control Circuit Intermittent | 22 | Powertrain |
| P0519 | Idle Air Control System Performance | 24 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.