GENESIS fault codes
Coverage shown is Hyundai data: 7,974 codes · 345 vehicle records · 168 ECU records · 0 live-data parameters.
GENESIS shares fault-code data with Hyundai. Data may not cover GENESIS-specific systems.
Codes 7,974
| Code | Description | Brands | System |
|---|---|---|---|
| P256A | Engine idle speed selector sensor/switch circuit/open | 20 | Powertrain |
| P256B | Engine idle speed selector sensor/switch range/performance | 19 | Powertrain |
| P256C | Engine idle speed selector sensor/switch circuit low | 20 | Powertrain |
| P256D | Engine idle speed selector sensor/switch circuit high | 20 | Powertrain |
| P256E | Engine idle speed selector sensor/switch circuit intermittent/erratic | 19 | Powertrain |
| P256F | A/C request 'B' circuit range/performance | 7 | Powertrain |
| P2570 | Direct ozone reduction catalyst temperature sensor circuit high | 22 | Powertrain |
| P2571 | Direct ozone reduction catalyst temperature sensor circuit intermittent/erratic | 23 | Powertrain |
| P2572 | Direct ozone reduction catalyst deterioration sensor circuit | 23 | Powertrain |
| P2573 | Direct ozone reduction catalyst deterioration sensor circuit range/performance | 23 | Powertrain |
| P2574 | Direct ozone reduction catalyst deterioration sensor circuit low | 24 | Powertrain |
| P2575 | Direct ozone reduction catalyst deterioration sensor circuit high | 24 | Powertrain |
| P2576 | Direct ozone reduction catalyst deterioration sensor circuit intermittent/erratic | 24 | Powertrain |
| P2577 | Direct ozone reduction catalyst efficiency below threshold | 23 | Powertrain |
| P2578 | Turbocharger Speed Sensor Circuit | 24 | Powertrain |
| P2579 | Turbocharger Speed Sensor Circuit Range/Performance | 24 | Powertrain |
| P257A | Vacuum reservoir control circuit/open | 19 | Powertrain |
| P257B | Vacuum reservoir control circuit low | 19 | Powertrain |
| P257C | Vacuum reservoir control circuit high | 19 | Powertrain |
| P257D | Engine hood switch circuit range/performance | 22 | Powertrain |
| P257E | Engine hood switch circuit low | 23 | Powertrain |
| P257F | Engine hood switch circuit high | 23 | Powertrain |
| P2580 | Turbocharger Speed Sensor Circuit Low | 25 | Powertrain |
| P2581 | Turbocharger Speed Sensor Circuit High | 25 | Powertrain |
| P2582 | Turbocharger Speed Sensor Circuit Intermittent | 24 | Powertrain |
| P2583 | Cruise Control Front Distance Range Sensor | 25 | Powertrain |
| P2584 | Fuel additive control module requested MIL illumination | 21 | Powertrain |
| P2585 | Fuel additive control module warning lamp request | 21 | Powertrain |
| P2586 | Turbocharger Boost Control Position Sensor B Circuit | 23 | Powertrain |
| P2587 | Turbocharger Boost Control Position Sensor B Circuit Range/Performance | 25 | Powertrain |
| P2588 | Turbocharger Boost Control Position Sensor B Circuit Low | 26 | Powertrain |
| P2589 | Turbocharger Boost Control Position Sensor B Circuit High | 26 | Powertrain |
| P258A | Vacuum pump control circuit open circuit | 26 | Powertrain |
| P258B | Vacuum Pump Control Range/Performance | 24 | Powertrain |
| P258C | Vacuum pump control circuit voltage is low | 24 | Powertrain |
| P258D | Vacuum pump control circuit voltage is high | 25 | Powertrain |
| P258E | PTO enable switch performance | 22 | Powertrain |
| P258F | Engine torque and speed requests sent by automatic transmission | 21 | Powertrain |
| P2590 | Turbocharger Boost Control Position Sensor B Circuit Intermittent/Erratic | 24 | Powertrain |
| P2591 | Cruise Control Front Distance Range Sensor | 18 | Powertrain |
| P2592 | Cruise Control Front Distance Range Sensor | 18 | Powertrain |
| P259E | Turbocharger 'A' boost control position at low limit | 7 | Powertrain |
| P259F | Turbocharger 'A' boost control position at high limit | 7 | Powertrain |
| P25A2 | Brake system control module 'A' requested MIL illumination | 13 | Powertrain |
| P25B0 | Fuel level sensor 1 signal stuck | 13 | Powertrain |
| P25B1 | Fuel level sensor 'B' stuck | 12 | Powertrain |
| P2600 | Gear P motor abnormal | 31 | Powertrain |
| P2601 | Motor always rotates | 33 | Powertrain |
| P2602 | Coolant Pump A Control Circuit Low | 32 | Powertrain |
| P2603 | Coolant Pump A Control Circuit High | 32 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.