| SONATA(YF) >2012 > G 2.4 GDI > Emission Control System > General Information>Troubleshooting |

Troubleshooting

Symptom | Suspect area
Engine will not start or struggle to start | Vapor hose damaged or disconnected
Engine struggles to start | Malfunction of the Purge Control Solenoid Valve
Rough idle or engine stalls | Vapor hose damaged or disconnected
Malfunction of the PCV valve
Rough idle | Malfunction of the Evaporative Emission Control System
Excessive oil consumption | Positive crankcase ventilation line clogged