Hyundai Sonata: Troubleshooting - General Information - Emission Control SystemHyundai Sonata: 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


    Specifications
    Specifications Purge Control Solenoid Valve (PCSV) ▷ Specification Item Specification Coil Resistance (Ω) 19.0 ~ 22.0 [20°C( ...

    Schematic Diagrams
    Schematic Diagram ...

    See also:

    Audio system
    ✽ NOTICE If you install an after market HID head lamp, your vehicle's audio and electronic device may malfunction. ...

    Before entering vehicle
    Be sure that all windows, outside mirror( s), and outside lights are clean. Check the condition of the tires. Check under the vehicle for any sign of leaks. Be sure there are no obstacles beh ...

    Front Repair procedures
    Replacement Front Seat Belt Replacement • When installing the belt, make sure not to damaged th ...