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:

    Crash Pad. Components and Components Location
    Components 1. Main crash pad 2. Air vent 3. Center air vent 4. Cluster lower panel 5. Cluster assembly 6. Cluster facia side panel 7. Key set bezel 8. ...

    Fuel Fill Door. Repair procedures
    Replacement 1. Remove the fuel fill door cap (A). 2. After loosening the mounting screws, then remove the fuel fill door catch pac ...

    Output Speed Sensor. Repair procedures
    Removal 1. Remove the battery and the battery tray. (Refer to "Charging system" in EE group.) 2. Remove the under cover (A). ...