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:

    Operating door locks from inside the vehicle
    With the door lock button To unlock a door, push the door lock button (1) to the “Unlock” position. The red mark (2) on the button will be visible. To lock a door, push the door lock bu ...

    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). ...

    Tilting the sunroof
    To open the sunroof, push the sunroof control lever upward until the sunroof moves to the desired position. To close the sunroof, pull the sunroof lever downward until the sunroof moves to th ...