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:

    Air cleaner
    Filter replacement It must be replaced when necessary, and should not be cleaned and reused. You can clean the filter when inspecting the air cleaner element. Clean the filter by using compress ...

    Sunshade
    To open the sunshade, pull the sunroof control lever backward to the first detent position. To close the sunshade when the sunroof glass is closed, push the sunroof control lever forwar ...

    Resetting the sunroof
    Whenever the vehicle battery is disconnected or discharged, or related fuse is blown, you must reset your sunroof system as follows: 1. Turn the ignition switch to the ON position and close the sun ...