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:

    Front Bumper. Repair procedures
    Replacement • Put on gloves to protect your hands. • ...

    Owner maintenance precautions
    Improper or incomplete service may result in problems. This section gives instructions only for the maintenance items that are easy to perform. As explained earlier in this section, several procedu ...

    Tire pressure monitoring system (TPMS)
    (1) Low tire pressure telltale / TPMS malfunction indicator Each tire, including the spare (if provided), should be checked monthly when cold and inflated to the inflation pressure recommended ...