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:

    Eco Coach
    • What is Eco Coach? Every 2.5 minutes, Eco Coach compares your fuel economy against the government tested average (EPA) or other similar Hyundai models (community), based on your preference. ...

    Variable Intake Solenoid (VIS) Valve. Specifications
    Specification Item Specification Coil resistance (Ω) 30.0 ~ 35.0 [20°C(68°F)] ...

    Engine Control Module (ECM). Schematic Diagrams
    ECM Terminal And Input/Output signal ECM Terminal Function Connector [CHG-AG] Pin No. Description Connected to 1 I ...