Hyundai Sonata: Troubleshooting - General Information - Emission Control SystemHyundai Sonata: Troubleshooting

Troubleshooting
Symptom
Suspect area
Engine will not start or stuggle to start
Vapor hose damaged or disconnected
Engine stuggle 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 ItemSpecificationCoil Resistance (?)22.0 ~ 26.0 [20°C(68°F)] Fuel Tank Pressure Sensor (FTPS) ? Type: Piezo-Resistive ...

    Schematic Diagrams
    Schematic Diagram ...

    See also:

    Relay Box (Engine Compartment). Components and Components Location
    Components ...

    Trunk lid control switch
    The trunk lid control switch is used to prevent unauthorized access to the trunk. When the trunk lid control switch is UNLOCK position (), the trunk can be unlocked with the trunk lid release ...

    Telemetics Unit (TMU). Repair procedures
    Removal 1. Remove the audio monitor (or AVN head unit) after loosening the mounting screws. (Refer to the BE group - "Audio Unit" or "AVN Unit" ...