Hyundai Sonata (2009)

    See also:

    TACHOMETER
    The tachometer registers the speed of your engine in revolutions per minute (rpm). CAUTION: The engine should not be increased to such a speed that the needle enters the red zone on the tachomet ...

    HEATING AND VENTILATION
    1. Temperature control 2. Air conditioning switch (If Installed) 3. Air intake control switch 4. Air flow control 5. Fan speed control Fan Speed Control This is used to turn the blower fan o ...

    Check Spark Plugs and Ignition System
    Inspect your spark plugs and replace them if necessary. Also check all ignition wiring and components to be sure they are not cracked, worn or damaged in any way. ...