After Starting

The idle speed is controlled automatically and it will decrease as the engine warms up.

    See also:

    SAFETY
    The 2011 300C has been named a Top Safety Pick by the Insurance Institute for Highway Safety. For a car to earn this safety nod, it must receive the highest score of Good in frontal-offset, side-i ...

    TUNE Control
    Turn the rotary TUNE/SCROLL control knob clockwise to increase or counterclockwise to decrease the frequency. ...

    Compass Variance
    Compass Variance is the difference between Magnetic North and Geographic North. To compensate for the differences the variance should be set for the zone where the vehicle is driven, per the zon ...