July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

To Re-Calibrate The Compass

Press and hold the Feature Control button (A) for more than 9 seconds. When the compass memory is cleared a "C" will appear in the display (B).
To calibrate the compass, drive the vehicle is 2 complete circles at less than 5 MPH.

Fig 1: Magnetic Zone Map

Courtesy of HYUNDAI MOTOR CO.