Subaru Impreza Manuals 2011 Impreza Owner's Manual | Page 166

3-44 Instruments and controls ! Compass calibration 1. If a ā€œCā€ is displayed in the compass window, the compass needs to be calibrated. 2. Drive the vehicle in a circle at 5 mph (8 km/h) or less until the display reads a direction. 3. You can also calibrate the compass by driving your vehicle on your everyday routine. The compass will be calibrated once it has tracked a complete circle.