2012 Acura MDX Owner's Manual - Page 349
2012 Acura MDX Manual
Page 349 highlights
Compass Compass Operation On models without navigation system Compass operation can be affected by driving near power lines or stations, across bridges, through tunnels, over railroad crossings, past large vehicles, or driving near large objects that can cause a magnetic disturbance. It can also be affected by accessories such as antennas and roof racks that are mounted by magnets. Compass Calibration If you see ''--'' in the compass display and ''CAL'' and '' '' are shown in the calendar display, the compass is self-calibrating. The compass may need to be manually calibrated after exposure to a strong magnetic field. If the compass seems to be continually showing the wrong direction and is not self-calibrating, do the following. Press and hold SET Press SET Press ▼ COMPASS DISPLAY 1. Press and hold the SET button for five seconds until the clock display changes to ''ZON ? N.'' (Clock adjustment mode will be started after the first two seconds.) 2. Press the SET button. ''CAL ? N'' will be displayed. At this point, pressing the SET button will exit calibration mode. 3. Press the ▼ button. ''CAL ? Y'' will be displayed. 4. Press the SET button. The compass display will change to ''--'' and ''CAL'' and '' '' are shown. 5. Drive the vehicle slowly in two complete circles. 342