Setting the correct compass calibration zone![Setting the correct compass calibration zone - Digital compass - Lights and vision - Controls - Audi A4 Owner's Manual - Audi A4](images/pages/big/1.png)
The correct compass calibration zone must first be set before the compass can give an accurate reading.
Map of compass calibration zones
– Press and hold button A, fig. 73 until the currently set zone number is displayed
on the interior mirror.
– Press button A repeatedly until the correct zone number appears. The adjustment
mode will be ended automatically after a few seconds.