Audi TTS Coupe 2015 Owner's Manual page 52

Lights and vision
will be ended automatically after a few sec­
onds.
Calibrating compass
Applies to: vehicles with digital compass
The compass must be re-calibrated if the display
is incorrect or inaccurate .
... Press and hold button@
pears in the interior mirror .
... Drive in a circle at a speed of about 10 km/h un­
til a point of the compass is displayed in the in­
terior mirror.
_&
WARNING
- Calibrate your compass at a location where
there is no traffic so that you do not endan­
ger yourself or other road users (accident
risk).
- Always pay attention to the road and the
area surrounding the vehicle when you are
reading the compass while the vehicle is
moving.
so
until the letter Cap­