Download the latest version of the Tesla mobile app
to your phone, and ensure your phone has cellular
service and GPS enabled.
Your phone must be connected to Model Y and
located within approximately 213 feet (65 meters).
The vehicle's cameras must be fully calibrated (see
Drive to Calib
Lane Assist features cannot always detect lane markings
and you may experience unnecessary or invalid warnings
in these situations:
Visibility is poor and lane markings are not clearly
visible (due to heavy rain, snow, fog, etc.). The exact
detection zone of the ultrasonic sensors varies
d