Of course during lane change maneuvers you are supposed to turn on your turn indicators, so this warning will not be issued if you have your turn indicators on. (paultan.org)
Two of those three were because of a «lane change maneuver aborted due to vehicle overtaking at high speed.» (recode.net)
We switched between the two and quickly felt the difference, both on bumpy roads and during lane change maneuvers. (Autoweek.com)