Dodge 2015 Charger - Owner Manual - Manual (Page 214)

NOTE: The LaneSense system will retain the last system
state ON or OFF from the last ignition cycle when the
ignition is changed to the ON/RUN position.
LaneSense Warning Message
The LaneSense system will indicate the current lane drift
condition through the Driver Information Display (DID).
7.0 Driver Information Display (DID) Screen — If
Equipped
When the LaneSense system is ON; the lane lines are gray
when both of the lane boundaries have not been detected
and the LaneSense indicator is solid white.
System ON (Gray Lines/White Indicator)
212 UNDERSTANDING THE FEATURES OF YOUR VEHICLE