Dodge 2015 Dart - Owner Manual - Manual (Page 251)

With the parking lights or headlights on, rotating the left
dimmer control upward will increase the brightness of
the instrument panel lights.
Ambient Light Control — If Equipped
Rotate the right dimmer control upward or downward to
increase or decrease the brightness of the FIB (if
equipped), of the door handle lights and of the door map
pocket lights.
Instrument Panel Dimmer
Door Handle/Ambient Light Dimmer
3
UNDERSTANDING THE FEATURES OF YOUR VEHICLE 249