When you have the light set to go on with the door there is still a very small amount of curent running thru the system. LED's require next to nothing to power. Hence why the glow because the circuit is still providing a small amount of power. This is normal with LED's in the dome light.
ZETEC Crew #26 SR #20 YELLOW BLAZE OWNERS GROUP#4
Moderator Pilot, 12 SE HB ╠╬╝, 2011 Ford Edge SEL AWD