Post by
ghx407 »
https://forums.nicoclub.com/ghx407-u51111.html
Sat Jan 16, 2010 4:38 pm
Use the dome light as your signal, and the undercarriage LEDs will switch on/off whenever the dome light goes on/off.
Splice into the wire that powers the dome light, and run a wire from that to a relay that'll activate the courtesy lights when the dome light turns on.
Wire spliced into dome light wirell#86Relay #30----Fuse----12v #87llCourtesy lights----Ground
(Relay prong #85 to ground)