There are probably a couple of dozen threads on this already, but currently there is a bug in the search function that always returns zero results for anything three characters or less, so . you can't find anything searching for DRL, MPG, ECU, CEL, AWD, etc Try
http://forums.genvibe.com/zerothread?id=1188I used the "cut the red wire method", easy to hook up to a new switch by the in-dash coin holder. I still leave it enabled most of the time though, I kind of like the auto headlights feature.