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Old 10-02-2013, 04:49 PM   #19079
Scooby Newbie
Member#: 353354
Join Date: Apr 2013
Location: West Lafayette, IN
2013 Impreza HB
Ice Silver Metalic


Originally Posted by sgoldste01 View Post
The computer is controlling relays, which are wired in a certain way from the factory, but that wiring can be changed. For example, the computer closes the relay to power the DRLs on. But someone who is clever can modify the wiring so that the relay's output wires power on the foglights instead of the DRLs. The computer isn't aware of this modification; it's just throwing the relay as programmed.
The mod I did functions as you explain. The drl power fogs now and not the high beam. The original request was to power fogs on only but not have them on as drl.
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