03-26-2015, 10:19 PM | #39722 |
Zilvia Junkie
Join Date: Jun 2012
Location: Lancaster county, PA
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I'm not trying to derail this thread so I'll make this quick. Eventually I'll post a proper write-up on wiring HIDs. PM with questions if you have any.
A diode is an electrical check valve. It allows power flow in one direction but not the other. I've scribbled together a little diagram to illustrate the diode method. Keep in mind, I've never actually used this method. I don't have HIDs on my cars. After studying the FSM, the diode method is the best I've come up with and the one I'll be using in the future. As you can see, the diode is in place to allow power to come in on the high beam wire, yet does not allow power to backfeed when power is coming in on the low beam side. This is what would happen without the diode. With the lighting switch set to low beam, power would flow to the HID but would also backfeed onto the high beam wire. Since the high beam wire is also connected to the high beam bulb, it would obviously illuminate. Without the diode, you would have no low beam setting. Both high and low bulbs would be illuminated in either switch setting. One might argue that a diode should be installed on the low beam wire as well. The other end of the low beam wire won't be connected to anything (except the lighting switch) so the diode shouldn't be necessary. And my thread contribution. |
03-27-2015, 10:30 PM | #39727 |
Nissanaholic!
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That's the diagram I came up with in 2013 after a bit of conversation on the lighting thread. http://zilvia.net/f/showthread.php?t=462293&page=17 I ended up omitting the capacitor because it was simply not needed. I've been using this setup since then on my Zenki and just got done with another one few month back using same method.(used TRS Mini H1 projector with the bi-xenon setup.)
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03-28-2015, 02:01 PM | #39729 |
Zilvia FREAK!
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throwback
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@tannermwilson |
03-28-2015, 04:39 PM | #39730 |
Nissanaholic!
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I should also note that my low beam HID's are on their own power system with relay and separate fuse, so 1A rating diode was sufficient enough. How ever my friend's light I just got done with is getting powered off of OEM harness with out separate power source, haven't seen any downfall of the system just yet, but how often do you use the damn highbeams?
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03-29-2015, 10:17 AM | #39734 | |
Join Date: Mar 2015
Location: Mississippi
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03-29-2015, 10:20 AM | #39735 |
Join Date: Mar 2015
Location: Mississippi
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Worked like a charm bro tyank you very much !!! |
03-30-2015, 12:03 PM | #39746 | |
Nissanaholic!
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03-30-2015, 12:12 PM | #39747 | |
Post Whore!
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$680 dayummm |
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