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Old 2007-02-21, 04:26 PM   #14
Kevin M
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Join Date: Sep 2003
Location: Reno
Posts: 9,445
 
Car: '93/'01 GF6, mostly red
Class: 19 FP
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Quote:
Originally Posted by sperry View Post
Alright... how's this look.

Everything is totally redundant and operates entirely at the headlight, with only 1 more relay than your original drawing. The only wire you'll need to run is a power line from the battery to each light, everything else can live right at the light itself (though I would recommend some high quality weather resistant relays).
Yeah, I am trying to find some male H4 connectors locally, and I'll bundle them up after the harness is built, definitely. As for relays, I'm using leftover Hella relays. Any easy ways to weather proof those without making it a pain to take them apart later?

Quote:
Originally Posted by sperry View Post
As far as the way it works:

When the LOW is switched to ground, the ballasts get fused power from the battery. When the HI is switched to ground, the shield solenoids are activated, as well as the right hand relays, which in turn grounds the relays that are powering the ballasts.
Exactly what I was going for, gracias.

Quote:
Originally Posted by sperry View Post
If I remember correctly, when switching from low to hi, there is an intermittent state where both low and hi are grounded, so you shouldn't have any weird issues with cutting power to the ballasts. Nor should you have problems with hitting the high beam passing lights with the lows off (though I'm not sure that flash to pass with HIDs works at all since the ballast takes time to warm up...)
It does momentarily turn off all grounds as you pull the switch from high to low or from low to FTP, but that's okay. I don't really even need it to be functional. The problem I was worried about was blowing a ballast at worst or a fuse at best if I were to accidentally hit FTP because I didn't have the hot circuits isolated well enough.

HIDs will light off instantly with a switch, but they have to warm up to be at the proper color. It takes mine about 2-5 secodns depending on weather.

Quote:
Originally Posted by khail19 View Post
I'm pretty sure HIDs should stay on all the time. It's not good for them to come on and off with the high beams.
Mine are Hella Gen 3 OEM-quality ballasts. I am not worried about flicking the switch on them occasionally. I'd have burned one out by now if they were that sensitive, 10 times over. I was worried about a voltage spike killing one if I built the harness wrong.
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