headlight relay wiring

Gotta love that wiring . . .
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eugrides

headlight relay wiring

Post by eugrides »

i am assuming you wire relay with power from bat. to one contact wire to low beams to other contact wire from switch to coil same for high beam any help
So Cal Mark

Re: headlight relay wiring

Post by So Cal Mark »

we use power from the alternator, switched wire from the headlight switch
mbouse

Re: headlight relay wiring

Post by mbouse »

you can use battery power, power from the alternator, or from the starter battery post .. whichever suits your fancy.

i think the alternator is the most convienent, when no other mods have been done to the wiring.
eugrides

Re: headlight relay wiring

Post by eugrides »

what post did you use on alt.i assusme the nut what size wire did you fuse it thanks
Daver80

Re: headlight relay wiring

Post by Daver80 »

I did the headlight wiring thing, incredible difference. I used 12 gauge a couple of relays/fuses and ran it from the alt. Whether I should say this here? The Miri site gives a clear and concise instructions on doing the whole job.
And a couple of different ways to do the job, some run the relays next to the fuse box and use existing wires...its all about giving the lights their own line of power.

A must for night time driving

Dave
Jimb
Posts: 740
Joined: Mon May 05, 2008 1:03 am
Your car is a: 1985.5 Volumex

Re: headlight relay wiring

Post by Jimb »

Daver80 wrote:I did the headlight wiring thing, incredible difference. I used 12 gauge a couple of relays/fuses and ran it from the alt. Whether I should say this here? The Miri site gives a clear and concise instructions on doing the whole job.
And a couple of different ways to do the job, some run the relays next to the fuse box and use existing wires...its all about giving the lights their own line of power.

A must for night time driving

Dave

Excuse my ignorance...but what is a Miri site?

Jim
User avatar
kmead
Posts: 1069
Joined: Sat Aug 02, 2008 9:24 pm
Your car is a: 1969 850 SC 1970 124 SC 85 X19
Location: Grand Rapids, MI

Re: headlight relay wiring

Post by kmead »

http://www.mirafiori.com

There are some great how to's articles, a good forum and is yet another resource for Fiat owners.
Karl

1969 Fiat 850 Sports Coupe
1970 Fiat 124 Sports Coupe
1985 Bertone X1/9
mbouse

Re: headlight relay wiring

Post by mbouse »

headlight relay procedure:
http://flumichigan.italiancarclub.com/T ... cedure.pdf

and, for many Spiders excluding fuel injected models, brown wire surgery:
http://flumichigan.italiancarclub.com/T ... urgery.pdf
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