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> Need help on wiring, Dimmer wire from new radio...where to splice
drdriddle
post Sep 3 2024, 03:16 PM
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I am running an alpine radio that has a dimmer function wire. It hooks somewhere, I assume, into the headlight switch. This should allow the radio illumination to match the dash light illumination when the headlight switch is pulled on. I know the headlight switch has a rheostat that controls the light output for the dash but the switch itself has multiple poles off of it and i have no idea if one of them is responsible for what im looking for.

Anyone have any ideas? the wire diagrams i have in the hayes manual are very small and don't really help

please and thank you
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davep
post Sep 3 2024, 04:45 PM
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Well this is pretty easy, at the rear of the switch are two terminals for the rheostat (right next to the terminals). One of those terminals is the input, and the other is the output. Get a piggyback splitter, and put it on the output, then the original wire on the splitter, and the new wire on the splitter.
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drdriddle
post Sep 3 2024, 04:54 PM
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QUOTE(davep @ Sep 3 2024, 04:45 PM) *

Well this is pretty easy, at the rear of the switch are two terminals for the rheostat (right next to the terminals). One of those terminals is the input, and the other is the output. Get a piggyback splitter, and put it on the output, then the original wire on the splitter, and the new wire on the splitter.
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Thank you guys. I seriously wish I would’ve asked this question four days ago before I buttoned up the dash. I was tucking the last of the wires away yesterday and realized I had put that last wire aside for ‘later’. Later was last Friday…

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