[rescue] Help me with a car part...

Bill Bradford mrbill at mrbill.net
Fri Jan 26 20:37:05 CST 2018

On Fri, Jan 26, 2018 at 02:45:44PM -0700, John Floren wrote:
>crownvic.net is pretty good but it took me months to actually get my
>account approved, so your mileage may vary.

Really?  Mine only took a few days..

>I'm going to guess one wire is constant 12V, one wire is switched 12V,
>one wire is ground, and the remainder is dim. I didn't really see
>rhyme or reason in the colors on my 86 Crown Vic's radio harness... if
>I had to hazard a guess, I'd say black = ground, grey = dim, white w/
>purple = switched 12V, green w/ yellow = constant 12V. I'd consider
>stripping the wires and poking around, but if they use a lower voltage
>than 12V for anything (I might suspect the 'dim' signal) you might be
>in trouble if you start fooling around with it

Adam Sampson on geeks@ found exactly what I needed on CVN:

"Google Image Search can be better for this kind of problem -- searching
for "crown victoria clock" found this post:


So it looks like black is ground, lime green/yellow is constant power,
white/violet is switched power..."


Bill Bradford
Houston, Texas USA

More information about the rescue mailing list