Re: serious electrical help needed

[Tom Watters <tomwatters@xxxxxxxxxxx>]

Wiring diagrams can be found here :

http://www.mymopar.com/index.php?pid=18

--Tom

On 3/6/2011 2:03 PM, Dennis C. wrote:
> Wayne,
>
> Not knowing just exactly what your problem is our Mopars are noted for
> burning the bulkhead connector and ammeter.
>
> First if you don't have it get a wiring diagram for your car.  You can
> get it with a Google search.
>
> Our cars do not have any over current protection in the alternator
> circuit except for the wiring itself as you may have found.
>
> Again a Google search and information from other members will give you
> the information you need to fix your problem and protect yourself from
> it happening again.
>
> Here is one example:
>
> http://www.madelectrical.com/electricaltech/amp-gauges.shtml
>
> I didn't go this far however I did add a #10 wire from the alternator to
> the battery lug on the starter relay with a fuse.  I also took the wires
> off of the ammeter, cleaned the lugs and securely bolted them together.
>
> This eliminates the ammeter, a voltmeter is a better indication of
> charging.  It also eliminated full alternator current from running
> through one bulkhead connector to the ammeter then back out through
> another bulkhead connector to charge the battery.  Now battery charging
> current is not going through the bulkhead connector and the two that go
> through the bulkhead connector that went to the ammeter are effectively
> in parallel.
>
> When you look at the size of the connectors in the bulkhead connector
> and consider the amount of current that can flow through them you can
> see it is a failure point.
>
> Good luck with your problem.
>
> If you just burnt the engine compartment side of the harness they are
> not that hard to get used and not too hard to repair.
>
> New custom ones are available but expensive.
>
> Dennis C.
>
>
>
>
> Wayne Huseby wrote:
> > I have a serious problem. I replaced my battery today, hooked up the
> > battery to the correct terminals and completely fried my wire harness
> > under the hood. not sure if it is one wire that overheated and melted
> > the others but it goes to the firewall connector and over to the
> > alternator. probably under the dash also.
> > Any ideas what may have happened and who makes wire harnesses.
> >
> > This is not good. I am not sure what to do now.
> >
> > anybody wants to call me to help  call 701-952-0306 and i will call you
> > back.
> >
> > Wayne Huseby
> > 64 polara 500
>
>
> 1996 Dodge Ram 3500 Van Conversion
> 1964 Plymouth Belvedere 318 Auto
> 1963 Plymouth Sport Fury 383 4-speed
> 1949 Dodge Pickup 289/C4 soon to be changed
> 1998 Honda Valkyrie Standard
>
>
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>
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--
-- 65 Dart GT Convertible 4bbl 4spd
-- North Las Vegas, NV