[Healeys] Spark/no spark condition

[Fred Wescoe]

Jonas

The spark/no spark is the same on all plugs.

Fred

On Tue, Sep 9, 2014 at 5:40 PM, Jonas Payne <jpaynepbr at cox.net> wrote:

> If it's just #1 I'd suggest a broken spark plug wire or an issue with the
> plug or cap.
>
> Sent from my iPhone
>
> > On Sep 9, 2014, at 2:26 PM, Fred Wescoe <fredwescoe at gmail.com> wrote:
> >
> > I am stumped.
> >
> > First the basics.  1963 BJ7.  Changed to negative ground 30 years ago.
> > Changed to an alternator 30 years ago.  Installed Pertronix ignition many
> > years ago, red wire to the + post of the coil, the black wire to the -
> post
> > of the coil.  The + coil post has the white wire from the battery cutoff
> > switch and the switch is on.  Plug wires are tight and the coil wire is
> > firmly connected to the coil and the cap.  Interior of the cap is clean
> of
> > carbon.
> >
> > Here is the problem:  on # 1 plug, sometimes I get spark but most of the
> > time I do not.  I checked all of the plug wires and the results are the
> > same.  Some times spark, usually none.
> >
> > Also, a puzzler, there is a yellow (could be originally white?) wire
> with a
> > black tracer and the wire is just hanging loose below the distributor,
> the
> > coil, the horn and the alternator.  There are no missing connections
> that I
> > can see.  The loose wire has a black rectangular plastic push on
> connector
> > on it.  My 11" x 17" color wiring  diagram does not show this wire or any
> > other yellow (white?) wire with a black tracer.
> >
> > Anyone have ideas on the no spark/sometime spark issue?  Where does the
> > loose yellow/black wire go?  What else do I need to check?
> >
> > Thanks,
> >
> > Fred
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