The broken hall connector body is a common problem. The engine and tach
die when the bare metal of one of the hall connector pins shorts out to
the metal of the distributor. May happen when driving over a bump or
making a sharp turn or at a certain rpm or seemingly at random.

Mark

Myron Lind wrote:
>
> I am trying to help my neighbor with his 1990 Westy.
>
> He says it runs fine for a while then dies and won't start. When it dies,
> the tach drops to 0 if he is driving. It cranks and cranks but won't fire.
> (I would guess no spark if the tach is dropping to 0 as it dies.) After
> sitting 20-40 minutes it will start right back up and go for a while again.
>
> I noticed his hall sensor plug (I think that's what it is) going into the
> distributor is broken and flopping around. Seems to me this would be a
> problem when cold as well as warm.
>
> I am an air cooled and diesel guy. Any help on this?
>
> He is not on the list, you can reply to me.
>
> Thanks,
> Myron Lind