[TR] TR4 horn wiring

[Brad Kahler]

Randy,

Good tip on the splined joint.  I did notice erratic continuity
signals between parts of the column.  Since I'm replacing the rubber
joint I'll go ahead and pull everything apart and clean.  Hopefully
that will solve the problem.

Thanks!

Brad


On Wed, Aug 18, 2010 at 7:51 AM, Randy and Valerie DeRuiter
<deruiterville at hotmail.com> wrote:
> Brad-
>
> I had this issue on my TR4, and am also configured pretty similarly to you
> as I use the TR6 lower coupling and I've changed over to a relay setup.  In
> my case I tracked down the grounding issue to the lower shaft itself.  Even
> though the upper rubber coupling had the grounding wire, I was losing
ground
> right at the splined joint on the lower shaft - evidently corrosion builds
> up over time.  I solved it temporarily (now going on 2 years), by wrapping
a
> 12 gauge grounding wire along the lower shaft to get a good ground all the
> way through the column.  At that point, no problem.  If I were you I would
> also have a grounding strap from the steering rack to the frame even though
> you are using solid mounts.  And no, I don't have a separate ground wire
> for that lower coupling, it seems to ground just fine there.
>
> Randy