Honda Car Forum

#11 (**permalink**) 04 Jul 2006, 12:02 am

Have you done the ignition switch replacement? It's a recall job and
shouldn't cost anything.

Pars

randyoo@gmail.com wrote:
> The other day I was driving home, cruising at a constant speed when
> suddenly my speedo dropped down to zero and the check engine light came
> on. After that, the speedo jumped all over the place, past 100 mph,
> back to zero, totally random, and the transmission started shifting
> weird, so I figured it wasn't just my speedometer... I unplugged the
> connector for the Vehicle Speed Sensor, and now the transmission is
> pretty much back to normal, but of course, I still have my check engine
> light, and the speedo stays at zero.
> Today, I installed a new speed sensor, and I get the exact same problem
> - clunky transmission, crazy speedo... So now I think it must be
> something else, like wiring or grounds. I've also noticed that
> occasionally I my dash lights and dome light seem to "throb", but
> that's been happening since before the speedo problem. I've seem other
> posts online where others had the same problem, but noone ever said
> what it was. Should I be looking at my alternator, wires, grounds, or
> is it possible I got a brand new broken speed sensor?
> I have no problem checking all that stuff, but hoped somebody would
> read this that had the same issue and could save me some
> troubleshooting time.
>
> Thanks,
> Randy

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