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re: Bad Speedometer



I'm going to have to guess that the sending unit ("little box") has failed.

At 8:37 AM -0500 11/5/01, alfa-digest wrote:
>Date: Mon, 5 Nov 2001 8:03:38 -0500
>From: "Robert W. Murphy" <[email protected]>
>Subject: Bad Speedometer
>
>The speedometer on my 1990 Spider (motronic) quit working the other day while
>I was driving.  The odometer and trip odometer do not work either.  I have no
>clue as to what caused it to fail.  I tried looking in my factory manual, but
>could not find anything in there about the speedo.  It is an electronic
>speedo, meaning the cable does not actually go all the way to the speedo in
>the instrument cluster.  The cable ends at a little box by the clutch master
>cylinder.  Then an electical signal is sent to the gauge.  I checked all  the
>connections there and every thing seems to be all right.  I have not crawled
>under the car yet.  Where does the cable attach to under the car?  Could the
>problem be a bad cable?  Electrical problem?  Possibly the actual gauge
>itself?  Any ideas, wisdom?
>
>Thanks,
>
>Rob Murphy
>Orange Park FL

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