How about a Sigma BC-800? ;-)
Greg K. Cooper wrote:
> Thanks for the reply Terrible Tom. My speedometer woes continue. The '95
> Dakota most certainly uses an electronic signal to drive the speedometer,
> not a cable. This is what I have done to try and correct this issue:
>
> 1. Bought truck with inoperative speedometer
> 2. Replaced speed sensor with one from parts stash and it worked at
> first, then was intermittent
> 3. Replaced speedometer in cluster with one from parts stash, did not
> work
> 4. Replaced speed sensor with new Mopar unit, did not work
> 5. Removed speed sensor housing and pinion from AX-15, cleaned and
> lubed unit, no defects noted, reinstalled with correct orientation
> 6. Removed engine wiring harness, unwrapped, ohmed all associated
> wires, no defects noted
> 7. Checked voltages with key on, get 7.97 volts, 4.95 volts and .02
> ohms to ground, no defects noted
> 8. Replaced speedometer and speed sensor again from junkyard donor,
> still inoperative
> 9. Removed speed sensor and housing again, turned with square drive to
> insure engagement with internal worm gear
> 10. Checked resistances to and from SBEC, cluster, VSS, bulkhead
> connector, no defects noted
>
> Is there a history of the AX-15 worm drive gear becoming disengaged
> internally? I am running out of things to do, and the obvious solutions no
> longer work.
>
> Greg K. Cooper
> Huntsville, Alabama
>
>
>
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