At 01:20 PM 9/25/2007, Michael Elliott wrote...
>But the little capped electrical connector bolted to the right rear
>corner
>of the alternator. Pop off the cap and there are two prongs. What is
>this
>thing?

Diagnostic connector. It pulses as some pins on the flywheel pass by a
sensor.

http://www.ratwell.com/technical/TDCMarker.html