I posted a picture of 2001 TXT wiring schematic in the photo gallery. It has some test values that may help somebody out (I hope). If you have your EC/DE apart and can look to see if it appears the same let us know for referance.
http://www.gasgasrider.org/gallery//showphoto.php?photo=1113
http://www.gasgasrider.org/gallery//showphoto.php?photo=1113