As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSTALLED NEW MAGNETO, WAS INOPERATIVE. TROUBLESHOOTING REVEALED THE COIL WIRE WAS BROKEN AT THE TERMINAL END. (INSULATION WAS STILL INTACT). SUBMITTER STATED CAUSE WAS DUE TO THE TERMINAL END BEING CRIMPED TOO HARD RESULTING IN BROKEN WIRE. RECOMMEND MANUFACTURER BE INFORMED.