As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L2 WINDSHIELD HEAT, OVERHEAT LIGHT COMES ON DURING TAXI AND CLIMBOUT. RESETS NORMALLY AND STAYS OUT FOR DURATION OF FLIGHT. ACFT GROUNDED. ACCOMPLISHED BITE CHECK IAW FIM 30-41, TASK 801. BITE SHOWS FAULT HISTORY SENSOR NR 1 ON L2 WINDOW. BOX RESETS AND DISPLAYS NO HARD FAULTS.