As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
B-18203 WINDOW HEAT IL MSG SHOW DUE TO POWER LINE BROKEN AND BURNED. C/A: 1. GROUND CHECK FOUND A15 CONTROL SENSOR WIRING BROKEN. 2. WIRING (P/N:CWC01-1210) REPLACED AND CMC BITE TEST PASSED. 3. GROUND CHECK MSG DISAPPEARED. 4. ACCOMPLISHMENT OF EO 744-30-41-0002 WILL PREVENT FUTURE RECURRENCE. 5.744 AMP 30-41-01-4A AT 1A INTERVAL CAN PREVENT THIS OCCURENCE.