As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMT MSG ENG 1 EEC C1 SHOWS. GROUNDED - YES. REF TSR715194 FOR CORRELATED FAULTS 73-43301 AND 73-43291. PERFORMED IFIM G73-202-00-810-855 AND TASK G73-21-00-810-937 FOR CORRELATED FAULT MAINT MSG 73-43850 "ENGINE FAN INLET (T12) TEMPERATURE SENSOR AND CALCULATED ADIRU AIR TEMPERATURE SIGNALS DO NOT AGREE." DETERMINED TO BE INTERMITTENT. GROUND VERIFICATION PASS.