As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISHING ASA TASK CARD 05-020-01, FOUND FAULT 73-43855, "ENGINE FAN INLET (T12) TEMPERATURE SENSOR & CALCULATED ADIRU AIR TEMPERATURE SIGNALS DO NOT AGREE" FOR ENG 2. GROUNDED - YES. PERFORMED IFIM G73-20-00-810-830 FOR FAULT 73-43855. NO FAULTS FOUND AT THIS TIME.