As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISHING T/C #78273000, INTERROGATE THE FMC CDU FOR ENGINE FAULTS, FOUND ECONOMIC FAULT #77-10851, BOTTOM RIGHT SIGNAL (T495S2) IS OUT OF RANGE. GROUNDED - YES. ACCOMPLISHED FIM 77-21 TASK 802. FOUND T495S2 OUT OF TOLERANCE. CLEANED T495S2 CONNECTOR. T495S2 NOW WITHIN LIMITS. OPS CHECK GOOD PER FIM 77-21 TASK 802.