As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AMBER TAI INDICATION OCCURED AFTER STOWING ENGINE ANTI ICE ON UPPER DISPLAY UNIT IN FLIGHT. AFTER RECYCLING ENGINE ANTI-ICE SWITCH THE AMBER TAI INDICATION DISAPPEARED. AMBER TAI INDICATION WAS ON NR 2 ENGINE. ACFT GROUNDED. REMOVED AND REPLACED THE ENGINE AND WING ANTI-ICE PANEL (P5-11) IAW AMM 30-11-41. OPS. NORMAL.