As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INVESTIGATED REPORTED RT ENG ANTI-ICE FAIL ANNUNCIATOR INDICATION. REPLACED INOPERATIVE ENG INLET ANTI-ICE SHUTOFF VALVE WITH NEW SHUTOFF VALVE, ENGINE ANTI-ICE FUNCTIONAL CHECKS OK. HAVE REPLACED SEVERAL LOW TIME NEW AND O/H ANTI-ICE VALVES ON ACFT THIS FALL/WINTER SEASON.