As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: RIGHT ENGINE FUEL FILTER BYPASS LIGHT ON THEN LIGHT EXTINGUISHED WITH POWER REDUCTION DURING DECENT. REPLACED FUEL FILTER DIFFERENTIAL PRESSURE SWITCH (AALA201912239006) AND FUEL FILTER (AALA201912239022) PER AMM 73-11-02 AND 73-34-01