As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: FUEL FILTER BYPASS LIGHT ON NUMBER 2 ENGINE CAME ON AFTER BOTH ENGINES STARTED AND STABILIZED. REMOVED AND AREPLACED NUMBER 2 ENGINE FUEL FILTER (AALA202604075355), PER MCM CARD 08L40073004. ALSO, REMOVED AND REPLACED FUEL DIFFERENTIAL PRESSURE SWITCH (AALA202604071673), PER AMM 73-34-01, OPS CHECK AND LEAK CHECK GOOD.