As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: PILOT REPORTS RIGHT ENGINE FILTER BYPASS LIGHT ILLUMINATED AFTER TAKE OFF, TURNS ON AND OFF INTERMITTENTLY. MAINTENANCE ACCOMPLISHED FIM 73-05-00-810-F00, NO FAULTS NOTED. IAW FIM, REPLACED #2 ENGINE FUEL FILTER IAW JOB CARD 73-94-13 AND REPLACED FUEL FILTER DIFFERENTIAL SWITCH IAW AMM 73-34-01. RAN ENGINE, OPS CHECK GOOD. OK FOR SERVICE.