As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED. RIGHT ENGINE FUEL FILTER BYPASS LIGHT ILLUMINATED DURING INITIAL CLIMB AND SUBSEQUENT CLIMBS. ACCOMPLISHED ELECTRONIC ENGINE CONTROL BITE TEST IAW AMM 73-21-00 AND WORKCARD 4907, NO FAULTS FOUND. REMOVED AND REPLACED RIGHT ENGINE FUEL DIFFERENTIAL PRESSURE SWITCH IAW AMM 73-34-01. OPERATIONAL CHECK GOOD.