As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT FUEL FILTER BYPASS LIGHT ILLUMINATED MOMENTARILY ON GROUND. ACFT GROUNDED. REPLACED LT ENGINE FUEL FILTER IAW MM 73-11-02. OPERATED ENGINE, NO LEAKS AND FUEL FILTER BYPASS LIGHT IS NOT ILLUMINATED. REPLACED J8 HARNESS, IAW MM 73-21-06. ACCOMPLISHED EEC TEST IAW MM 73-21-00 AND ACTUATORS TEST IAW MM 71-00-00. BOTH TESTS PASSED, NO FAULTS NOTED. REPLACED FUEL DIFFERENTIAL PRESSURE SWITCH WITH NEW IAW AMM 73-34-01. ACCOMPLISHED EEC TEST IAW AMM 73-21-00 AND TEST3A-IDLE POWER LEAK CHECK IAW AMM 71-00-00. BOTH TEST PASSED, NO FAULTS OR LEAKS NOTED.