As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY DECLARED, LANDING UNEVENTFUL & ACFT NOT OVERWEIGHT. DURING APPROACH, NR 1 ENG FUEL FILTER DIFFERENTIAL PRESS WARNING LIGHT ILLUMINATED. R & R NR 1 ENG FUEL FILTER PRESS BYPASS SWITCH. PERFORMED OPERATIONAL & LEAK CHECK IAW AMM 73-34-01. SYS CHECKED NORMAL.