As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER LANDING NR 1 FUEL FILTER BYPASS LIGHT ILLUMINATED ON TAXI IN. PERFORMED FIM TASK 73-05, TASK 801 AND TASK 802 FOR NR 1 ENG. CDU FAULT MESSAGE 73-31071 NOTED. R & R NR 1 ENG FUEL FILTER IAW AMM 73-11-02 AND R & R NR 1 FUEL FILTER DIFFERENTIAL PRESSURE SWITCH AMM 73-34-01. EEC TEST GOOD IAW TASK 73-21-00-700-804 F00 AND IDLE POWER LEAK CHECK GOOD IAW AMM 71-00-00.