As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PU FAIL ON LIGHT UP. ALSO NOTICED FUEL SPILLED ONTO RAMP AFTER LIGHT UP FAIL. RAMPERS NOTICED FUEL MISTING AND FUEL ODOR ON RAMP. CHECKED CDS FOR FAULT CODES, FOUND FAULT 55-2 IGNITER PLUG B OPEN. C/W FIM TASK 49-40-00-810-803 FOR FAULT ISOLATION. R & R BOTH IGNITOR PLUGS REF AMM TASK 49-40-04-000-801/400-801. SERVICED APU WITH OIL, OPS CHECK GOOD. MEL CLEARED.