As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX FLIGHT NR 2343: AS THE AIRCRAFT TAXIED ONTO THE RUNWAY, THE POWER PLANT MESSAGE APPEARED ON THE ED. AIRCRAFT RETURNED TO GATE. MAINTENANCE UPON INTERROGATION OF CDS FOR ENGINE FAULTS, FOUND NR 2 ENGINE LANE B FAULT 130. C/W FIM TASK 61-20-03-810-815. AFTER FAULT CODE WAS CLEARED, RAN NR 2 ENGINE TWICE IN BETA RANGE. FAULT DID NOT RETURN. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.