As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE POWERPLANT MESSAGE IN CRUISE FLT RETURNED TO FIELD. LANDING UNEVENTFUL. COMPLIED WITH EMU DOWNLOAD IAW MAINTENANCE 6773101. REPLACED NR 1 PEC IAW AMM TASK 61-20-36-000-801 AND 61-20-36-400-801, OPS CHECKED GOOD. PRIOR TO REMOVAL OF NR 1 PEC INTERROGATED CDS, FOUND FAULTS 260B AND 262B ON NR 1 ENGINE. RETURNED TO SERVICE.