As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POWERPLANT MESSAGE ON ED AFTER CRUISE RPM WAS SET. ALL ENGINE INDICATIONS NORMAL. LANDING UNEVENTFUL. REMOVED FROM SERVICE. INTERROGATED CDS FOR FAULTS, NOTED FAULTS 122,130,134 ON NR 1 ENG. CHANNEL B. REMOVED AND REPLACED PEC WIRING HARNESS IAW AMM TASKS 77-30-00-000-801 & 77-30-00-400-801. OPS TEST CK GOOD AND FAULT CODES DID NOT REAPPEAR, A/C OK FOR SERVICE. AIRCRAFT RETURNED TO SERVICE.