As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING CLIMB PILOT REPORTED EICAS MESSAGE DCU NR 2 AUR AL FAIL, APR FAIL AND FLUCTATION OF ENGINE PARAMET ERS 9N1,N2 & ITT) ON BOTH ENGINES. THEY SELECTED THE APR SWITCH OFF AND THE FLUCTUATIONS WENT AWAY, FLIGHT CONTINUED TO NICE. IT CAME BACK AT 40 NM OF MONTPELLIER. BASED ON MDC CODES MAINTENANCE FOUN DCU NR 2 DEFECTIVE. REPLACED DCU NR 2, AIRCRAFT BACK IN SERVICE.