As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PILOT ADVISED THAT ON SELECTION OF FLAPS, A FLAP POWER CAUTION ILLUMINATED. QRH RESET ATTEMPTED BUT NO FIX. ACFT DIVERTED DUE TO RUNWAY LENGTH RESTRICTION WITH NO FLAPS. ENGINEERS ADVISE THAT IN THE CDS A FC HYD PRESSURE LOW CODE WAS FOUND. FLAP POWER UNIT REPLACED AND ACFT RTS.