As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON ARRIVAL IN KPSP. "FLAP FAIL" CAS MSG ILLUMINATED AT FLAPS 20'SELECTION. 2 CONSECUTIVE FLAP 20' SELECTIONS HAD NO CHANGE. AIRCRAFT CONFIGURED FOR "0" FLAP LANDING. NO HYD LEAKS OR WARNINGS OBSERVED. CORRECTIVE ACTION; REPLACED PDU IAW CL-650 AMM 27-52-01. OPS CHECK GOOD.