As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLIGHT 5280 FROM AVP TO CVG ON TAXI OUT SPOILERON FAULT MSG ILLUMINATED AND UNCOMMANDED SPOILERON DEPLOYMENT. CB4CN CIRCUIT BREAKER POPPED IN AVIONICS BAY - SENT MECH & PARTS ON ROAD TRIP. SUBSTITUTED AIRCRAFT 7539. R&R'D LEFT SPOILERON OUTBOARD PCU. AIRCRAFT RETURNED TO SERVICE.