As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX- FLIGHT 2531 - XFLOW PUMP CAUTION, CB S5 POPPED. RETURNED TO GATE. RESET CB. PERFORMED OPS CHECK IAW CRJ AMM TASK 28-13-00-710-801-A01 OPS CHECK GOOD. NO HISTORY FOUND NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.