As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
#2 PEC CAUTION DURING LANDING ROLL THROUGH 50 KTS. POWERPLANT MESSAGE ON ED. RETRIEVED FAULT CODES IAW Q400 AMM 77-31-00-710-803. HAD FAULT CODE 200 AB, 126A, AND 134 (ON #2 SIDE). REPLACED RELAY 6100-3-K2 RJB1 IAW AMM TASK 24-30-16-960-801. OPS TEST GOOD IAW AMM TASK 24-60-710-801. REPLACED PLA IAW AMM 76-10-01-000-801 + 76-10-01-400-801. ALL OPS TEST GOOD. ALL FAULT CODES CLEARED AND DID NOT REAPPEAR. RETURNED TO SERVICE.