As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) 1) ENGINE BACKFIRING AND HAVING LOSS OF POWER SYMPTOMS MORE PRONOUNCED WHEN ENGINE HOT. 2) DUE TO LOW TIME OF ENGINE, POOR FUEL MIXTURE WAS MAIN SUSPECT. ENGINE WOULD RUN A LOT BETTER WHEN CARB HEAT APPLIED. 3) PROBLEM SOLVED WHEN BOTH MAGS UPLOAD. SUSPECT FAILURE OF BOTH CAPACITORS IN MAGS. MAGS ARE BEING SENT FOR FURTHER EVALUATION AT FACTORY APPROVED O/H SHOP.