As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT THE FLIGHT CREW NOTICED THE FUEL FLOW FLUCTUATING. BELIEVED CAUSED FROM HEAT IN ENGINE BAY CAUSING FUEL TO VAPORIZE AS IS PASSES THROUGH FUEL FLOW METER. RECOMMENDATION IS MOUNT THE FUEL FLOW METER HORIZONTALLY AND WRAP IN HEAT SHIELDING.