As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REMOVED FUEL FLOW TRANSDUCER (PN 660526AS) INSTALLED UNDER STC SA809GL. UNIT PROVIDING ERRONEOUS FULE FLOW READINGS AND CAUSING THE AIR DATA COMPUTER (ADC) ALSO INSTALLED IN THE AC TO FUNCTION IMPROPERLY. AIR DATA COMPUTER INSTALLED IAW STC SA02203AK. (K)