As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER START UP OF THE ENGINE THE FUEL FLOW INDICATION WENT TO ZERO. AIRCRAFT WAS TAKEN TO MAINTENANCE AND FOUND THAT IF YOU TAPPED ON THE UNIT IT WILL WORK. FUEL FLOW TRANSDUCER WAS REMOVED AND AN NEW FUEL FLOW TRANSDUCER WAS INSTALLED. GROUND RUN OF THE ENGINE AND AN OPERATIONAL CHECK OF THE SYSTEM CHECKED NORMAL.