As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUEL IMBALANCE CAS MESSAGE, AUTO TRANSFER LEFT TO RIGHT RESULTED IN FUEL BEING PUMPED OVERBOARD THROUGH RIGHT WING VENT DURING TAXI. COMPLIED WITH WALK AROUND INSPECTION TO CHECK VENTS AND TANKS. CONNECTED AMC TO AIRCRAFT IAW EA500 AMM 25-40-00 FOR GAUGING WET TEST ALL PROBES, CHECKED GOOD, ALSO COMPLIED WITH MFD FUEL SYNOPTIC TEST PAGE CHECK IAW EA500 AMM 31-10-00. WITH ENGINES RUNNING COMPLIED WITH EA500 AMM FUEL SYSTEM CHECK 28-00-00, CHECKED GOOD.