As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRIOR TO THE 4TH FLIGHT OF THE DAY, WHEN THE CREW TURNED ON THE FUEL PUMP TO START THE ENGINE, IT FAILED. THE TECH TESTED THE POWER TO THE PUMP AND DETERMINED THAT THE ACFT WAS PROVIDING 28 VOLTS OF POWER TO THE FUEL PUMP. R2 THE PUMP RETURNED THE AIRPLANE TO SERVICE.