As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FLIGHT, SMOKE & ELEC FIRE SMELL ROSE NEAR THE CTR OF THE WINDSCREEN. FLIGHT CREW ELECTED TO RETURN TO DEPARTURE AIRPORT & SAFELY LANDED. UPON INSPECTION FOUND FUEL BOOST PUMP CONTROL PANEL TO BE SHORTED. R & R FUEL PANEL.