As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE LEFT ENGINE FIRE WARNING LIGHT FLICKERED DURING THE TAKEOFF ROLL. THE CO-PILOT CALLED THE LIGHT AND THE PIC ABORTED THE TAKEOFF. NO SECONDARY INDICATIONS WERE OBSERVED. PIC CONFIRMED THAT THE ENGINE WAS NOT ON FIRE AND PERFORMED A NORMAL SHUTDOWN. MAINTENANCE DISCOVERED TWO WIRES THAT WERE CHAFED AND SHORTING. MAINTENANCE REPAIRED THE CHAFING WIRES AND THE AIRCRAFT WAS RETURNED TO SERVICE.