As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 3302 - DURING THE TAKEOFF ROLL IN MSP, THE LEFT ENGINE FIRE LIGHT ILLUMINATED. THE TAKEOFF ATTEMPT WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE WAS UNABLE TO DUPLICATE THE DISCREPANCY. MX TESTED THE ENGINE WIRING. ALL CHECKS GOOD. AS A PRECAUTION, THE FIRE DETECTORS WERE REPLACED. ALL SYSTEMS OPERATED SATISFACTORILY. (M)