As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED GROUND PROXIMITY WARNING SYSTEM (GPWS) FAIL, WINDSHEAR FAIL AND TERRAIN FAIL MESSAGES ON TAKEOFF ROLL. CREW REJECTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE TROUBLESHOT, R & R ENHANCED GROUND PROXIMITY WARNING SYSTEM (EGPWS) COMPUTER AND PERFORMED CHECKS IAW AMM. AIRCRAFT RELEASED FOR SERVICE.