As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WE HAD TO ABORT THE TAKEOFF FORM KPWA AT APPROXIMATELY 1630 LOCAL, DUE TO A RED SPILERS EXT CAS AND AURAL WARNING OCCURRING BETWEEN 90-100 KIAS ON THE TAKEOFF ROLL. THE CAS MESSAGE CLE3ARED ON ITS OWN AND AFTER RUNNING THE QRH AND WAITING 15 MIN, THE SECOND TAKEOFF ATTEMPT OCCURRED WITH NO ISSUES.