As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ABORTED TAKEOFF ROLL N1 ON #2 NEVER CAME UP. PERFORMED HIGH POWER GROUND ENGINE RUN IAW GHC AND MONITORED N1 FOR CORRECT RESPONSE. OBSERVED N1 INCREASE AS THROTTLE LEVERS WERE ADVANCED. ALSO PERFORMED OPC OF AUTOTHROTTLE IAW AMM 22-31-00-710-801 WITH NO DEFECTS NOTED.