As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: REJECTED TAKE OFF AT APPROXIMATELY 9O KNOTS DUE TO EICAS WARNING AND AUDIBLE WARNING WAS ACTIVATED. MAINTENANCE FOUND MESSAGE 29-13551. ENGINE DRIVEN PUMP CASE DRAIN FILTER ELEMENT CLOGGED. RESET PER FIM DMC-B787-A-29-10-F1-24A-421A-A.