As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REJECTED TAKEOFF BELOW 80 KNOTS DUE TO THE OUTFLOW VALUE FAULT ECAM MESSAGE. COMPLIED WITH ECAM PROCEDURE AND MAINTENANCE CONTROL PROCEDURE SYSTEM RESET SUCCESSFUL, NO FAULTS AT GATE AND QRH ACCOMPLISHED MESSAGE CLEARED. OPS CHECKED OK IAW AMM 21-26-00.