As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 0412 - SAN - FLIGHT CREW ABORTED T/O DUE TO NR 1 ENG EXCEEDANCE ON TAKEOFF ROLL. MX INSPECTED BLEED DUCTS AND COMPRESSOR BLEED AIR DUCTING ON ENGINE AND FOUND CLAMP MISSING ON COMPRESSOR DISCHARGE TUBE. INSTALLED NEW CLAMP OPERATIONALLY AND LEAK CHECKED SATISFACTORY. AIRCRAFT WAS RELEASED TO RETURN FOR SERVICE.