As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REJECTED T/O AT LOW SPEED DUE TO "CONFIG PARK BRAKE" T/O WARNING. SHOWED CMC NO REPORTED FOUND AND CHECKED PARKING BRAKE STS THEN FOUND PARKING BRAKE VLV NOT MOVE AND R&R PARKING BRAKE VLV CLOSE RELAY ( R7514) PER FIM 32-04-00-810-802 AND SYS TEST NORMAL PER AMM 32-44-00 ALSO T/O CONFIG WARNING CHECK NORMAL.