As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: AUTO BRAKE DISARMED, LIGHT ILLUMINATED BEFORE LANDING. IT FAILED TO ARM AGAIN. AUTO BRAKE SWITCH TURNED OFF. THIS IS A REPEATED WRITE-UP AND FOR THE THIRD FLIGHT IN A ROW. MULTIPLE BITE TESTS HAVE BEEN ACCOMPLISHED, AND THE AUTO BRAKE CONTINUES TO BE INOPERATIVE. REMOVE AND REPLACE LEFT AUTOBRAKE SHUTTLE VALVE PRESSURE SWITCH. PER AMM 32-4271. OPERATIONAL TEST GOOD.