As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIC REPORTED UNCOMMANDED LT TURN WHILE ON TAXIWAY TO RAMP WITH NOSE WHEEL STEERING FOUND KICKED OFF. NOSE WHEEL STEERING DID NOT ENGAGE WITH MSW. AIRCRAFT NOSE WHEEL VEERED OFF THE EDGE OF THE TAXIWAY. FOUND NORMAL BRAKING WAS INOPERATIVE. USED EMERGENCY AIR BRAKING TO STOP AIRCRAFT. REMOVED, REPAIRED, BENCH CHECKED AND REPLACED ANTI-SKID CONTROL BOX.