As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING START BRAKE LOW PRESS AND ANTI SKID INOP LIGHT CAME ON. IT WENT OUT AS RPM INCREASED, CAME ON AGAIN AS TAXI STARTED. BRAKE PRESS REMAINED OK. EMER BRAKE NOT USED. [SUP 05-03-07] REMOVED BRAKE LOW PRESSURE SWITCH AND INSTALLED NEW UNIT IAW CESSNA 560XL M/M CH. 32-44-20. LEAK AND OPERATIONAL CHECKS GOOD.