As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING T/O ROLL, IAS FLAGGED ON BOTH PILOT AND COPILOT AIRSPEED INDICATOR. T/O WAS ABORTED. PURGED NR 1 AND NR 2 PITOT SYSTEMS IAW CESSNA 560 MM 34-11-10. FOUND WATER IN NR 1 PITOT SYSTEM. PERFORMED PITOT/STATIC LEAK CHECK OF NR 1 AND NR 2 SYSTEMS IAW CESSNA 560 MM 34-11-25 + FAR 91.411. SYSTEMS CHECK NORMAL.