As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 4111 - ON TAKEOFF ROLL, CAPTAIN NOTICED HIS AIRSPEED INDICATOR WAS READING LOW. CREW ABORTED TAKEOFF, AND RETURNED TO THE GATE. PIT MX ACTIVATED PITOT HEAT TO REMOVE ICE ACCUMULATION IN THE PITOT HEAD. AIRCRAFT RETURNED TO SERVICE. (M)