As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER NORMAL ENGINE START, RT AIRSPEED INDICATOR WAS SHOWING 69 KTS STILL PARKED ON THE RAMP. ONCE AIRCRAFT WAS MOVED INSIDE, THE AIRSPEED INDICATOR STILL SHOWED UPWARDS OF 30 KTS. ADAHRS UNIT REPLACED AS REMEDIAL ACTION FOR THE AIRSPEED DEFECT.