As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4264 THE CREW ELECTED TO ABORT THE LOW SPEED TAKEOFF DUE TO DEICE FLUID ON THE WINDSHIELD AND UNABLE TO USE THE WIPER TO CLEAR. THE AIRCRAFT WAS REMOVED FROM SERVICE. UNSTUCK WIPER BLADE AND PERFORMED OPERATIONAL TEST OF WINDSHIELD WIPER SYSTEM IAW EMB140 AMM 30-41-00. NO PARTS REMOVED OR REPLACED. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.