As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE RIGHT HAND WINDSCREEN WIPER FAILED TO STOW, ON THE TAXI OUT FOR TAKEOFF. THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND LUBRICATED THE WINDSCREEN WITH WATER. OPERATION CHECKS WERE COMPLETED IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-41-00. THE AIRCRAFT WAS RETURNED TO SERVICE.