As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INBOUND TO DCA THE HYD 2 LOW PRESS MESSAGE ILLUMINATED. WHILE FOLLOWING THE QRH THE MESSAGE WENT OUT AND THE HYD EDP 2A MESSAGE APPEARED. THE CREW OF FLIGHT 2344 CONTINUED TO DESTINATION AND MADE AN UNEVENTFUL LANDING AT DCA. PSA MAINTENANCE REMOVED AND REPLACED THE RIGHT ENGINE DRIVEN HYDRAULIC PUMP IAW CRJ 200 AMM 29-11-01-400-801. OPERATIONAL TESTS AND LEAK CHECKS WERE GOOD. THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.