As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6368 - CRW-IAD - DURING CLIMB-OUT RETURNED TO CRW DUE TO THE HYDRAULIC SYSTEM HIGH PRESSURE WARNING CAPTION ILLUMINATING IN FLIGHT. MAINTENANCE AT CRW DEFERRED THE INDICATION SYSTEM. WHEN AIRCRAFT ARRIVED AT IAD, MAINTENANCE REPLACED THE OVER PRESSURE SWITCH. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (Z)