As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FLIGHT CREW NOTICED HYDRAULIC FLUID LOSS AT THE ELEVATOR AND CARRIED OUT A REJECTED TAKE-OFF. THE A/C TAXIED BACK TO THE GATE WITHOUT INCIDENT. INVESTIGATION BY MAINTENANCE PERSONNEL REVEALED A PUNCTURE AT THE NR 1 ELEVATOR PCU HYDRAULIC HOSE. THE HOSE WAS REPLACED AND THE A/C SUBSEQUENTLY RETURNED TO SERVICE.