As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REJECTED TAKE OFF AT 90KTS, FIRST OFFICER'S NR 2 IRU FAILED & THE FIRST OFFICER'S PFD RECEIVED A RED ATT. YAW DAMPER NR 2 TRIPPED OFF WITH LOSS OF NR 2 IRU. PRIOR TO DEPTARTURE, CAPTAIN INSPECTED ENTIRE AVIONICS COMPARTMENT AND NO WATER WAS NOTED. NR 2 IRU FAILED. HAD WATER ON AND IN BOX. REMOVED AND REPLACED NR 2 IRU IAW AMM 34-25-34-04. OPS CHECKED GOOD IAW GMM 12-7-600.