As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN ALT +/- 450 FEET 99-3611-3-0008,QTY :1 DURING TROUBLESHOOTING FOUND RIGHT ENGINE PRSOV VALVE INOP. REPLACED CONTROLLER IN #2 POSITION PER AMM TASK UPDATING FOR PRSOV ROTABLE REMOVED AND REPLACED RIGHT ENGINE PRSOV VALVE REF. AMM 36-11-04. 21-31-01-000-801. OPS CHECK OK.