As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:ETOP PILOT REPORT PRESSURIZATION AUTO 1 DID NOT INITIATE AT FL 370 DESCENDING INTO ONT. MANUAL PRESSURIZATION INITIATED AT FL 200. PRESSURIZATION AUTO 2 ON DEFFERAL. REMOVED AND REPLACED OUTFLOW VALVE, VALVE CHECKS GOOD.