As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUTO PRESSURIZATION FAILED AFTER TAKEOFF. C/A-DEFERRED AUTO AND MANUAL PRESSURIZATION SYSTEM M PROCEDURES C/W AUTH # 070157DM-C REF # 21-19. DE-C/W M PROSSEDURES, VERIFIED SYSTEM VACUUM SUPPLY NORMAL @ -3.0 PSI. VERIFIED MANUAL OPERATION OK IAW AMM 21-31-00. VERIFIED CABIN INTEGRITY (DE-PRESSURIZATION RATE) NORMAL IAW AMM 21-31-00. AUTO PRESS OPS CHK OK IAW AMM CH 21-31-00 MEL RESTORED.