What was found
AUTO PRESSURIZATION WOULD NOT PRESSURIZE NORMALLY. RETURNED TO PDX. AUTO PRESSURIZATION CHECKS COMPLIED WITH ON GROUND. OPS CHECKS OK AT THIS TIME.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AUTO PRESSURIZATION WOULD NOT PRESSURIZE NORMALLY. RETURNED TO PDX. AUTO PRESSURIZATION CHECKS COMPLIED WITH ON GROUND. OPS CHECKS OK AT THIS TIME.