What was found
DOOR SEAL LEAKING AFTER TAKEOFF, DOOR SEAL DID NOT INFLATE, DOOR SEAL CHECK VALVE HAD FAILED INTERNALLY CAUSING A BLOCKAGE OF AIR TO SEAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DOOR SEAL LEAKING AFTER TAKEOFF, DOOR SEAL DID NOT INFLATE, DOOR SEAL CHECK VALVE HAD FAILED INTERNALLY CAUSING A BLOCKAGE OF AIR TO SEAL.