What was found
CABIN PRESSURE SYSTEM 1 FAULT MSG GROUNDED - YES. FAULT HISTORY LOGGED: PRESS CONTR 1, ATA 21-31-34. ACCOMPLISHED TSM TASK 21-31-00-810-803-A. ALL TEST PASSED. NO HISTORY, ALSO REF MDDR 70390. ETOPS RESTRICTED
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CABIN PRESSURE SYSTEM 1 FAULT MSG GROUNDED - YES. FAULT HISTORY LOGGED: PRESS CONTR 1, ATA 21-31-34. ACCOMPLISHED TSM TASK 21-31-00-810-803-A. ALL TEST PASSED. NO HISTORY, ALSO REF MDDR 70390. ETOPS RESTRICTED