As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CREW PREDEPARTURE CHECK, EICAS PRESSURE INDICATION INOP READING 40 PSI. DEFERRED EICAS O2 PRESSOR INDICATION PER MEL 35-11-2-1 MX PROCEDURES COMPLY WITH PLACARD INSTALLED RE-INSPECT O2 PRESSURE BEFORE EA FLIGHT MUST BE COMPLY BY AUG 13, 2026. A/C RETURNED TO SERVICE.