As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BLEED 2 FAIL AT ALTITUDE. ENG BLEED SYS - XBLD OPERATIVE - M1 BLEED 1 PRESSURE UNSTABLE IN CRUISE 6-47 PSI AND RATE CHANGES OF -250/200 MSG EVENTUALLY CLEARED VIA QRH PROCEDURE INFO TO MTX. INFO NOTED TO MTX MOC 230070. RAR LH ENGINE NAPRSOV HIGH STAGE BLEED VALVE IAW ERJ 175 AMM 36-11-03. OPC GOOD. MEL RESTORED.