As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
#2 OIL BYPASS ADVISORY ON CLIMB. WENT AWAY AFTER 5 SEC. REMOVED FROM SERVICE. CMC SHOWED FAULT CODE 79210004UT1, ENG 2 OIL FILTER IMPENDING BYPASS, PROBE/SENSOR. C/W E175 FIM TASK 79-21-00-810-802-A PARA 1 THRU 6G(1)B. REF FIM TASK 79-21-00-810-802-A FOR REMOVAL AND REPLACEMENT OF ENG 2 OIL FILTER ELEMENT AND OIL FILTER BYPASS SENSOR 2. LEAK CHECK GOOD. REF GE LMM SUBTASK 72-00-00-790-001. ADVISORY MSG DID NOT REAPPEAR. A/C RELEASED FOR SERVICE.