What was found
LEFT ENGINE OIL FILTER EICAS AND STATUS MESSAGE AFTER ENGINE START, OIL TEMP 69C. RETURNED TO BLOCKS, REPLACED MAIN OIL FILTER AND PER MM 79-21-05 P 401, AND OIL FILTER DIFFERENTIAL PRESSURE SWITCH PER MM 79-35-01 P 401.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT ENGINE OIL FILTER EICAS AND STATUS MESSAGE AFTER ENGINE START, OIL TEMP 69C. RETURNED TO BLOCKS, REPLACED MAIN OIL FILTER AND PER MM 79-21-05 P 401, AND OIL FILTER DIFFERENTIAL PRESSURE SWITCH PER MM 79-35-01 P 401.