What was found
DURING TAKE OFF, RECEIVED A MASTER CAUTION EICAS MESSAGE FOR THE CARGO DOOR OPEN. ABORTED TAKE OFF AND RETURNED TO GATE. CLEANED AND LUBED FWD AND AFT CARGO DOOR SWITCHES.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING TAKE OFF, RECEIVED A MASTER CAUTION EICAS MESSAGE FOR THE CARGO DOOR OPEN. ABORTED TAKE OFF AND RETURNED TO GATE. CLEANED AND LUBED FWD AND AFT CARGO DOOR SWITCHES.