As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOW SPEED RTO DUE TO FWD CARGO DOOR CREW REPORTED FWD CARGO DOOR WARNING LIGHT FLICKERED ON AND OFF AT BEGINNING OF TAKE OFF ROLL. DEFER FWD CARGO DOOR WARNING LIGHT PER MEL 5203D. VERIFIED FWD CARGO DOOR CLOSED AND LOCKED. DEFERRED FWD CARGO DOOR WARNING LIGHT. PLACARD APPLIED. DOOR INDICATION NORMAL. PERF PSEU BITE TEST. FOUND NO FAULTS. POSSIBLE INT FAULT. REF FIM 52-30 TASK 803.