As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INFLIGHT ENGINE SHUT DOWN, AIR RETURN WITH THE NR 1 ENGINE SHUT DOWN DUE TO START VALVE OPEN LIGHT ILLUMINATED. REMOVED AND REPLACED START VALVE AND OPEN LIGHT REMAINED ON AFTER ENG START. FOUND START VALVE CANNON PLUG CONNECTOR BAD. REMOVED AND REPLACED CONNECTOR, OPS CKD GOOD PER MM.