As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 6383 - IAD-CMH - DURING CLIMB, MADE A UNSCHEDULED LANDING DUE TO THE LEFT ENGINE HIGH OIL TEMP INDICATION. MAINTENANCE REMOVED AND REPLACED LEFT ENGINE OIL TEMP INDICATOR, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)