What was found
DURING FLIGHT 2782, LT AUTO IGNITION LIGHT REMAINED ILLUMINATED INFLIGHT. AIR RETURN TO DTW. MAINTENANCE REMOVED AND REPLACED LT AUTO IGNITION RELAY 1JA, AND 31PC, ALL CHECKS GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING FLIGHT 2782, LT AUTO IGNITION LIGHT REMAINED ILLUMINATED INFLIGHT. AIR RETURN TO DTW. MAINTENANCE REMOVED AND REPLACED LT AUTO IGNITION RELAY 1JA, AND 31PC, ALL CHECKS GOOD.