As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOR FLIGHT 3732, AFTER THE SECOND ENGINE START, DURING TAXI THE EMERGENCY LIGHTS KEEP GOING ON AND OFF. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED RELAY K135 IAW CRJ AMM 20-42-00. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.