As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HOU - FLT 3812 - CREW REPORTED A LEFT BLEED DUCT WARNING AFTER TAKEOFF. CREW DECLARED AN EMERGENCY AND RETURNED TO HOU WITH NO FURTHER INCIDENTS NOTED. BLEED SELECTED MESSAGE LATER WENT OUT. MAINTENANCE REMOVED AND REPLACED THE LEFT WING ANTI-ICE VALVE IAW CRJ MM. OP CHECK AS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)