As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED WING A/I SENSOR CAUTION MESSAGE IN FLIGHT. AIRCRAFT RETURNED TO CLT LANDING WITHOUT INCIDENT. MAINTENANCE INSP AND FOUND 1 WIRE ON RT OUTBOARD TEMP SENSOR AND 3 WIRES ON LT OUTBOARD TEMP SENSOR TO BE PULLED OUT OR BROKEN. REPAIRS AND CHECKS WERE PERFORMED PER THE AIRCRAFT MAINTENANCE MANUAL WITH NO OTHER DEFECTS NOTED. AIRCRAFT WAS RELEASED FOR SERVICE.