As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DEPARTING, THE CREW OBSERVED A FAIL TO RETRACT INDICATION ON THE RT MAIN LANDING GEAR. THE AIRCRAFT RETURNED TO POINT OF DEPARTURE AND LANDED WITHOUT FURTHER PROBLEM. MAINTENANCE FOUND A CONNECTOR IN THE INDICATION SIGNAL HARNESS WITH A CONNECTOR NOT FULLY LOCKED. THE CONNECTOR WAS SECURED SYSTEM INTEGRITY VERIFIED AND THE AIRCRAFT RETURNED TO SERVICE. (TC NR 20070315003)