As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEG - LT AND RT MAIN GEAR DOOR AMBER, RED UNSAFE, AND HANDLE LIGHT INTERMITTENTLY ILLUMINATED AFTER GEAR RETRACTION DURING CLIMB-OUT. DIVERTED TO GEG. UNEVENTFUL LANDING. INTERROGATED PSEU. FOUND RGRDRCL INDUCTANCE READING TO BE ERRATIC. REMOVED AND REPLACED RGRDRCL PROXIMITY SENSOR IAW Q400 AMM TASKS 32-61-06-000-802 AND 32-61-400-802. MLG EXTENSION AND RETRACTION OPS CHECKS GOOD. RETURNED TO SERVICE.