What was found
EWR---CO2685, CREW REPORTED, LANDING GEAR SENSOR LIGHT IN FLIGHT COULD NOT GET GEAR UP. MAINTENANCE REMOVED AND REPLACED CONNECTOR P1192, ADJUSTED PROXIMITY SWITCH POSITION AND PERFORMED GEAR RETRACTION TEST IAW EMB145 MM 32-61-50 AND 32-30-00. OPS CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.