All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model Z5200 Error Code 51:YZ Problem Description Window Sensor failure. Corrective Action Options Check sensor and cable for damage. Perform the Sensors Test, repalc ethe Window Position Sensor Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us