All error codes By model: T1100T1500T1700T2300T2500T610T730T830T930Z5200Z6Z6200Z9 Model T1100 Error Code 21.3:YZ Problem Description Problem with Service Station Corrective Action Options Turn off/on. Check service station path for obstacles, perform service station diagnositic , replace service station, repalce PrintMech PCA Schedule Service Call ⭢ (301) 340-0000 Email ⭢ Contact Us