1.Corrosion & Moisture Damage - Ua rau tsis zoo conductivity
2.Wire Chafing & Breakage - Ua los ntawm kev vibration lossis kev ua haujlwm tsis raug
3.Overheating - Vim muaj ntau dhau tam sim no los yog tsis zoo rwb thaiv tsev
4.Loose Connectors - Ua rau muaj hluav taws xob tsis sib xws
5.EMI/RFI cuam tshuam - Kev cuam tshuam cov teeb liab sensor