Ni gbogbogbo, pẹpẹ wiwa loop wiring harness ni a lo lati rii aṣiṣe ati ṣiṣi awọn iyika.

　　1. TTY harness wiring ti jona, iyara sisun naa si yara, ni gbogbogbo ko si rara. ailewu ẹrọ. Ni agbegbe ti eto agbara, nibiti irin ti wa ni ilẹ, yoo sun ni ibi ti o wa. Ni ipade ọna ti sisun ati ibi ti o wa ni idaduro, okun waya ti o wa ni ibi yii ni ilẹ; ti ijanu ebute ba sun si apakan onirin ti ohun elo itanna kan Ti o ba jẹ bẹẹ, o tumọ si pe ohun elo itanna ko ṣiṣẹ. ki awọn waya idabobo Layer inu ti bajẹ, nfa a kukuru Circuit laarin awọn onirin, ati awọn fiusi ti a fẹ. Pupọ julọ awọn aṣiṣe waye ninu asopo, eyiti o jẹ ki ohun elo itanna ko ṣiṣẹ daradara. Nigbati o ba n ṣe idajọ, tan-an agbara ẹrọ itanna, fa tabi fi ọwọ kan asopo ohun elo itanna. Nigbati a ba fi ọwọ kan asopo kan, ohun elo itanna le ṣiṣẹ lojiji, ati lojiji ko le ṣiṣẹ. O tumọ si pe asopo naa ko ṣiṣẹ.

　　2. The terminal wiring harness was squeezed and impacted from the outside, so that the wire insulation layer inside was damaged, causing a short circuit between the wires, and the fuse was blown. Most of the faults occur in the connector, which makes the electrical equipment not work properly. When judging, turn on the power of the electrical equipment, pull or touch the relevant connector of the electrical equipment. When a certain connector is touched, the electrical equipment suddenly can work, and suddenly it can’t work. It means that the connector is malfunctioning.