Motar DC ta haɗa da wutar lantarki ta hanyar goga mai motsi.Lokacin da halin yanzu ke gudana ta cikin nada, filin maganadisu yana haifar da ƙarfi, kuma ƙarfin yana sa injin DC ya juya don haifar da juzu'i.Ana samun saurin injin DC ɗin da aka goge ta hanyar canza ƙarfin ƙarfin aiki ko ƙarfin filin maganadisu.Motocin goge-goge suna haifar da hayaniya mai yawa (dukansu acoustic da lantarki).Idan waɗannan hayaniyar ba su keɓe ko kariya ba, hayaniyar lantarki na iya yin katsalanda ga kewayen motar, wanda zai haifar da rashin kwanciyar hankali na aikin mota.Hayaniyar wutar lantarki da injinan DC ke samarwa za a iya kasu kashi biyu: tsangwama na lantarki da hayaniyar lantarki.Electromagnetic radiation yana da wuyar ganewa, kuma da zarar an gano matsala, yana da wuya a iya bambanta ta da sauran hanyoyin hayaniya.Tsangwama ta mitar rediyo ko tsangwama na hasken lantarki ya samo asali ne sakamakon shigar da wutar lantarki ko hasken lantarki da ke fitowa daga tushen waje.Hayaniyar lantarki na iya shafar tasirin da'irori.Waɗannan Hayaniyar na iya haifar da lalacewa mai sauƙi na injin.

Lokacin da motar ke gudana, tartsatsi na faruwa lokaci-lokaci tsakanin goga da mai isarwa.Tartsatsin wuta na daya daga cikin abubuwan da ke haifar da hayaniyar wutar lantarki, musamman idan motar ta tashi, kuma ingantattun igiyoyin ruwa suna kwarara cikin iska.Maɗaukakin igiyoyin ruwa yawanci yana haifar da ƙarar hayaniya.Irin wannan amo yana faruwa a lokacin da gogagi suka kasance marasa ƙarfi a saman mahaɗin kuma shigar da injin ɗin ya fi yadda ake tsammani.Wasu dalilai, gami da rufin da aka kafa akan filaye masu tafiya, kuma na iya haifar da rashin kwanciyar hankali na yanzu.

EMI na iya haɗawa cikin sassan lantarki na motar, yana haifar da da'irar motar zuwa rashin aiki da kuma lalata aiki.Matsayin EMI ya dogara da abubuwa daban-daban kamar nau'in motar (brush ko brushless), tsarin motsi da kaya.Gabaɗaya, injunan goga za su samar da ƙarin EMI fiye da injinan goge-goge, ko wane nau'in, ƙirar motar za ta yi tasiri sosai game da ɗigon lantarki, ƙananan injunan gogewa wani lokaci suna haifar da babban RFI, galibi mai sauƙin LC Low pass filter da akwati na ƙarfe.

Wata hanyar hayaniya ta samar da wutar lantarki ita ce wutar lantarki.Tun da juriya na ciki na wutar lantarki ba ta zama sifili ba, a cikin kowane juzu'i na jujjuyawar, za a canza motar da ba ta dawwama a cikin wutar lantarki a kan tashoshin samar da wutar lantarki, kuma motar DC za ta haifar yayin aiki mai sauri.hayaniya.Don rage tsangwama na lantarki, ana sanya injiniyoyi nesa da kewaye mai mahimmanci gwargwadon yiwuwa.Rukunin ƙarfe na motar yawanci yana ba da isassun garkuwa don rage EMI mai iska, amma ƙarin kwandon ƙarfe ya kamata ya samar da mafi kyawun rage EMI.

Sigina na lantarki da injina ke samarwa na iya ma'aurata cikin da'irori, suna ƙirƙirar abin da ake kira tsangwama-yanayin gama gari, wanda ba za a iya kawar da shi ta hanyar garkuwa ba kuma ana iya rage shi da kyau ta hanyar sauƙi mai sauƙi na LC.Don ƙara rage hayaniyar lantarki, ana buƙatar tacewa a wutar lantarki.Yawancin lokaci ana yin shi ta hanyar ƙara babban capacitor (kamar 1000uF da sama) a cikin tashoshin wutar lantarki don rage ƙarfin juriya na wutar lantarki, don haka inganta amsawar wucin gadi, da amfani da zane mai laushi mai tacewa (duba hoton da ke ƙasa) kammala overcurrent, overvoltage, LC tace.

Capacitance da inductance gabaɗaya suna bayyana daidai gwargwado a cikin da'irar don tabbatar da ma'auni na kewaye, samar da matattara mai ƙarancin wucewa ta LC, da kuma murƙushe amo da goga na carbon ya haifar.Capacitor yana danne mafi girman ƙarfin lantarki da aka samar ta hanyar bazuwar cire haɗin goshin carbon, kuma capacitor yana da kyakkyawan aikin tacewa.Ana haɗa shigarwa na capacitor gabaɗaya zuwa wayar ƙasa.Inductance yafi hana saurin canjin tazarar halin yanzu tsakanin goga na carbon da takardar jan ƙarfe mai jigilar kaya, kuma ƙasan ƙasa na iya haɓaka aikin ƙira da tasirin tacewar LC.Inductor guda biyu da capacitors biyu suna samar da aikin tacewa na LC mai ma'ana.Ana amfani da capacitor musamman don kawar da ƙyalli mai ƙyalli da buroshin carbon ke samarwa, kuma ana amfani da PTC don kawar da tasirin zafin da ya wuce kima da haɓakar daɗaɗɗen halin yanzu akan da'irar motar.