Ukubuka: 0 Umbhali: Isikhathi Sokushicilela Isihleli Sesayithi: 2026-01-20 Umsuka: Isayithi
Inzwa yeleveli kaphethiloli iyingxenye ebalulekile kusistimu kaphethiloli yemoto, enesibopho sokukala ngokunembile inani likaphethiloli ethangini nokunikeza le datha kusikali sikaphethiloli kudeshibhodi. Lokhu kuvumela abashayeli ukuthi baqaphele amazinga kaphethiloli futhi bagweme ukuphelelwa uphethiloli kungazelelwe. Inzwa isebenza ngokuguqula izinga likaphethiloli libe isignali kagesi ethunyelwa kusistimu yokubonisa imoto, iqinisekisa ukuthi umshayeli uyazi ukuthi ungakanani uphethiloli osele.
Nokho, njenganoma iyiphi enye ingxenye yemoto, inzwa yezinga likaphethiloli ingahluleka ngokuhamba kwesikhathi ngenxa yokuguga, izinkinga zikagesi, noma ukungcoliswa. Uma lokhu kwenzeka, kungaholela ekufundweni kukaphethiloli okungalungile, amageji ashintshashintshayo, noma ngisho nokulahlekelwa okuphelele kwedatha, okungabangela ukuphazamiseka kanye nezingozi ezingaba khona zokuphepha. Kulesi sihloko, sizohlola ukuthi yini eyenzekayo uma inzwa yezinga likaphethiloli iba yimbi, ungahlonza kanjani izimpawu zokungasebenzi kahle, kanye nezinyathelo ongazithatha ukuze uxazulule inkinga ngaphambi kokuthi ithinte ukusebenza nokuphepha kwemoto yakho.
Inzwa yeleveli kaphethiloli ikala inani likaphethiloli ethangini futhi ithumela le datha kusikali sikaphethiloli semoto, esibonisa ileveli kaphethiloli. Inzwa ngokuvamile ihlanganisa ukuntanta okuhamba neleveli kaphethiloli, eshintsha i-variable resistor noma i-capacitive element. Njengoba i-float ihamba, ishintsha ukumelana noma i-capacitance, ithumela isignali kagesi ku-gauge yamafutha, ekhombisa uphethiloli osele.
Inzwa ixhunywe kumasistimu kagesi emoto ngezintambo, idlulisela idatha kusikali sikaphethiloli kanye nohlelo lokuxilonga lwe-onboard (OBD). Ezimotweni zesimanje, idatha ivame ukuthunyelwa kuyunithi yokulawula injini (ECU), ecubungula ulwazi futhi ilungise igeji likaphethiloli. I-ECU ingase futhi isebenzise le datha ukuze iqalise izixwayiso, njengesibani esiphansi sikaphethiloli.
Izinzwa zeleveli kaphethiloli ngokuvamile ziza ngezinhlobo ezimbili: eziphikisayo nezinamandla.
Izinzwa Eziphikisayo : Lezi zinzwa zisebenzisa i-float exhunywe kumugqa ophikisayo. Njengoba iflothi ihamba nokushintsha kwezinga likaphethiloli, ishintsha ukumelana, okube sekuguqulelwa ekubeni izinga likaphethiloli elifundwayo. Zithembekile kodwa zingagqoka ngokuhamba kwesikhathi ngenxa yezingxenye zemishini.
Izinzwa Ezinamandla : Lezi zinzwa zikala izinguquko kumthamo phakathi kwamapuleti amabili e-conductive njengoba izinga likaphethiloli lishintsha. Zinikeza ukunemba okukhulu nokuqina kodwa zivame ukubiza kakhulu kunezinzwa ezikwazi ukumelana nomzimba.
Uma inzwa yeleveli kaphethiloli ihluleka, ingaholela ezinkingeni ezihlukahlukene ezithinta umuzwa wakho wokushayela. Nazi izimpawu eziyinhloko:
Uphawu oluvamile lwenzwa engasebenzi kahle ukufundwa kukaphethiloli okungalungile. Igeji ingase ibonise ithangi eligcwele ngisho nalapho cishe lingenalutho, noma ngokuphambene nalokho. Lokhu kungabangela ukushoda kukaphethiloli okungalindelekile noma ukufaka uphethiloli ngokungadingekile.
Uma inzwa inephutha, isikali sikaphethiloli singagxuma phakathi kokugcwele nokungenalutho ngaphandle kwephethini engashintshi, ngisho noma imoto imile. Lokhu kwenza kube nzima ukwethemba izinga likaphethiloli, okubangela ukudideka mayelana nokuthi ungakanani uphethiloli osele.
Inzwa engasebenzi kahle ingabangela isibani esixwayisa uphethiloli ukuthi sihlale sivuliwe, ngisho noma ithangi ligcwaliswe ngokwanele. Lokhu kungakhungathekisa, ikakhulukazi uma wazi ukuthi izinga likaphethiloli alikho phansi.
Idatha engalungile yamafutha ingase futhi ithinte iyunithi yokulawula injini (ECU), okungenzeka ibe nomthelela ekulethweni kukaphethiloli. Lokhu kungaholela ekusheshiseni okungalungile, ukungenzi kahle, noma ukuma njengoba injini ilihumusha kabi izinga likaphethiloli.
Izinzwa zezinga likaphethiloli zibalulekile ekufundeni okunembile kukaphethiloli kodwa zingahluleka ngenxa yezinto ezimbalwa. Nazi izimbangela eziyinhloko:
Ngokuhamba kwesikhathi, ukusetshenziswa okuqhubekayo kungabangela ukuguga ezingxenyeni ezinyakazayo zenzwa, njenge-float. Lezi zingxenye zingehlisa izinga, ikakhulukazi ezimotweni ezihamba ibanga elide, okuholela ekufundweni okunganembile noma ukwehluleka kwezinzwa. Ukwengeza, i-resistor yenzwa noma i-capacitor ingase yonakale, ithinte ukusebenza kwayo.
Izinzwa zezinga likaphethiloli zithembele ekuxhumekeni kukagesi ukudlulisa idatha. Izintambo eziphukile, eziphukile, noma ezifinyezwayo zingaphazamisa ukuhamba kukagesi, kubangele ukufunda okungaqondakali noma okungalungile. Izixhumi ezimbi noma izinkinga zokumisa phansi zingase ziholele ekuphazanyisweni kukagesi, okuholela ekungasebenzini kahle kwenzwa.
Ukuveza inzwa kuphethiloli kanye namahwamu ngokuhamba kwesikhathi kungabangela ukugqwala, ikakhulukazi uma inzwa yenziwe ngezinto ezingagqwali. Ukugqwala kungalimaza ukuxhumana kukagesi noma indlela yokuntanta, kuvimbele inzwa ukuthi isebenze kahle. Lokhu kuvame kakhulu ezimotweni ezisebenza endaweni enomswakama noma enosawoti.
Ukungcola, udoti, noma ukugqwala ethangini likaphethiloli kungavimba noma konakalise inzwa, okuholela ekufundweni okunganembile. Ukungcola okufana namanzi noma intlenga kuphethiloli nakho kungabangela ukuguquguquka noma ukufundwa kwezinga likaphethiloli okungalungile, okwandisa ingozi yokwehluleka kwezinzwa.
Ukuxilonga inzwa yezinga likaphethiloli engalungile kungenziwa ngempumelelo ngamathuluzi nezindlela ezifanele. Nansi indlela yokwenza:
Isithwebuli se-OBD-II singadalula ngokushesha noma yiziphi izinkinga ngenzwa yezinga likaphethiloli ngokubheka amakhodi amaphutha agciniwe.
Xhuma isithwebuli embobeni yokuxilonga.
Vula ukuthungela bese ulandela imiyalo yesithwebuli.
Bheka amakhodi amaphutha (isb, P0463 noma P0461) ahlobene nenzwa yezinga likaphethiloli.
Uma ikhodi itholwa, inzwa cishe inephutha.
Gada isikali sikaphethiloli uma kukhona okungahambanga kahle.
Buka ukufundwa okuguquguqukayo, okubambekayo, noma okungalungile.
Uma igeji ibonisa amazinga angalungile (njengokugcwele uma kungenalutho), inzwa ingase ingasebenzi kahle.
Hlola ngokomzimba inzwa kaphethiloli kanye nezintambo zayo.
Thola inzwa kuthangi likaphethiloli futhi ubheke umonakalo obonakalayo noma ukugqwala.
Hlola izintambo ukuze zibone ukuphuka, ukuxhumeka okuxekethile, noma izimpawu zokufinyela.
Uma kukhona umonakalo otholakele, shintsha noma lungisa izingxenye.
Uma ngabe inzwa yeleveli kaphethiloli ingasebenzi kahle, nansi indlela yokulungisa inkinga ngokusekelwe ebukhulwini bayo:
Ezinkingeni ezincane njengokungcola noma ukugqwala, ukuhlanza inzwa kungase kuxazulule inkinga. Susa inzwa, uyihlanze nge-ejenti efanelekile, bese uhlola ukuthi inkinga ilungisiwe yini. Uma inzwa ilimele noma igugile, ukushintshwa kuyadingeka. Lokhu kuhlanganisa ukukhipha ithangi likaphethiloli, ukususa inzwa endala, nokufaka entsha. Qiniseka ukuthi uthola ukumiselela okuhambisanayo.
Izinkinga zikagesi nazo zingabangela ukungasebenzi kahle kwezinzwa. Hlola izintambo nezixhumi ukuze uthole noma yikuphi ukugqwala noma ukubola. Qinisa ukuxhuma okuxekethile bese ubuyisela noma yiziphi izintambo ezilimele. Hlanza othintana nabo ngesihlanzi sikagesi ukuze usebenze kahle. Uma inkinga iqhubeka, inzwa ngokwayo ingase idinge ukushintshwa.
Uma ungaqiniseki mayelana nokuxilonga noma ukulungisa inzwa, noma uma inkinga ibonakala iyinkimbinkimbi (isb, ehlobene ne-ECU), kungcono ukuthi uxhumane nochwepheshe. Bangakwazi ukuxilonga ngokunembile futhi balungise noma bashintshe inzwa, baqinisekise ukuthi isebenza ngendlela efanele.

Ukuvimbela ukwehluleka kwezinzwa zezinga likaphethiloli kumayelana nokugcina impilo yonke yesistimu kaphethiloli yemoto yakho. Nazi izinyathelo ezibalulekile ezimbalwa zokuqinisekisa ubude besikhathi senzwa yakho:
Ukunakekelwa kwemoto okujwayelekile kubalulekile ekuhlonzeni izinkinga ezingaba khona ngaphambi kokuba zibe zimbi kakhulu. Vumela isistimu yakho kaphethiloli, okuhlanganisa inzwa, ihlolwe phakathi nezikhawu zesevisi ezivamile. Ukuhlola izimpawu zokuguga, ukugqwala, nanoma yiziphi izinkinga zikagesi kungasiza ekubambeni izinkinga kusenesikhathi. Ukwengeza, ukushintsha isihlungi sikaphethiloli njengengxenye yendlela yakho yokulungisa kusiza ukuvimbela ukunqwabelana kwemfucumfucu ethangini, okungase kuthinte inzwa.
Ukusebenzisa uphethiloli wekhwalithi ephansi noma ongcolile kungabangela intlenga nokungcola ukuthi kwakheke ethangini likaphethiloli, okuholela ekungasebenzini kahle kwezinzwa. Ngaso sonke isikhathi sebenzisa uphethiloli wekhwalithi ephezulu ovela emithonjeni ehloniphekile ukuze unciphise ubungozi bokungcola okungena ethangini. Ukusetshenziswa njalo kukaphethiloli wekhwalithi enhle kuqinisekisa ukusebenza kahle kwesistimu kaphethiloli kanye nenzwa.
Ithangi likaphethiloli elihlanzekile liyisihluthulelo sokuvimbela ukungcola nokugqwala okungalimaza inzwa. Njalo hlola ithangi ukugqwala noma ukunqwabelana kokungcola, ikakhulukazi ezimotweni ezindala. Uma ubona noma yikuphi ukungcola, geza ithangi. Ukwengeza, gwema ukwehlisa ithangi kuphethiloli njalo, njengoba lokhu kungavusa inzika phansi ethangini, okungase kulimaze inzwa.
Izinzwa zeleveli yesibaseli ngokuvamile zihlala phakathi kweminyaka emi-5 ukuya kweyi-10, kuye ngezimo zokusetshenziswa nokunakekelwa.
Izimpawu ezijwayelekile zifaka phakathi ukufundwa kukaphethiloli okungalungile, amazinga kaphethiloli ashintshashintshayo, noma ilambu eliyisixwayiso likaphethiloli elihlala livuliwe.
Yebo, kodwa ukufundwa kwephethiloli okungalungile kungaba yingozi. Ungase ungazi uma ithangi lingenalutho, okungenzeka liphelelwe uphethiloli ngokungalindelekile.
Izindleko ziyahlukahluka ngokwakhiwa kwemoto kanye nemodeli kodwa ngokuvamile isukela ku-$100 kuya ku-$500, okuhlanganisa izingxenye nomsebenzi.
A inzwa yezinga likaphethiloli esebenzayo ibalulekile kukho kokubili ukuphepha nokusebenza kwemoto. Inikeza ukufundwa okunembile kwamazinga akho kaphethiloli, okukuvumela ukuthi uqaphe ukusetshenziswa kukaphethiloli futhi ugweme ukuphelelwa uphethiloli ngokungalindelekile. Ukufundwa kukaphethiloli okungalungile noma ukungasebenzi kahle kwezinzwa akukwazi nje kuphela ukuholela ekushodeleni kukaphethiloli okungalungile kodwa kungase kuthinte nokusebenza kwenjini yemoto namanye amasistimu kagesi. Ukukhonjwa okufika ngesikhathi kanye nokulungiswa kwenzwa engalungile kubalulekile ukuze kuvinjwe ezinye izinkinga, ezifana nokusebenza kabi kwenjini, ukufundwa kwegeji okungalungile, noma ukwehluleka ngokuphelele kwesistimu kaphethiloli. Ngokuqinisekisa ukuthi inzwa yakho yezinga likaphethiloli isesimweni esihle, ugcina ukusebenza kahle kwemoto yakho, uthuthukisa ukuphepha emgwaqeni, futhi wehlise nengozi yokukhanda okumba eqolo esikhathini esizayo. Ukunakekelwa okuvamile kanye nesinyathelo esisheshayo lapho kuphakama izinkinga kungasiza ukugcina imoto yakho isebenza kahle futhi inokwethenjelwa.