Indlela Yokufanisa Umthumeli Wamafutha Omelana Nesilinganiso noma Isilawuli

Ayikho into echitha idrayivu ephelele ngokushesha kunegeji ye-fuel enganembile. Ugcwalisa ithangi, uphendule ukhiye, bese ubuka inaliti inkani ihlezi ku-zero. Umthumeli kaphethiloli negeji engafani kahle iphumela ekufundweni okunganembile, ezimotweni ezimile, noma ubuhlungu bekhanda obuqhubekayo bokuxilonga. Lesi simo esicasulayo senzeka lapho ukumelana kukagesi ethangini likaphethiloli kungakhulumi ulimi olufanayo nelokusebenza kwedeshibhodi yakho.

Lo mhlahlandlela uchaza indlela yokubona izingxenyekazi zekhompuyutha zakho zamanje, uhlole ukuhambisana, nokukhetha indlela elungile yokuqondanisa okuphumayo kwesignali. Ungakwazi ukuzuza ukunemba okuphelele ngokushintshanisa okuqondile, ukuguqulwa okusemgqeni, noma ukulinganisa kwesofthiwe. Sizohlola ukuthi amasistimu e-analog ahumusha kanjani ukushanelwa kokumelana nokuthi kungani ukuthola lokhu kufaneleka kuvimbela ukusebenza kabusha okumba eqolo.

Abakhi, ababuyiseli, nonjiniyela abahlola ukuhambisana kwengxenye yokwakhiwa kwezimoto, olwandle, noma ngokwezifiso bazothola izixazululo ezisebenzayo lapha. Uzofunda amazinga embonini, izivumelwano zokuhlola, kanye nemikhuba engcono kakhulu yokugcina isistimu yakho ithembekile futhi iphephile.

Okuthathwayo Okubalulekile

• Umthumeli weleveli kaphethiloli ekwazi ukumelana nokumelana kufanele afane nobubanzi be-ohm obudingekayo begeyiji kanye nokushanela kokuqondisa (isb., ukusuka phezulu ukuya phezulu uma kuqhathaniswa nokusuka phezulu kuya phansi).

• Izingxenye ezingafani zingaxazululwa ngokufaka umthumeli esikhundleni, ukufaka igeji, noma ukufaka isiguquli sesignali esihlelekayo esisemgqeni.

• Ukulinganisa kwezinga lesofthiwe kusebenza kakhulu kuzilawuli zesimanje zedijithali kodwa kudinga izilinganiso ezinembile eziyisisekelo zezimo ezingenalutho nezigcwele zokumelana nomthumeli.

Izindleko Zokungafani Kwengxenye: Kungani I-Ohm Ranges Ibalulekile

Ama-analogue gauge ahumusha ukumelana kukagesi okuhlukile endaweni yenaliti. Ungacabanga ngegeji yesibaseli njenge-ohmmeter ekhethekile edizayinelwe ukuhlala kudeshibhodi yakho. Ngaphakathi kwegeyiji, amakhoyili kazibuthe noma amapheshana e-bimetallic asabela kumandla kagesi adlula kuwo. Iyunithi yomthumeli engaphakathi kwethangi lakho likaphethiloli ilawula lokhu kwamanje. Njengoba ingalo entantayo iye phezulu naphansi endaweni kaphethiloli, isula ebhodini eliphikisayo. Lokhu kunyakaza komzimba kushintsha inani lokumelana elithunyelwe kugeji.

Uma ukushanela kokumelana komthumeli kungahambisani nokulinganiswa kwefekthri yegeyiji, igeji izofunda emuva, isikhonkwane esidlule sigcwele noma singenalutho, noma sibonise ifushane elifile. Isibonelo, ukuphakela isignali yokumelana okuphezulu kugeyiji elindele isignali yokumelana okuphansi kuphoqa inaliti ukuthi izimbele idlule umaki 'Okugcwele'. Ukushayela ngegeji ekhonjiwe kwenza iphaneli yakho yensimbi ingabi namsebenzi. Ulahlekelwa amandla okuqapha ukusetshenziswa kukaphethiloli ngendlela efanele, okuholela ekuphelelweni kukaphethiloli eceleni komgwaqo.

Ukushintsha iphampu kaphethiloli noma umthumeli ngaphandle kokuqinisekisa ukuhambisana kwegeji kuvame ukuholela ekudonseni ithangi likaphethiloli kabili. Lokhu kumelela ingcuphe yokuqaliswa ebizayo futhi edla isikhathi. Ukuwisa ithange likaphethiloli elisindayo kudinga ukubhekana nezintambo zikaphethiloli ezintekenteke, amabhande agqwalile, nezihwamuko eziyingozi. Ukwenza lo msebenzi kanye kuwumsebenzi. Ukwenza kabili ngoba weqe ukuhlolwa okuyisisekelo kwe-multimeter kuwukumosha okukhungathekisayo kwezinsiza.

Isisekelo sanoma yisiphi isinqumo sokuthenga noma sokuxazulula inkinga sidinga ukuchaza amamethrikhi amabili abalulekile. Okokuqala, kufanele ulinganise inani lokumelana kokuthi 'Akunalutho.' Okwesibili, kufanele ulinganise inani lokumelana kokuthi 'Full.' Ngaphandle kwalawa maphoyinti edatha amabili, awukwazi ukuhlonza ngokunembile ukwehluleka kokuxhumana phakathi kwethangi nodwi. Ukusungula le mikhawulo kunikeza isisekelo sokuhlola ukushintshwa kwehadiwe noma ukulinganiswa kwesoftware.

Amaphutha avamile kulesi sigaba ahlanganisa ukucabangela ukuthi zonke izingxenye ze-aftermarket zisebenzisa indinganiso yendawo yonke. Alikho izinga elilodwa elijwayelekile le-fuel level electronics. Ngaphambi kokuthenga izingxenye ezishintshayo, kufanele ubhale kahle izidingo zesistimu yakho.

Ukuhlonza Ububanzi Bezimboni Ezijwayelekile ze-Ohm

Ngaphambi kokushintsha izingxenye, khomba izinga osebenza nalo njengamanje. I Imakethe yomthumeli wezinga likaphethiloli ephikisanayo ihlukaniswe kakhulu ngamazinga athile esifunda kanye nomkhiqizi. Onjiniyela basungule lawa majika ahlukile wokumelana emashumini eminyaka adlule, futhi ahlala eshunyekiwe kuhardware yefa namuhla.

Uzohlangabezana nokushanela okukhulu okumbalwa kuye ngemvelaphi yemoto yakho nesikhathi. Abakhiqizi baseMelika bathanda ububanzi obuthile, kuyilapho abakhiqizi baseYurophu nabase-Asia bamukela amamethrikhi ahluke ngokuphelele. Ukwazi lawa mazinga omlando kukusiza ukuthi unciphise ngokushesha inqubo yakho yokuxazulula inkinga.

• I-Standard American (Stewart Warner): 240 ohms (Ayinalutho) ukuya ku-33 ohms (Egcwele). Ukuqonda 240-33 ohm ukuhambisana komthumeli kaphethiloli kubalulekile ezimotweni zemisipha zaseMelika zakudala kanye namageji emakethe angemuva.

• I-European / Marine Standard: 10 ohms (Ayinalutho) ukuya ku-180 ohms (Igcwele). Abakhiqizi bezimoto baseYurophu kanye nemikhumbi eminingi yasolwandle isebenzisa lokhu kushanela kokumelana okuphansi kuya phezulu.

• I-Asian / Aftermarket Standard: 0 ohms (Ayinalutho) ukuya ku-190 ohms (Egcwele). Ukukhetha a 0-190 ohm umthumeli wezinga likaphethiloli uvamile ezinhlelweni zesimanje zasolwandle nezingokwezifiso.

• I-Ford / Chrysler (Pre-1989): 73 ohms (Ayinalutho) ukuya ku-10 ohms (Egcwele). Lokhu kushanela okusuka phezulu kuya kokuphansi kudume kabi ngokubangela ubuhlungu bekhanda ngesikhathi sokwakha kabusha.

• I-GM (Ngaphambi kuka-1965): 0 ohms (Ayinalutho) ukuya ku-30 ​​ohms (Igcwele). Izimoto zakwaGeneral Motors zakuqala zazithembele kuleli windi elincane lokumelana.

• GM (1965+): 0 ohms (Akunalutho) ukuya ku-90 ohms (Egcwele). I-GM yandise ububanzi bokumelana maphakathi nawo-1960 ukuze uthole ukulungiswa okungcono kwegeji.

Ukukusiza ukuthi ubone ngeso lengqondo lo mehluko ngokushesha, sihlanganise idatha engezansi.

I-Standard Fuel Sender Resistance Range ngesifunda nomkhiqizi

Qaphela ukuthi amanye amasistimu ashanela kanjani ukusuka ekumelaneni okuphezulu kuya ekuqineni okuphansi njengoba uphethiloli ugcwalisa ithangi. Abanye benza okuphambene kakhulu. Uma uhlanganisa umthumeli osuka phezulu kuye kophansi kugeji ephansi ukuya phezulu, ideshibhodi yakho izokutshela ukuthi ithangi ligcwele uma usebenzisa intuthu.

Uhlaka Lokuhlola: Ukukhetha Indlela Yakho Yokuxazulula

Lapho ubhekene nokungafani, hlola izindlela ezintathu zesixazululo ezisebenzayo ngokusekelwe kusabelomali, abasebenzi, kanye nesakhiwo sesistimu. Isakhiwo ngasinye sinezingqinamba ezihlukile. Ukubuyisela kabusha kudinga amasu ahlukene okuxazulula izinkinga kunokwakhiwa kwemoto yomjaho yesimanje. Sihlukanisa izixazululo zibe izindlela ezintathu ezihlelekile.

Indlela 1: Ukushintshwa Kwengxenye Eqondile (I-Hardware Match)

Indlela eqonde kakhulu ibandakanya ukushintshwa kwehadiwe ngokomzimba ukuze zombili izingxenye zabelane ngezinga elifanayo lokumelana. Ungathenga igeji entsha efanelana nethangi lakho elikhona noma uthenge umthumeli omusha ofanelana nedeshibhodi yakho.

• Izinzuzo: Lokhu kunikeza ukulungiswa okuthembekile kakhulu. Uthola iphuzu eliphansi kakhulu lokwehluleka ngoba ususa izinto zikagesi eziyinkimbinkimbi. Amasistimu e-analog ngokwemvelo athanda okufanayo okuqondile kwehadiwe.

• Ububi: Kudinga ukusebenza kanzima ngokomzimba. Kufanele udedele ithangi ukuze ushintshe iyunithi yomthumeli noma uguqule iqoqo ledeshi ukuze ushintshe igeji. Amathangi enziwe ngokwezifiso avamise ukuntula ama-flange akhuphukayo, okwenza ukushintshashintsha komthumeli kube nzima.

Umzila 2: Iziguquli Zesiginali Esemgqeni / Amamojula Okusebenzelana

Uma ungeke ukwazi ukushintsha ihadiwe, ungashintsha isignali yokusakaza maphakathi. Isiguquli sesignali esihlelekayo esisemgqeni sihlala phakathi kwethangi nedeshibhodi. Ibamba isignali yokumelana, iyibale kabusha, futhi ikhiphe ukumelana ncamashi negeji yakho ekulindele.

• Izinzuzo: Lokhu kukuvumela ukuthi ugcine amageji e-OEM asekuqaleni ngenkathi usebenzisa amathangi kaphethiloli wesimanje. Amamojula ahlelekayo aguqule kalula amasignali. Isibonelo, bangakwazi ukuguqula kalula umthumeli we-240-33 ohm ukushayela i-0-90 ohm gauge.

• Ububi: Yengeza iphuzu lokwehluleka kwe-elekthronikhi okungenzeka libe khona. Lawa mamojula adinga amandla ahlanzekile ayi-12V kanye nesisekelo esivikeleke kakhulu ukuze asebenze. Ama-voltage spikes angonakalisa izinhlelo zawo ngezikhathi ezithile.

Indlela yesi-3: I-ECU / Isilawuli Sokulinganisa Isofthiwe

Izakhiwo zesimanje ziya ngokuya zisebenzisa amayunithi okulawula injini ezimele (ECUs) noma izibonisi zedeshi yedijithali. Lawa masistimu awancikile ekulinganisweni kwehadiwe ye-analog engaguquki. Kunalokho, uchaza imingcele kusixhumi esibonakalayo sesofthiwe.

• Izinzuzo: Ubhekene nezindleko ze-hardware eziyiziro. Le ndlela ifakazela ukuthi ilungele ukuguqulwa kwe-EFI egijima amasistimu afana ne-Holley, i-Haltech, noma i-HP Tuners. Uvele uthayiphe amanani angenalutho futhi agcwele kuthebula lokukala, bese ikhompuyutha isingatha okunye.

• Ububi: Idinga ngokuqinile ideshi yedijithali noma ukusethwa kwe-ECU okukwazi ukukala inzwa yangokwezifiso. Amageji e-analog endabuko awakwazi ukuzuza kulokhu kukhohlisa kwezinga lesofthiwe.

Amaqiniso Okuqaliswa: Ukuhlola kanye Nezingozi Zokumisa

Ngisho nezingxenye ezifaniswe kahle zizohluleka uma zifakwe kabi. Umhlabathi onephutha uhlala uyisizathu esisodwa esivame kakhulu esenza umthumeli negeji ehambisanayo ihluleke ukusebenza ngendlela efanele. Indawo entantayo yengeza ukumelana okungahlosiwe kumjikelezo kagesi, inyakazisa igeji yokufunda ibheke ekugcineni 'kokumelana okuphezulu' kokushanela. Uma inaliti yakho igxuma ngendlela engaqondakali lapho ushaya iqhubu, cishe uhlushwa uxhumo oluxegayo noma olugqwalile.

Ukuze uvimbele lawa ma-gremlin kagesi akhungathekisayo, kufanele ulandele iphrothokholi yokuhlola eqinile ngaphambi kokuphothula noma yikuphi ukufakwa. Ukuhlolwa kwebhentshi kuqinisekisa impilo yengxenye ngaphandle kokukhasa ngaphansi kwemoto.

Iphrothokholi Yokuhlola:

1. Nqamula intambo yomthumeli ngokuphelele kugeji ukuze uhlukanise isekethe.

2. Setha i-multimeter yedijithali ukukala ama-Ohms (Ω).

3. Beka i-multimeter probe kutheminali yokukhipha umthumeli. Beka enye i-probe endaweni eyaziwayo, ehlanzekile ye-chassis.

4. Shanela ingalo entantayo kancane kancane ukusuka endaweni engezansi (Ayinalutho) uye endaweni ephezulu (Igcwele). Uma iyunithi isivele ifakiwe, gcwalisa ithangi ngokuqhubekayo usebenzisa i-jerry can ukuze ungene ngesandla ijika lokumelana.

5. Bheka isikrini se-multimeter. Izinombolo zokumelana kufanele zigoqeke kahle ziye phezulu noma phansi. Noma yikuphi ukugxumela ku-zero (ifushane efile) noma i-infinity (isifunda esivulekile) kubonisa ibhodi lokumelana elimele.

Ngale kokunemba kukagesi, kufanele ubeke phambili ukuphepha kwemishini. Amasistimu kaphethiloli asebenza ezindaweni ezigcwele umhwamuko ovutha kakhulu. Qinisekisa ukuthi zonke izixhumi ethangini likaphethiloli zisebenzisa izixhumi zezimoto ezivaliwe, ezingangenhlansi. Ama-crimp spades ajwayelekile angafakwanga angenisa ukugqwala futhi abangele izingozi ezinkulu zomlilo. Sincoma kakhulu ukusebenzisa i-Weatherpack noma izixhumi zesitayela se-Deutsch. Lawa mayunithi avaliwe agcina umswakama ngaphandle, aqinisekisa ukuthintana okuqinile, futhi anciphisa ubungozi bezinhlansi eziduka eduze nemithombo yomhwamuko kaphethiloli.

Iphutha elivamile phakathi nokuqaliswa libandakanya ukuthembela kumabhande e-chassis ethangi likaphethiloli ukuze kubekwe phansi. Izihlukanisi zokugqwala nezenjoloba ziphazamisa kalula le ndlela. Ngaso sonke isikhathi sebenzisa intambo yaphansi ezinikele ngokuqondile usuka ephepheni lomthumeli uye endaweni ehlanzekile, engenalutho yensimbi ku-chassis yemoto eyinhloko.

I-Logic Yohlu Olufushane: Izinyathelo Ezilandelayo Zokwakha Kwakho

Ukusebenzisa lolu lwazi kudinga ukubheka isimo samanje sephrojekthi yakho. Indlela engcono kakhulu eya phambili incike ngokuphelele ekutheni umi kuphi enqubweni yakho yokwakha. Buyekeza lezi zinyathelo ezilandelayo ezingenziwa ukuze uqedele ukwakheka kwesistimu yakho.

Uma unethangi elikhishiwe: Kala ukumelana nomthumeli mathupha ngaphambi kokulifaka. Sebenzisa i-multimeter yakho ukuze uloge amanani Angenalutho Nagcwele ngenkathi iyunithi ihlezi ebhentshini lakho lokusebenza. Uma usuqinisekise lezi zinombolo, fanisa igeyiji yakho yokuthenga ngokuqondile nalokhu kufunda. Ukuthatha imizuzu emihlanu ukukala ithangi elingenalutho konga amahora omsebenzi wokuxilonga kamuva.

Uma ugcina igeji ye-OEM engavamile: Ukulondoloza ideshibhodi yakudala ngokuvamile kusho ukugcina amathuluzi oqobo. Esikhundleni sokuzama ukuthola iyunithi yomthumeli yakudala efana ngokuphelele, thenga isiguquli sesignali esihlelekayo esisemgqeni. Amathangi emakethe yakamuva asebenzisa ukushanela okuhlukile kokumelana. Imojuli ehlelekayo ibiza kakhulu futhi ithembekile kunokuzama ukwenza ngokwezifiso i-rheostat yomthumeli ukuze ifane negeji eneminyaka engu-60 ubudala.

Uma usebenzisa i-ECU ezimele: Izinto zikagesi zesimanje zinikeza ukuguquguquka okukhulu. Thenga umthumeli onokwethenjelwa, otholakala kalula otholakala emakethe namuhla. Ukushanela okuvamile okufana no-0-90 noma 240-33 kuhlala kulula kakhulu ukukuthola. Faka izingxenyekazi zekhompuyutha eziqinile, vula ikhompuyutha ephathekayo yokushuna, futhi wenze mephu ijika le-voltage/ohm ngqo kusofthiwe yokulinganisa. Lokhu kudlula imikhawulo ye-analog ngokuphelele futhi kunikeza ukunemba kokukhomba.

Isiphetho

Ukufanisa umthumeli wamafutha negeji akuwona umdlalo wokuqagela; kuwumsebenzi oqondile ekuboneni imikhawulo yokumelana nokushanela isiqondiso. Ngokwenza imephu amanani akho e-ohm angenalutho nagcwele, ususa ukuqagela okubangela amadeshi afile nezimoto ezimile.

Kufanele ubeke phambili ukufanisa okuqondile kwezingxenyekazi zekhompuyutha lapho kungenzeka khona, ugcine amasekhethi e-analog elula ngangokunokwenzeka. Kodwa-ke, lapho ukugcinwa kwehadiwe yedeshibhodi yefa kudingekile ngokuqinile, sebenzisa iziguquli zesignali esemgqeni othembekile noma amathuluzi okwenza imephu e-ECU ukuze uvale igebe lokuxhumana.

Njalo hlola izingxenye zakho ebhentshini nge-multimeter yedijithali ngaphambi kokufaka okokugcina. Ukuqinisekisa ukushanela ukumelana okushelelayo ngaphandle kwemoto kuvikela isikhathi sakho nesabelomali. Okokugcina, beka phambili izindawo ze-chassis ezihlanzekile, ezizinikele nezixhumi zikagesi ezivaliwe ukuze uqinisekise ukuthi isistimu yakho efanelana ngokuphelele ihlala inembile iminyaka ezayo.

FAQ

Umbuzo: Ngingasebenzisa noma yimuphi umthumeli kaphethiloli ngegeji yami ye-aftermarket gauge?

IMP: Cha. Ibanga lokumelana lomthumeli (isb, 240-33 ohms) kufanele lifane ngokusobala nobubanzi obuhleliwe begeyiji. Ukungafani kubangela ukungalungi okukhulu. Uma ungakwazi ukufanisa ihadiwe ngokuqondile, kufanele ufake isiguquli esihlelekayo esisemgqeni ukuze uhumushe isignali.

Umbuzo: Kungani igeji yami yamafutha ifundeka emuva?

IMP: Kungenzeka unenkinga ehlehlisiwe yokuhambisana nokushanela. Isibonelo, kungenzeka ukuthi usebenzisa i-0-90 ohm gauge enomthumeli ongu-90-0 ohm. Lokhu kudinga ukufaka esikhundleni esisodwa sezingxenye ezingokoqobo noma ukufaka imojuli yokusebenzelana ehlehlayo ukuze kulungiswe okukhiphayo.

Umbuzo: Ngihlola kanjani uma umthumeli wezinga likaphethiloli elimelanayo ephukile?

IMP: Khipha umthumeli bese uxhuma isethi ye-multimeter ku-Ohms ngaphesheya kwesignali namatheminali aphansi. Nyakazisa ingalo yokuntanta kancane. Ukumelana kufanele kushintshe ngokushelelayo. Uma ukufundwa kwehla ku-zero (okufushane) noma okungapheli (isifunda esivulekile) phakathi nokushanela, ibhodi langaphakathi liyalimala.

Q: Ingabe ngidinga umthumeli okhethekile wokuguqulwa kwe-EFI?

A: Akunjalo. Ama-ECU amaningi azimele angalinganiswa ngesofthiwe ukuze kufundwe noma yikuphi ukushanela okujwayelekile kokumelana. Uma nje uwazi amanani anembile we-Ohm Engenalutho Negcwele eyunithi yakho ekhona, ungahlela i-ECU ukuze iyifunde kahle.