Na'urar da ka'idar aiki na firikwensin firikwensin

Mota ta zamani tana sanye da adadi mai yawa na kayan lantarki, tare da taimakon wanda sashin sarrafawa ke sarrafa aiki da tsarin motoci daban-daban. Suchaya daga cikin mahimman kayan aikin da zai baka damar tantance lokacin da injin ya fara wahala daga ƙwanƙwasa shine firikwensin da ya dace.

Yi la'akari da maƙasudin sa, ƙa'idar aiki, na'urar da yadda za a gano matsalar ta. Amma da farko, bari mu gano tasirin fashewa a cikin motar - menene menene kuma me yasa yake faruwa.

Menene fashewa da sakamakonta?

Rushewa shine lokacin da wani ɓangare na iska / man fetur mai nisa daga wutar walƙiya ya kunna kansa ba tare da bata lokaci ba. Saboda wannan, harshen wuta ya bazu ko'ina cikin ɗakin kuma akwai kaifi a kan piston. Sau da yawa ana iya gane wannan aikin ta ƙwanƙwasa ƙarfe mai ƙararrawa. Yawancin masu ababen hawa a cikin wannan lamarin sun ce yana "buga yatsu."

A karkashin yanayi na yau da kullun, cakuda iska da mai wanda aka matse a cikin silinda, lokacin da aka samar da tartsatsin wuta, zai fara kunna wuta dai-dai. Konewa a cikin wannan yanayin yana faruwa a saurin 30m / sec. Tasirin fashewar ba shi da iko kuma yana da rikici. A lokaci guda, MTC yana ƙonewa da sauri sosai. A wasu lokuta, wannan ƙimar zata iya kaiwa zuwa dubu 2 m / s.

1) Spark toshe; 2) ɗakin konewa; A) fuelonewa da mai na yau da kullun; C) Knocking konewar fetur.

Irin wannan nauyin da ya wuce kima yana tasiri yanayin yawancin ɓangarorin kayan aikin crank (karanta game da na'urar wannan aikin daban), a kan bawul, samar da wutar lantarki kowannensu, da dai sauransu. Gyara injin inji a cikin wasu samfura na iya cin kusan rabin motar da aka yi amfani da ita.

Fashewa na iya dakatar da sashin wutar bayan kilomita dubu 6, har ma a baya a cikin wasu motoci. Wannan matsalar aikin zata dogara ne akan:

• Ingancin mai. Mafi sau da yawa, wannan tasirin yana faruwa a cikin injunan mai yayin amfani da mai wanda bai dace ba. Idan adadin octane na mai bai cika bukatun ba (galibi masu motoci marasa sani suna siyan mai mai arha, wanda yake da RON ƙasa da wanda ake buƙata) wanda mai kera ICE ya bayyana, to yiwuwar fashewar yana da yawa. An bayyana adadin octane na man fetur dalla-dalla. a cikin wani bita... Amma a takaice, mafi girman wannan ƙimar, ƙananan yiwuwar tasirin da ake la'akari da shi.
• Unitungiyoyin Powerarfin wuta. Don inganta ingancin injin ƙonewa na ciki, injiniyoyi suna yin gyare-gyare zuwa yanayin yanayin abubuwa daban-daban na injin. Yayin aiwatar da zamani, yanayin matsi na iya canzawa (an bayyana shi a nan), lissafi na ɗakin konewa, wurin matosai, geometry na piston kambi da sauran sigogi.
• Halin motar (alal misali, ajiyar ajiyar carbon akan masu aikin ƙungiyar silinda-piston, sautunan o-ring, ko ƙara matsewa bayan sabuntawar kwanan nan) da yanayin aikinta.
• Jihohi walƙiya matosai(kan yadda za'a tantance matsalar su, karanta a nan).

Me yasa kuke buƙatar bugun firikwensin?

Kamar yadda kake gani, tasirin tasirin fashewar motar yana da girma kuma yana da haɗari ga yanayin motar ba za a iya yin biris da shi ba. Don ƙayyade ko ƙaramar fashewa ta auku a cikin silinda ko a'a, injin zamani zai sami firikwensin da ya dace wanda ke yin tasiri ga irin wannan fashewar da hargitsi a cikin aikin injin ƙonewa na ciki (wannan makirufo ce mai siffa wacce ke jujjuyawar jijiyar jiki zuwa motsin lantarki ). Tunda wutar lantarki tana samarda ingantaccen gyaran naúrar ƙarfin, kawai injin inginai an sanye shi da firikwensin ƙwanƙwasawa.

Lokacin da fashewa ta auku a cikin injin, ana yin tsalle mai lodi ba kawai a kan KShM ba, amma a bangon silinda da bawul. Don hana waɗannan ɓangarorin gazawa, ya zama dole a daidaita konewa mafi kyau na cakuda mai-iska. Don cimma wannan, yana da mahimmanci a cika aƙalla sharuɗɗa biyu: zaɓi man da ya dace kuma saita daidai lokacin ƙonewa. Idan waɗannan yanayi biyu sun cika, to ƙarfin rukunin wutar da ingancin sa zasu isa iyakar siga.

Matsalar ita ce, a halaye daban-daban na aikin motar, ana buƙatar ta ɗan sauya yanayin yadda take. Wannan yana yiwuwa saboda kasancewar ayoyin firikwensin lantarki, gami da fashewa. Yi la'akari da na'urar sa.

Buga na'urar firikwensin bayanai

A cikin kasuwar bayan mota ta yau, akwai na'urori masu auna firikwensin da yawa don gano ƙwanƙwasa injin. Na'urar firikwensin gargajiya ta ƙunshi:

• Gidan da aka kulle a waje na toshe silinda. A cikin ƙirar ƙirar, firikwensin yana kama da ƙaramin toshe mara kyau (hannun roba tare da keji na ƙarfe). Wasu nau'ikan na'urori masu auna firikwensin an yi su ne a cikin tsari, wanda a ciki ne duk wasu abubuwa masu muhimmanci na na'urar suke.
• Saduwa da masu wankan sadarwar da ke cikin gidan.
• Piezoelectric sensing element.
• Mai haɗa wutar lantarki.
• Inertial abu.
• Belleville marringsmari.

1. Masu wankan saduwa; 2. Yawan rashin aiki; 3. Gidaje; 4. Belleville bazara; 5. Kullewar kullewa; 6. Piezoceramic sensing kashi; 7. Mai haɗa wutar lantarki; 8. Toshe na silinda; 9. Jikin sanyaya tare da maganin daskarewa.

Ana sanya firikwensin kanta a cikin injin in-silinda 4-layi tsakanin silinda 2 da 3. A wannan yanayin, bincika yanayin aiki na injin yafi inganci. Godiya ga wannan, ana daidaita aikin naúrar ba saboda aiki a cikin tukunya ɗaya ba, amma gwargwadon iko a cikin dukkanin silinda. A cikin injinan da ke da wani tsari na daban, misali, fasali mai siffa ta V, na'urar zata kasance ne a wani wuri da yafi saurin gano samuwar fashewar abubuwa.

Ta yaya firikwensin bugun zuciya yake aiki?

Aikin firikwensin buga ƙwanƙwasa ya ragu ga gaskiyar cewa rukunin sarrafawa na iya daidaita UOZ, yana ba da ƙonewa mai sarrafawa na VTS. Lokacin da fashewa ta auku a cikin motar, ana yin ƙarfi mai ƙarfi a ciki. Mai firikwensin yana gano hawan kaya saboda ƙonewa mara sarrafawa kuma ya canza su zuwa bugun lantarki. Bugu da ari, ana aika waɗannan siginar zuwa ECU.

Dogaro da bayanin da yake fitowa daga wasu na'urori masu auna sigina, ana kunna algorithms daban-daban a cikin microprocessor. Lantarki yana canza yanayin aiki na masu motsa jiki wadanda suke wani bangare na tsarin mai da kuma shaye-shaye, kunna wutar mota, kuma a cikin wasu injina suna sanya mai sauya lokaci zuwa motsi (bayanin yadda ake aiki da bawul lokaci mai canzawa. a nan). Saboda wannan, yanayin konewa na VTS ya canza, kuma aikin motar ya dace da yanayin da aka canza.

Don haka, firikwensin da aka sanya a kan bulon silinda yana aiki bisa ga ka'idar da ke tafe. Lokacin da konewa mai sarrafawa na VTS ya faru a cikin silinda, maɓallin keɓaɓɓen motsi yana amsawa ga rawar jiki kuma yana haifar da ƙarfin lantarki. Arfin ƙarfin rawar jiki a cikin motar, mafi girman wannan alamar.

An haɗa firikwensin zuwa sashin sarrafawa ta amfani da wayoyi. An saita ECU zuwa wani ƙimar ƙarfin lantarki. Lokacin da siginar ta wuce ƙimar da aka tsara, microprocessor yana aika sigina zuwa tsarin ƙonewa don canza SPL. A wannan yanayin, ana yin gyare-gyare a cikin jagorancin rage kusurwa.

Kamar yadda kake gani, aikin firikwensin shine canza girgiza zuwa motsi na lantarki. Baya ga gaskiyar cewa rukunin sarrafawa yana kunna algorithms don canza lokacin ƙonewa, lantarki kuma yana gyara haɓakar haɗin mai da iska. Da zaran ƙofa oscillation ya wuce ƙimar da aka halatta, za a jawo algorithm na gyara algorithm.

Baya ga kariya daga ƙaruwar lodi, firikwensin yana taimaka wa rukunin sarrafawa don kunna sashin ƙarfin don ƙonewa mafi inganci na BTC. Wannan ma'aunin zai shafi wutar lantarki, amfani da mai, yanayin tsarin shaye shaye, kuma musamman mai kara kuzari (game da dalilin da yasa ake bukatar sa a cikin mota, an bayyana shi daban).

Abin da ke tantance bayyanar fashewa

Don haka, fashewa na iya bayyana sakamakon ayyukan marasa kyau na mai motar, kuma don dalilai na halitta waɗanda ba su dogara da mutum ba. A yanayi na farko, direba na iya kuskuren zuba mai a cikin tanki bisa kuskure (don me za ayi a wannan yanayin, karanta a nan), ba kyau a lura da yanayin injin din (misali, da gangan a kara wa'adin aikin injin din).

Dalili na biyu na faruwar konewar mai wanda ba a sarrafawa shi ne tsarin injiniyan injiniya. Lokacin da ya kai ga mafi girma, ƙwanƙwasawa zai fara wuta daga baya fiye da piston ya kai matsayinsa mafi inganci a cikin silinda. Saboda wannan, a halaye daban-daban na aiki na naúrar, ko dai a baya ko kuma daga baya ana buƙatar ƙonewa.

Kada ku dame da fashewar Silinda tare da rawar injin injina. Duk da kasancewar daidaita abubuwa a cikin crankshaft, ICE har yanzu yana ƙirƙirar wasu rawar. A saboda wannan dalili, don firikwensin bai yi rajistar waɗannan rawar ba a matsayin ɓarna, an saita shi don faɗakarwa lokacin da aka isa wani kewayon rawa ko rawar jiki. A lokuta da yawa, yanayin sautin da firikwensin zai fara sigina yana tsakanin 30 zuwa 75 Hz.

Don haka, idan direban motar yana lura da yanayin sashin wutar lantarki (yayi masa aiki akan lokaci), baya cika shi kuma ya cika mai mai dacewa, wannan baya nufin fashewar ba zata taɓa faruwa ba. Saboda wannan dalili, bai kamata a yi watsi da siginar da ke daidai a kan dashboard ba.

Nau'in na'urori masu auna sigina

Duk gyare-gyare na na'urori masu auna sigina sun kasu kashi biyu:

1. Hanyar sadarwa. Wannan shine gyaran na'urar da aka fi dacewa. Zasu yi aiki bisa ka'idar da aka nuna a baya. Yawancin lokaci ana yin su a cikin hanyar roba zagaye tare da rami a tsakiya. Ta wannan ɓangaren, ana fiskan firikwensin zuwa sandar silinda tare da ƙulli.
2. Tsayawa. Wannan gyare-gyaren yayi kama da zane don mai auna firikwensin mai. Sau da yawa ana yin su a cikin hanyar haɗin zaren tare da fuskoki don hawa tare da baƙin ciki. Ba kamar gyare-gyaren da aka yi a baya ba, wanda ke gano jijjiga, firikwensin firikwensin firikwensin yana ɗaukar saurin ƙananan abubuwa. Waɗannan na'urori an yi su ne don takamaiman nau'ikan motar, tunda yawan fashewar ƙananan abubuwa da ƙarfinsu ya dogara da girman silinda da piston.

Alamomi da Dalilan dake haifar da matsalar matsalar Sensor

Ana iya gano DD mara kyau ta siffofin masu zuwa:

1. A cikin aiki na yau da kullun, injin yakamata yayi aiki yadda yakamata ba tare da jolting ba. Detonation yawanci ana jin sautin halayyar ƙarfe yayin da injin yake aiki. Koyaya, wannan alamar ba kai tsaye ba ce, kuma ƙwararren masani na iya ƙayyade irin wannan matsalar ta sauti. Sabili da haka, idan injin ya fara girgiza ko yana aiki a cikin jerks, to yakamata a bincika na'urar firikwensin ƙwanƙwasawa.
2. Alamar ta kai tsaye ta kaikaice ta firikwensin kuskure shi ne raguwar halaye na iko - amshi mara kyau game da iskar gas, saurin crankshaft da ba na al'ada ba (alal misali, yana da tsayi sosai). Wannan na iya faruwa saboda gaskiyar cewa firikwensin yana watsa bayanai mara daidai zuwa sashin sarrafawa, don haka ECU ba dole ba ya canza lokacin ƙonewa, ya lalata aikin injin ɗin. Irin wannan matsalar ba zata ba da damar hanzarta daidai ba.
3. A wasu lokuta, saboda lalacewar DD, lantarki ba zai iya saita UOZ daidai ba. Idan injin yana da lokaci don yin sanyi, misali, yayin yin parking na dare, zai yi wuya a fara sanyi. Ana iya kiyaye wannan ba kawai a cikin hunturu ba, har ma a lokacin dumi.
4. Akwai ƙaruwa a cikin amfani da mai kuma a lokaci guda duk tsarin motoci suna aiki yadda yakamata, kuma direban yana ci gaba da amfani da irin salon tuki iri ɗaya (koda tare da kayan aiki masu amfani, salon tashin hankali koyaushe yana tare da ƙaruwar amfani da mai).
5. Hasken injin binciken wuta akan dashboard ya kunna. A wannan yanayin, lantarki yana gano babu sigina daga DD kuma yana ba da kuskure. Wannan kuma yana faruwa lokacin da karatun firikwensin ba al'ada bane.

Yana da kyau a yi la'akari da cewa babu ɗayan alamun da aka lissafa wanda ke da garantin 100% na gazawar firikwensin. Zasu iya zama shaidar sauran matsalar aiki. Ba za a iya gane su daidai lokacin ganewar asali ba. A kan wasu motocin, ana iya kunna aikin bincikar kansa. Kuna iya karanta yadda ake yin wannan. a nan.

Idan muka yi magana game da abubuwan da ke haifar da rashin aiki na firikwensin, ana iya bambanta masu zuwa:

• Saduwa ta jiki ta jikin firikwensin tare da toshe silinda ya karye. Kwarewa ya nuna cewa wannan shine dalili mafi mahimmanci. Wannan yawanci yakan faru ne saboda keta ƙimar ƙarfin ƙarfin ƙarfin ƙarfin ƙarfin ikon ɗauke da sandar ƙarfe ko gyaran kusurwa. Tunda motar har yanzu tana rawar jiki yayin aiki, kuma saboda aiki mara kyau, ana iya gurɓata wurin zama da maiko, waɗannan abubuwan suna haifar da gaskiyar cewa ƙarancin na'urar yayi rauni. Lokacin da karfin karfin yake raguwa, tsalle daga microexplosions sun fi karbu akan na'urar firikwensin, kuma tsawon lokaci sai ya daina ba su amsa da kuma samar da motsin lantarki, wanda ke bayyana fashewa a matsayin rawar jiki. Don kawar da irin wannan matsalar, kuna buƙatar kwance abubuwan sakawa, cire gurɓataccen mai (idan akwai) kuma kawai ƙarfafa matashin. A wasu tashoshin sabis marasa gaskiya, maimakon faɗin gaskiya game da irin wannan matsalar, masu sana'ar suna sanar da mai motar game da matsalar firikwensin. Abokin ciniki da bashi da hankali na iya kashe kuɗi akan sabon firikwensin da babu shi, kuma mai fasahar zai sauƙaƙe dutsen.
• Keta alfarmar igiyar waya. Wannan rukunin ya hada da adadi mai yawa na kuskure daban-daban. Misali, saboda rashin kyau ko rashin kyau na layin lantarki, ginshiƙan waya na iya karyewa akan lokaci ko kuma rufin insulin zai hau kansu. Wannan na iya haifar da gajeren zagaye ko zagaye na buɗewa. Zai yiwu sau da yawa a sami lalata layin waya ta hanyar duba gani. Idan ya cancanta, kawai kuna buƙatar maye gurbin guntu da wayoyi ko haɗa adiresoshin DD da ECU ta amfani da wasu wayoyi.
• Broken firikwensin Ta hanyar kanta, wannan rukunin yana da na'ura mai sauƙi wacce a ciki akwai ɗan abin karyawa. Amma idan ya lalace, wanda yake faruwa ba safai ba, to an canza shi, tunda ba za a iya gyara shi ba.
• Kurakurai a cikin sashin sarrafawa. A zahiri, wannan ba raunin firikwensin bane, amma wani lokacin, sakamakon gazawar, microprocessor yana ɗaukar bayanai daga na'urar. Don gano wannan matsala, ya kamata ku aiwatar ganewar kwamfuta... Ta lambar kuskure, zai yiwu a gano abin da ke tsangwama da aikin daidai naúrar.

Me tasirin aikin firikwensin firikwensin yake tasiri?

Tunda DD yana shafar ƙaddarar UOZ da samuwar cakuda-mai, haɓakar fashewarta da farko tana shafar tasirin motar da amfani da mai. Bugu da ƙari, saboda gaskiyar cewa BTC yana ƙonewa ba daidai ba, ƙarancin zai ƙunshi ƙarin mai wanda bai ƙone ba. A wannan yanayin, zai ƙone a cikin shagon shaye-shaye, wanda zai haifar da raunin abubuwansa, alal misali, mai haɓakawa.

Idan ka ɗauki tsohuwar injin da ke amfani da carburetor da tsarin ƙone lamba, to don saita SPE mafi kyau, ya isa ya juya murfin mai rarraba (saboda wannan, an yi sanarwa da yawa akan sa, wanda zaku iya tantance wane ƙonewa an saita). Tunda injin ingin yana sanye da kayan lantarki, kuma ana aiwatar da rarraba motsin lantarki ta hanyar sigina daga na'urori masu auna firikwensin da kuma umarni daga microprocessor, kasancewar na'urar firikwensin ƙwanƙwasa a cikin wannan motar ta zama tilas.

In ba haka ba, ta yaya ƙungiyar sarrafawa za ta iya ƙayyade a wane lokaci don ba da motsi don ƙirƙirar walƙiya a cikin wani silinda na musamman? Bugu da ƙari, ba zai iya daidaita aikin tsarin ƙonewa zuwa yanayin da ake so ba. Kamfanonin kera motoci sun hango irin wannan matsalar, don haka suna tsara sashin sarrafa wuta don jinkirin kunna wuta a gaba. Saboda wannan, koda ba a karɓi sigina daga firikwensin ba, injin ƙonewa na ciki zai yi aiki, amma a yanayi ɗaya kawai.

Wannan zai sami tasiri mai mahimmanci akan amfani da mai da kuzarin abin hawa. Na biyu musamman ya shafi waɗancan yanayin lokacin da zai zama dole don ƙara ɗaukar kaya akan motar. Maimakon ɗaukar sauri bayan danna matattarar mai da wuya, injin ƙone ciki zai "shaƙe". Direba zai bata lokaci mai yawa don isa wani hanzari.

Menene zai faru idan kun kashe firikwensin ƙwanƙwasawa gaba ɗaya?

Wasu masu ababen hawa suna tunanin cewa don hana fashewa a cikin injin, ya isa ya yi amfani da mai mai inganci da kuma gudanar da aikin motar cikin lokaci. Saboda wannan dalili, da alama a cikin yanayin al'ada babu buƙatar gaggawa don firikwensin firikwensin.

A zahiri, wannan ba haka bane, saboda ta tsohuwa, idan babu siginar da ta dace, lantarki yana saita ƙarar marigayi ta atomatik. Kashe DD ba zai kashe injin ɗin ba kai tsaye kuma zaka iya ci gaba da tuƙa motar na ɗan lokaci. Amma ba a ba da shawarar yin hakan a kan ci gaba ba, kuma ba wai kawai saboda ƙimar da aka ci ba, amma saboda sakamakon da zai biyo baya:

1. Zai iya huda gashin gas na silinda (yadda za a canza shi daidai, an bayyana shi a nan);
2. Ofungiyoyin ƙungiyar silinda-piston zasu gaji da sauri;
3. Kan silinda na iya fasa (karanta game da shi daban);
4. Zai iya ƙonewa bawul;
5. Daya ko fiye na iya samun nakasa. haɗa sanduna.

Ba duk waɗannan sakamakon dole ne a kiyaye su a kowane yanayi ba. Duk ya dogara da sigogin motar da matakin samuwar fashewa. Zai yiwu akwai dalilai da yawa na irin wannan matsalar, kuma ɗayansu shine cewa rukunin sarrafawa ba zai yi ƙoƙarin magance tsarin ƙonewa ba.

Yadda ake tantance matsalar matsalar firikwensin bugun jini

Idan akwai tuhuma na firikwensin firikwensin kuskure, to ana iya bincika shi, koda ba tare da ɓarna ba. Anan ga jerin sauƙi na irin wannan aikin:

• Mun fara injin kuma mun saita shi a matakin juyin juya hali dubu 2;
• Ta amfani da ƙaramin abu, muna kwaikwayon samuwar fashewa - kar a buga wuya sau biyu kusa da na'urar firikwensin kanta a kan buhunan silinda. Bai cancanci yin ƙoƙari a wannan lokacin ba, tunda baƙin ƙarfe na iya tsagewa daga tasiri, tun da an riga an riga an taɓa ganuwarta yayin aikin injin ƙonewa na ciki;
• Tare da firikwensin aiki, juyin juya halin zai ragu;
• Idan DD bashi da kyau, to rpm ɗin zai kasance ba canzawa ba. A wannan yanayin, ana buƙatar ƙarin tabbaci ta amfani da wata hanyar daban.

Ingantattun cututtukan mota - ta amfani da oscilloscope (zaka iya karanta ƙarin game da nau'ikan ta a nan). Bayan dubawa, zane zai nuna daidai yadda DD ke aiki ko a'a. Amma don gwada aikin firikwensin a gida, zaku iya amfani da multimeter. Dole ne a saita shi cikin juriya da yanayin ƙarfin ƙarfin ƙarfin ƙarfin lantarki. Idan wayoyin na’urar basu da matsala, to zamu auna juriya ne.

A cikin firikwensin aiki, mai nuna wannan siginar zai kasance a cikin 500 kΩ (don samfuran VAZ, wannan sigar tana da rashin iyaka). Idan babu matsala, kuma gunkin motar yana ci gaba da haskakawa bisa tsari, to matsalar bazai kasance a cikin firikwensin kansa ba, amma a cikin motar ko gearbox. Akwai yiwuwar ƙila cewa DD yana tsinkayar rashin daidaiton aikin ƙungiyar a matsayin fashewa.

Hakanan, don bincikar kansa na rashin aiki na firikwensin ƙwanƙwasawa, zaku iya amfani da na'urar daukar hotan lantarki wanda ke haɗuwa da mai haɗa sabis na mota. Misalin irin waɗannan kayan aikin shine Scan Tool Pro. Wannan rukunin yana aiki tare da wayan zamani ko kwamfuta ta Bluetooth ko Wi-Fi. Baya ga gano kurakurai a cikin firikwensin kansa, wannan na'urar daukar hotan takardu zai taimaka gano yawancin kuskuren rukunin sarrafawa da sake saita su.

Anan ga kurakuran da rukunin sarrafawa ke gyarawa, kamar matsalar aiki na DD, dangane da sauran raunin:

Kuskuren lambar:	Yanke shawara:	Dalili da bayani:
P0325	Bude madauri a cikin wutan lantarki	Kuna buƙatar bincika amincin wayoyi. Binciken gani ba koyaushe ya isa ba. Igiyar waya na iya karyewa, amma ya kasance keɓaɓɓe kuma a ɗan gajeren hanya / buɗewa. Mafi sau da yawa, wannan kuskuren yana faruwa tare da lambobin sadarwa. Mafi yawa ƙasa, irin wannan siginar na iya nuna zamewa. belin lokaci wasu hakora.
P0326,0327	Signalananan sigina daga firikwensin	Irin wannan kuskuren na iya nuna lambobin da aka lalata, ta inda ba a karbar siginar daga DD zuwa ECU. Hakanan yakamata ku duba ƙwanƙwasa ƙarfin ƙarfin abin ɗaurewa (zai yuwu cewa karfin matsewar yana kwance).
P0328	Babban siginar firikwensin	Irin wannan kuskuren na iya faruwa idan manyan wayoyi masu ƙarfin lantarki suna cikin kusanci da wayoyin firikwensin. Lokacin da layin fashewa ya tsallake, ƙarfin lantarki na iya faruwa a cikin wayoyin firikwensin, wanda sashin sarrafawa zai ƙayyade azaman fashewa ko rashin aiki na DD. Irin wannan kuskuren na iya faruwa idan belin lokaci bai zama mai tsananin damuwa ba kuma ya zame haƙoran biyu. Yadda ake tashin hankali yadda yakamata an bayyana kayan tafiyar lokaci a nan.

Yawancin matsalolin matsalolin firikwensin kamanni suna kama da ƙarshen alamun bayyanar ƙonewa. Dalilin shi ne, kamar yadda muka riga muka lura, idan babu sigina, ECU ta atomatik ya sauya zuwa yanayin gaggawa kuma ya ba da umarnin tsarin ƙonewa don samar da ƙarshen walƙiya.

Allyari, muna ba da shawarar kallon ɗan gajeren bidiyo kan yadda za a zaɓi sabon firikwensin ƙwanƙwasawa kuma bincika shi:

Na'urar haska ƙwanƙwasawa: alamun rashin aiki, yadda za a bincika abin da ya ke

Tambayoyi & Amsa:

Menene firikwensin ƙwanƙwasa da ake amfani dashi? Wannan firikwensin yana gano fashewa a cikin naúrar wutar lantarki (yafi bayyana a cikin injunan mai tare da mai ƙarancin octane). An shigar da shi akan shingen Silinda.

Yadda za a tantance firikwensin ƙwanƙwasa? Mafi kyawun amfani da multimeter (yanayin DC - matsakaicin ƙarfin lantarki - kewayon ƙasa da 200 mV). Ana tura screwdriver a cikin zobe kuma a sauƙaƙe danna ganuwar. Wutar lantarki ya kamata ya bambanta tsakanin 20-30 mV.

Menene firikwensin ƙwanƙwasa? Wannan nau'in taimakon ji ne wanda ke ba ka damar sauraron yadda motar ke aiki. Yana kama raƙuman sauti (lokacin da cakuda ba ta kunna ko'ina ba, amma ta fashe), kuma tana amsa musu.