gazawar firikwensin maƙura

gazawar firikwensin maƙura kai ga m aiki na ciki konewa engine na mota. Cewa TPS ba ya aiki daidai za a iya gane ta da wadannan alamomi: m rago, rage a cikin motsi na mota, ƙara man fetur amfani da kuma sauran irin wannan matsaloli. ainihin alamar cewa firikwensin matsayi na maƙura ba daidai ba shine farfaɗowa. Kuma babban dalilin wannan shine lalacewa na waƙoƙin tuntuɓar na'urar firikwensin bawul. Duk da haka, akwai wasu da dama.

Duba firikwensin matsayi mai sauƙi abu ne mai sauƙi, kuma ko da novice direba na iya yin shi. Duk abin da kuke buƙata shine multimeter na lantarki wanda zai iya auna wutar lantarki na DC. Idan firikwensin ya gaza, yawanci ba zai yiwu a gyara shi ba, kuma wannan na'urar ana maye gurbinsa da sabo.

Alamomin Matsakaicin Matsayi Mai Karye

Kafin ci gaba da bayanin bayyanar cututtuka na rushewar TPS, yana da daraja a taƙaice zauna a kan tambayar abin da firikwensin matsayi ya shafi. kana buƙatar fahimtar cewa ainihin aikin wannan firikwensin shine ƙayyade kusurwar da aka juya damper. Lokacin kunna wuta, amfani da man fetur, ƙarfin ingin konewa na ciki, da halayen motar motar sun dogara da wannan. Bayani daga firikwensin ya shiga cikin na'ura mai sarrafa lantarki ICE, kuma a kan tushensa kwamfutar ta aika umarni game da adadin man da aka ba da shi, lokacin ƙonewa, wanda ke taimakawa wajen samar da mafi kyawun cakuda iska da man fetur.

Dangane da haka, ana bayyana raunin na'urar firikwensin matsayi a cikin alamun waje masu zuwa:

• Rashin kwanciyar hankali, "mai iyo", saurin mara amfani.
• Injin konewa na ciki yana tsayawa yayin canjin kayan aiki, ko bayan sauyawa daga kowane kayan aiki zuwa saurin tsaka tsaki.
• Motar na iya tsayawa ba da gangan ba lokacin da take aiki.
• Yayin tuki, akwai "dips" da jerks, wato, a lokacin hanzari.
• Ƙarfin wutar lantarki na ciki yana raguwa a hankali, halayen halayen motar suna fadowa. Wanne abu ne sananne sosai dangane da haɓakar haɓakawa, matsaloli yayin tuƙin mota sama, da / ko lokacin da aka yi lodi da yawa ko ja tirela.
• Hasken faɗakarwar Injin Duba akan faifan kayan aiki yana zuwa (haske). Lokacin bincika kurakurai daga ƙwaƙwalwar ECU, kayan aikin bincike yana nuna kuskuren p0120 ko wani mai alaƙa da firikwensin matsayi kuma ya karya shi.
• A wasu lokuta, akwai ƙara yawan man fetur da mota.

Har ila yau, ya kamata a lura da cewa alamun da aka jera a sama na iya nuna matsala tare da wasu kayan aikin injuna na ciki, wato, gazawar bawul. Koyaya, yayin aiwatar da bincike, yana da daraja bincika firikwensin TPS.

Dalilan gazawar TPS

Akwai nau'ikan firikwensin matsayi guda biyu - lamba (fim-resistive) da mara lamba (magnetoresistive). Mafi yawan lokuta, na'urorin sadarwa suna kasawa. Ayyukan su yana dogara ne akan motsi na wani maɗaukaki na musamman tare da waƙoƙi masu tsayayya. Bayan lokaci, sun ƙare, wanda shine dalilin da ya sa na'urar firikwensin ya fara ba da bayanan da ba daidai ba ga kwamfutar. Don haka, dalilan da ke haifar da gazawar firikwensin-resistive na fim na iya zama:

• Asarar tuntuɓar ma'aunin. Ana iya haifar da wannan duka ta hanyar lalacewa ta jiki da tsagewar sa, ko kuma ta guntun tip. Ƙimar juriya na iya ƙarewa kawai, saboda abin da lambar sadarwar lantarki ita ma ta ɓace.
• Wutar lantarki na layi a fitarwa na firikwensin baya karuwa. Ana iya haifar da wannan yanayin ta hanyar gaskiyar cewa an shafe murfin tushe kusan zuwa tushe a wurin da maɗaurin ya fara motsawa.
• Tufafin abin tuƙi.
• Karyewar wayoyin firikwensin. Yana iya zama duka wutar lantarki da wayoyi na sigina.
• Farkon gajeriyar da'ira a cikin wutar lantarki da/ko siginar firikwensin matsayi na maƙura.

Game da magnetoresistive na'urori masu auna sigina, sa'an nan ba su da ajiya daga resistive waƙoƙi, don haka ta rushewar aka rage yafi zuwa karyewar wayoyi ko afkuwar gajeriyar da'ira a da'irarsu. Kuma hanyoyin tabbatarwa na ɗaya da sauran nau'in na'urori masu auna firikwensin suna kama da juna.

Ko ta yaya, gyara na'urar firikwensin da ya gaza ba zai yiwu ba, don haka bayan yin bincike, kawai kuna buƙatar maye gurbinsa da sabo. A wannan yanayin, yana da kyawawa don amfani da firikwensin matsayi mara lamba, tun da irin wannan taro yana da tsawon rayuwar sabis, kodayake ya fi tsada.

Yadda ake gano firikwensin magudanar da ya karye

Duba TPS kanta abu ne mai sauƙi, kuma duk abin da kuke buƙata shine multimeter na lantarki wanda zai iya auna wutar lantarki na DC. Don haka, don bincika rushewar TPS, kuna buƙatar bin algorithm da ke ƙasa:

• Kunna wutar motar.
• Cire haɗin guntu daga lambobin firikwensin kuma yi amfani da multimeter don tabbatar da cewa wutar tana zuwa kan firikwensin. Idan akwai wuta, ci gaba da dubawa. In ba haka ba, kuna buƙatar "fitar da" wayoyi masu wadata don nemo wurin hutu ko wani dalilin da yasa wutar lantarki zuwa firikwensin bai dace ba.
• Saita bincike mara kyau na multimeter zuwa ƙasa, da ingantaccen bincike zuwa lambar fitarwa na firikwensin, daga abin da bayanin ke zuwa sashin sarrafa lantarki.
• Lokacin da aka rufe damper (daidai da cikakken madaidaicin bugun bugun bugun jini), ƙarfin lantarki a wurin da ake fitarwa na firikwensin bai kamata ya wuce 0,7 Volts ba. Idan kun buɗe damper ɗin gaba ɗaya (cikakken matsi da fedal ɗin totur), to madaidaicin ƙimar yakamata ya zama aƙalla 4 volts.
• sannan kuna buƙatar buɗe damper da hannu (juya sashin) kuma a cikin layi ɗaya saka idanu karatun multimeter. Su tashi a hankali. Idan ma'auni daidai ya tashi ba zato ba tsammani, wannan yana nuna cewa akwai wuraren da aka lalace a cikin waƙoƙin tsayayya, kuma irin wannan firikwensin dole ne a maye gurbinsa da sabon.

Masu mallakar VAZ na gida sau da yawa suna fuskantar matsalar rushewar TPS saboda rashin ingancin wayoyi (wato, rufin su), waɗanda ke daidai da waɗannan motoci daga masana'anta. Sabili da haka, ana bada shawara don maye gurbin su da mafi kyau, misali, wanda CJSC PES/SKK ya samar.

Kuma, ba shakka, kuna buƙatar bincika tare da kayan aikin bincike na OBDII. Shahararren na'urar daukar hotan takardu da ke goyan bayan yawancin motoci shine Scan Tool Pro Black Edition. Zai taimake ka ka gano lambar kuskure daidai kuma duba sigogi na maƙura, da kuma ƙayyade idan motar ma tana da matsaloli, mai yiwuwa a cikin wasu tsarin.

Lambobin kuskure 2135 da 0223

Kuskuren da ya fi dacewa da na'urar firikwensin matsayi yana da lambar P0120 kuma yana tsaye don "karyewar firikwensin / sauya "A" matsayi / pedal". Wani kuskuren kuskuren p2135 ana kiransa "Mismatch a cikin karatun na'urori masu auna firikwensin No. 1 da No. 2 na matsayi na maƙura." Lambobin masu zuwa na iya nuna rashin daidaitaccen aiki na DZ ko firikwensin sa: P0120, P0122, P0123, P0220, P0223, P0222. Bayan maye gurbin firikwensin da sabo, yana da mahimmanci a goge bayanan kuskure daga ƙwaƙwalwar kwamfuta.

Scan Tool Pro yana aiki tare da manyan shirye-shiryen bincike don tsarin Windows, iOS da Android ta Bluetooth ko Wi-Fi. Irin wannan adaftar gwajin gwajin Koriya tare da guntu 32-bit v 1.5, kuma ba na 8-bit na kasar Sin ba, kuma ba zai ba da izinin karantawa da sake saita kurakurai kawai daga ƙwaƙwalwar kwamfuta ba, har ma don saka idanu kan ayyukan TPS da sauran na'urori masu auna firikwensin. a cikin akwatin gear, watsawa ko tsarin taimako ABS, ESP, da dai sauransu.

A cikin aikace-aikacen bincike, na'urar daukar hotan takardu za ta ba da damar ganin bayanan da ke fitowa daga firikwensin a cikin mutummutumi na ainihin lokaci. Lokacin motsa damper, kuna buƙatar duba karatun a cikin volts da kashi na buɗewa. Idan damper yana cikin yanayi mai kyau, firikwensin ya kamata ya ba da ƙima mai santsi (ba tare da wani tsalle ba) daga 03 zuwa 4,7V ko 0 - 100% tare da cikakken rufewa ko buɗe damper. Ya fi dacewa don kallon aikin TPS a cikin hoto. Dips masu kaifi zai nuna lalacewa na Layer na tsayayya akan waƙoƙin firikwensin.

ƙarshe

gazawar na'urar firikwensin matsayi - gazawar ba ta da mahimmanci, amma yana buƙatar ganowa da gyarawa da wuri-wuri. In ba haka ba, injin konewa na ciki zai yi aiki a ƙarƙashin manyan lodi, wanda zai haifar da raguwa a cikin duka albarkatunsa. Mafi sau da yawa, TPS yana kasawa kawai saboda lalacewa da tsagewar banal kuma ba za a iya dawo da shi ba. Saboda haka, kawai yana buƙatar maye gurbinsa da wani sabo.