P0470 Exhaust gas matsa lamba na firikwensin rashin aiki
Lambobin Kuskuren OBD2

P0470 Exhaust gas matsa lamba na firikwensin rashin aiki

27.09.2023 /

P0470 - OBD-II Bayanin Fasaha na Lambar Matsala

Na'urar haska matattarar iskar gas ba ta aiki

Menene ma'anar lambar kuskure P0470?

Wannan babbar lambar gano matsala ta shafi nau'ikan motoci daban-daban, gami da Ford, Mercedes da Nissan, tare da nau'ikan injuna daban-daban, gami da mai da dizal, wanda ya fara a 2005. Yana da alaƙa da ƙarancin iskar gas kuma yana iya nuna matsala ta lantarki ko inji. Wani lokaci yana iya kasancewa tare da lambar P0471, wanda ya bambanta cikin tsawon lokaci da yanayin gazawar firikwensin matsin lamba. Matakan gyare-gyare sun dogara da masana'anta, nau'in man fetur da launi na waya.

Lambar matsala P0470 ta zama gama gari a cikin kera daban-daban da nau'ikan abubuwan hawa. Yana nuna matsala tare da firikwensin matsi na iskar gas kuma yana iya zama saboda matsalolin lantarki ko inji. Wani lokaci yana tare da lambar P0471, wanda ya bambanta a cikin tsawon lokacin matsalar da yanayin gazawar firikwensin. Matakan gyare-gyare na iya bambanta dangane da masana'anta, nau'in mai, da launin waya.

Na'urar firikwensin baya (EBP) yana taka muhimmiyar rawa wajen auna matsi na iskar gas kuma yana ba da damar sarrafa ma'aunin matsi na baya (EPR) ta umarni daga Module Control Engine (ECM).

Nau'in Haɗin Haɗin Haɗakarwa:

Lambobin Matsalolin Matsalolin Matsakaicin Matsala:

  • P0471 Fitar Gas Na'urar Sensor "A" Range/Ayyuka
  • P0472 Low sigina matakin a cikin shaye gas matsa lamba da'irar "A"
  • P0473 Exhaust gas matsa lamba firikwensin "A" da'ira high
  • P0474 Exhaut gas matsa lamba na firikwensin "A" rashin aikin kewaye

Dalili mai yiwuwa

Wannan lambar P0470 na iya bayyana saboda dalilai masu zuwa:

  1. Akwai toshewa a cikin bututu tsakanin ma'aunin shaye-shaye da firikwensin matsa lamba.
  2. Matsaloli tare da tsarin EGR ko tsarin shan iska, gami da cajin leken iska.
  3. Lalacewar firikwensin matsa lamba gas.
  4. Rare: Lalacewa mai yuwuwa ga Module Kula da Powertrain (PCM), kodayake ba zai yuwu ba.
  5. Akwai toshewa a cikin bututun da ke haɗa firikwensin matsa lamba zuwa yawan shaye-shaye.
  6. Tsarin sake zagayowar iskar gas ba shi da kyau, wanda zai haifar da zubewar iska.
  7. Na'urar firikwensin baya mara kyau.
  8. Matsaloli tare da na'urar firikwensin baya na firikwensin igiyar waya, kamar buɗewa ko gajeriyar kewayawa.
  9. Rashin haɗin wutar lantarki a cikin da'irar firikwensin baya.

Menene alamun lambar kuskure? P0470?

Alamomin lambar P0470 sun haɗa da:

  1. Hasken Ma'auni na Malfunction (MIL), wanda kuma aka sani da hasken injin duba, ya zo.
  2. Yiwuwar bayyanar fitilar “Check Engine” akan rukunin sarrafawa tare da lambar kuskure da aka adana a cikin ƙwaƙwalwar ECM.
  3. Rashin wutar lantarki.
  4. Yiwuwar kashe mai sarrafa iskar iskar gas.

Ana ɗaukar lambar P0470 mai tsanani saboda zai iya shafar sarrafa abin abin hawa da aikinta. Amma ana iya kawar da shi cikin sauƙi ta maye gurbin na'urar firikwensin iskar gas mai lahani.

Alamomin lambar P0470 na iya haɗawa da:

  1. Hasken injin duba yana kunna koyaushe.
  2. Rashin iko.
  3. Rashin sabunta tacewar dizal, wanda zai iya haifar da gazawar fara injin.

Yadda ake gano lambar kuskure P0470?

Kyakkyawan hanyar fara bincikar lambar P0470 ita ce bincika Bulletin Sabis na Fasaha (TSB) don yin abin hawa. Mai ƙira na iya samar da sabunta software (firmware) don PCM don gyara wannan matsalar. Na gaba, nemo firikwensin matsi na iskar gas akan abin hawan ku kuma cire haɗin bututun da ke haɗa shi da tarin shaye-shaye.

Gwada share wannan bututu daga kowane carbon da zai iya haifar da lambar P0470. Idan bututun yana da tsabta, duba masu haɗawa da wayoyi don lalacewa ko lalata. Na gaba, gwada ƙarfin 5V da da'irorin siginar firikwensin ta amfani da volt-ohmmeter na dijital (DVOM).

Tabbatar cewa firikwensin yana ƙasa da kyau. Idan duk gwaje-gwajen sun wuce, maye gurbin firikwensin matsa lamba gas na iya zama dole. Idan lambar P0470 ta ci gaba da bayyana, PCM mara kyau na iya zama sanadin, amma za'a iya cire shi kawai bayan maye gurbin firikwensin da yin ƙarin gwaje-gwaje.

Kurakurai na bincike

Abubuwan da za su iya haifar da lambar P0470

Lokacin bincika lambar P0470, yana da mahimmanci a yi la'akari da dalilai da yawa waɗanda zasu iya haifar da wannan lambar. A ƙasa akwai manyan abubuwan da ya kamata a yi la'akari:

  1. Toshewa a cikin bututu daga yawan shaye-shaye zuwa firikwensin matsa lamba: Wani yanayi mai yuwuwa shine cewa carbon yana haɓakawa a cikin tsarin shaye-shaye, wanda zai iya haifar da toshewa a cikin bututu ta inda firikwensin matsin lamba ke karɓar bayanai. Wannan na iya haifar da kuskuren karantawa da lambar P0470.
  2. Matsaloli tare da tsarin sake zagayowar iskar iskar iskar gas (EGR), shan iska ko cajin ɗigogin iska: Matsaloli tare da shaye-shaye ko tsarin samar da iska na iya rinjayar matsa lamba a cikin tsarin fitarwa kuma ya haifar da lambar P0470. Amintaccen ganewar asali na waɗannan abubuwan haɗin gwiwa na iya zama muhimmin mataki.
  3. Rashin aikin firikwensin matsa lamba gas: Na'urar firikwensin matsin iskar gas da kanta na iya kasawa ko samar da sigina mara kyau, wanda ke haifar da lambar P0470.
  4. Matsalolin Sensor Matsalolin Baya (EBP) Na'urar firikwensin baya na shaye-shaye muhimmin sashi ne na tsarin sarrafa injin kuma ana iya haɗa shi da lambar P0470.
  5. Matsalolin waya da haɗin wutar lantarki: Lalatattun wayoyi, lalata, ko haɗin wutar lantarki mara kyau tsakanin na'urori masu auna firikwensin da tsarin sarrafawa na iya haifar da sigina mara kyau da lambar P0470.

Wadannan abubuwan da zasu iya haifar da lambar P0470 suna da mahimmanci don yin la'akari yayin ganewar asali da gyara don nunawa da gyara tushen matsalar.

Yaya girman lambar kuskure? P0470?

Lambar matsala P0470 tana nuna matsala tare da firikwensin matsin iskar iskar gas ko matsin tsarin shayewa. Wannan na iya shafar aikin injin, aiki da amfani da mai. Ko da yake wannan ba gaggawa ba ce mai mahimmanci, matsala ce mai tsanani wanda zai iya haifar da matsaloli masu tsanani idan ba a gyara ba. Ana ba da shawarar cewa wani makaniki ya gano injin ku kuma ya gyara shi lokacin da lambar P0470 ta bayyana don hana lalacewar injin da kula da aikin injin.

Menene gyara zai taimaka kawar da lambar? P0470?

Gyara lambar P0470 ya ƙunshi matakai da yawa, dangane da dalilin da aka gano:

  1. Duba Takardun Sabis na Fasaha (TSB): Fara da neman bayanai a cikin taswirar sabis na fasaha, wanda ƙila ya ƙunshi shawarwarin masana'anta don magance wannan matsalar. Mai ƙira na iya bayar da filasha/takewar PCM wanda zai iya share lambar.
  2. Duba firikwensin matsin lamba: Cire haɗin firikwensin matsi na iskar gas kuma bincika ajiyar carbon ko lalacewa. Tsaftace ko maye gurbin firikwensin idan ya cancanta.
  3. Duban waya: Duba wayoyi a gani, neman lalacewa, lalata ko karyewar wayoyi. Cire haɗin haɗin haɗin kuma tsaftace su idan ya cancanta.
  4. Duba wutar lantarki da da'irar sigina: Yin amfani da mitar volt-ohm na dijital (DVOM), duba ikon 5V da da'irorin sigina masu zuwa firikwensin. Tabbatar da ƙarfin lantarki ya dace da ƙayyadaddun masana'anta.
  5. Binciken ƙasa: Bincika ko firikwensin matsin iskar iskar gas ɗin yana ƙasa da kyau.
  6. Duba bututu da haɗin gwiwa: A hankali duba bututun da ke haɗa turbocharger zuwa ma'aunin abin sha don ɗigogi.
  7. Share kurakurai: Yi amfani da na'urar daukar hotan takardu na OBD-II don share lambar P0470 daga ƙwaƙwalwar PCM. Bayan haka, fitar da motar kuma duba idan kuskuren ya sake bayyana.
  8. Sauyawa Sensor: Idan ba za a iya magance matsalar ta wasu hanyoyi ba, maye gurbin firikwensin matsin iskar gas.
  9. PCM duba: Idan duk matakan da ke sama ba su warware matsalar ba, za a iya samun matsala tare da PCM. Duk da haka, wannan zaɓi ya kamata a yi la'akari da shi azaman hanya ta ƙarshe kawai.

Ka tuna cewa ganewar asali da gyara dole ne a yi ta ƙwararren makaniki ko cibiyar sabis don tabbatar da ainihin dalilin da ingantaccen ƙuduri na lambar P0470.

Menene lambar injin P0470 [Jagora mai sauri]

P0470 – Takamaiman bayanai na Brand

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