P0487 Bude kewayon sarrafa maƙallan maƙogwaron tsarin sake dawo da iskar gas

OBD-II Lambar Matsala - P0487 - Takardar Bayanai

P0487 - Recirculation Gas Mai Haɓakawa (EGR) "A" Buɗe Da'irar Kula da Maƙura

Lambar P0487 tana nuna rashin aiki a cikin tsarin sake zagayowar iskar gas (EGR). Wannan lambar kuma tana iya kasancewa tare da P0409.

Menene ma'anar lambar matsala P0487?

Wannan Generic Transmission / Engine DTC galibi ya shafi injunan diesel da aka gina bayan 2004, gami da amma ba'a iyakance ga wasu Ford, Dodge, GM, Mercedes, Mitsubishi, Nissan, Suzuki, da VW motocin ba.

Wannan bawul ɗin yana tsakanin yawan abin sha da matatar iska, kamar jikin maƙura. Ana amfani da shi don ƙirƙirar ƙaramin injin da zai jawo iskar gas a cikin abubuwan amfani da yawa.

Maballin sarrafa wutar lantarki (PCM) yana gaya wa matattarar iskar gas ɗin (EGR) inda yake. Wannan lambar tana duban siginar wutar lantarki daga bawul ɗin sarrafa maƙogwaron EGR don tantance idan sun yi daidai dangane da shigar da PCM. Wannan lambar tana sanar da ku game da rashin aiki na da'irar lantarki.

Matakan matsala na iya bambanta dangane da mai ƙera, nau'in bawul ɗin maƙarar EGR da launuka na waya.

Cutar cututtuka

Akwai ƴan alamun alamun da ke da alaƙa da lambar P0487 ban da hasken Injin Duba mai haske. Koyaya, wasu direbobi na iya lura da rage yawan amfani da mai, saurin saurin gudu, da aikin injin da ya fi na al'ada.

Alamomin lambar injin P0487 na iya haɗawa da:

• Lambar Alamar Rashin Aiki (MIL) ta haskaka
• Tsawon lokaci fiye da yadda aka saba da sabuntawa (yana ɗaukar tsawon lokaci don tsarin shaye -shaye don dumama da ƙone ƙura da aka tara a cikin DPF / mai jujjuyawa)

Matsalolin Dalilai na Code P0487

Yawanci dalilin shigar da wannan lambar shine:

• Buɗe a cikin siginar sigina tsakanin bawul ɗin maƙarar EGR da PCM
• A takaice don ƙarfin lantarki a cikin fitowar iskar gas mai juyawa siginar siginar.
• Wani ɗan gajeren zuwa ƙasa a cikin iskar gas mai jujjuyawar juzu'i siginar siginar.
• Matsar da iskar gas mai sake zagayawa ma'aunin bawul mai lahani - gajeriyar kewayawa na ciki
• PCM da ya gaza - Ba zai yuwu ba
• Rufewa ko katange wurare a cikin bawul ɗin EGR
• EGR bawul gazawar
• Laifi MAP firikwensin
• Solenoid mai sarrafa EGR mara kyau
• lalace ko karyewar layin injin
• Katange hanyoyin firikwensin DPFE (mafi yawa akan motocin Ford)

Hanyoyin bincike da gyara

Kyakkyawan farawa shine koyaushe bincika takaddun sabis na fasaha (TSB) don takamaiman abin hawa. Matsalar ku na iya zama sanannen batun tare da sanannen gyaran masana'anta kuma yana iya adana ku lokaci da kuɗi yayin bincike.

Sannan nemo bawul ɗin sarrafa maƙura na EGR akan takamaiman abin hawa. Wannan bawul ɗin yana tsakanin yawan abin sha da matatar iska, kamar jikin maƙura. Da zarar an gano, duba abubuwan gani da wayoyi. Nemo karce, goge -goge, wayoyi da aka fallasa, alamomin ƙonawa, ko narkakken filastik. Cire haɗin haɗin kuma a hankali bincika tashoshi (sassan ƙarfe) a cikin masu haɗin. Duba idan sun ga sun kone ko suna da koren launi wanda ke nuna lalata. Idan kuna buƙatar tsabtace tashoshi, yi amfani da mai tsabtace lambar lantarki da goga na goga. Bada damar bushewa da amfani da man shafawa na silicone na dielectric inda tashoshin tashoshin ke taɓawa.

Idan kuna da kayan aikin sikirin, share lambobin matsalar bincike daga ƙwaƙwalwar ajiya kuma duba idan lambar ta dawo. Idan wannan ba haka bane, to akwai yuwuwar matsalar haɗin gwiwa.

Idan P0487 ya dawo, za mu buƙaci bincika bawul ɗin maƙerin EGR da da'irori masu alaƙa. Yawanci, wayoyi 3 ko 4 suna da alaƙa da bawul ɗin maƙarar EGR. Cire haɗin kayan doki daga bawul ɗin maƙogwaron EGR. Yi amfani da ohmmeter na dijital na dijital (DVOM) don bincika kewayon siginar siginar sarrafawa ta EGR (jan waya zuwa da'irar siginar bawul, waƙar baki zuwa ƙasa mai kyau). Idan babu volt 5 akan bawul ɗin, ko kuma idan kun ga 12 volts akan bawul ɗin, gyara wayoyi daga PCM zuwa bawul ɗin, ko wataƙila PCM mara kyau.

Idan na al'ada ne, tabbatar da cewa kuna da ƙasa mai kyau a cikin bututun maƙura na EGR. Haɗa fitilar gwaji zuwa tabbataccen batirin 12V (m tashar ja) sannan ku taɓa ɗayan ƙarshen fitilar gwajin zuwa da'irar ƙasa wanda ke kaiwa zuwa filin keɓaɓɓen murfin EGR. Idan fitilar gwajin ba ta haskaka ba, yana nuna alamar da'irar mara kyau. Idan ya haskaka, girgiza kayan aikin wayoyin da ke zuwa EGR maƙallan maƙallan don ganin idan fitilar gwajin ta yi ƙyalƙyali, wanda ke nuna haɗin kai na lokaci -lokaci.

Idan duk gwaje -gwajen da suka gabata sun wuce kuma kuna ci gaba da samun P0487, da alama yana iya nuna alamar gazawar EGR mai jujjuyawa, kodayake PCM ɗin da ya gaza ba za a iya kawar da shi ba har sai an maye gurbin bawul ɗin sarrafa maƙura na EGR.

Kurakurai na yau da kullun Lokacin gano lambar P0487

Kuskuren da ya fi kowa yawa a cikin gano lambar P0487 shine a ɗauka nan da nan cewa matsalar tana tare da bawul ɗin EGR. Duk da yake ba sabon abu ba ne don bawul ɗin kanta ya gaza, a zahiri ya fi sau da yawa matsala tare da lalataccen layin injin da ya lalace ko mara kyau na solenoid. Maye gurbin bawul ba kawai zai gyara matsalar ba, amma waɗannan sassan sun fi tsada fiye da sauran gyare-gyare.

Yaya muhimmancin lambar P0487?

Lambar P0487 na iya yin tasiri sosai ga ikon tuƙi, amma yana iya zama matsala. Hakanan zai hana motar ku wuce gwajin hayaki kuma yakamata a gyara shi da wuri-wuri.

Menene gyara zai iya gyara lambar P0487?

Ana iya amfani da adadin yuwuwar gyare-gyare don gyara lambar P0487, gami da masu zuwa:

• Maye gurbin layukan injin da aka lalace
• Sauya gazawar solenoid
• Sauyawa Farashin EGR
• EGR tashar tsaftacewa

Ƙarin sharhi don la'akari game da lambar P0487

Tsarin sake zagayowar iskar gas ɗin motarka wani muhimmin sashi ne na tsarin hayaƙin motarka da kuma tsarin man fetur ɗin motarka. Dole ne a sake kona iskar gas don inganta tattalin arzikin mai da rage yawan hayakin da ke fitarwa zuwa sararin samaniya.

Menene lambar injin P0487 [Jagora mai sauri]

Kuna buƙatar ƙarin taimako tare da lambar ku ta p0487?

Idan har yanzu kuna buƙatar taimako tare da DTC P0487, aika tambaya a cikin sharhin da ke ƙasa wannan labarin.

NOTE. An ba da wannan bayanin don dalilai na bayanai kawai. Ba a yi nufin amfani da shi azaman shawarar gyara ba kuma ba mu da alhakin duk wani mataki da za ku ɗauka a kan kowane abin hawa. Duk bayanan da ke wannan shafin ana kiyaye su ta haƙƙin mallaka.