P0400 Cikakken Iskar Gas Maɓallan Gudun Hijira

OBD-II Lambar Matsala - P0400 - Takardar Bayanai

P0400 - Rashin aiki na tsarin sake zagayowar iskar gas (EGR).

Menene ma'anar lambar matsala P0400?

Wannan Lambar Matsalar Bincike (DTC) lambar watsawa ce gaba ɗaya, wanda ke nufin ya shafi motocin OBD-II sanye take. Kodayake gabaɗaya a cikin yanayi, takamaiman matakan gyara na iya bambanta dangane da alama / ƙirar.

Bawul ɗin Haɗin Gas (EGR) bawul ɗin da ke aiki ne wanda ke daidaita adadin iskar gas da ke sake shiga cikin silinda.

Maballin sarrafa wutar lantarki (PCM) yana ƙayyade ƙimar da ta danganta da nauyin injin, zazzabi, da sauran yanayi. Idan PCM ta gano cewa yawan iskar gas da ke shiga silinda bai isa ba ko babu, an saita wannan lambar.

Cutar cututtuka

Mai yiwuwa direban ba zai lura da wasu alamomi ba banda MIL (Hasken Alamar Maɓalli). Koyaya, alamomin dabara za su kasance haɓaka yanayin zafin konewa da haɓaka ƙimar NOx.

• Kunna hasken faɗakarwar injin akan dashboard.
• Ƙara yawan hayakin NOx da kuma ƙara yawan zafin konewa.
• Yiwuwar girgizar injin.

Abubuwan da suka dace don P0400 code

Lambar P0400 na iya nufin ɗaya ko fiye daga cikin abubuwan da suka biyo baya sun faru:

• Clogged exhaust gas recirculation bututu, wanda ke takaita kwararar iskar gas.
• Cikakken iskar gas ɗin yana da lahani
• Fectiveaukar gurbataccen iskar gas ɗin keɓaɓɓen bawul ɗin wayoyi / kayan doki
• Layin injin ya lalace / cirewa daga bawul ɗin EGR ko daga bawul ɗin EGR.
• Bakin iskar gas mai gurɓataccen lahani
• Bawul ɗin EGR mai lalacewa ko lahani. Bawul ɗin EGR na iya makale ko rufe.
• Kuskure ko lalacewa EGR firikwensin zafin jiki da da'irori.
• Buɗe ko gajere a cikin kayan aikin wayoyi na bawul na EGR.
• Rashin haɗin wutar lantarki zuwa bawul ɗin EGR.
• An toshe hanyar EGR, yana hana kwararar iskar gas.
• Lalacewa ko cire haɗin injin bututun ruwa daga EGR bawul solenoid.

Matsaloli masu yuwu

Tun da ƙirar bawul ɗin sake buɗe gas ɗin ya sha bamban, gwajin kawai ba zai isa ba:

• Ta amfani da kayan aikin dubawa, yi aiki da bawul ɗin EGR tare da injin yana aiki. Idan injin ɗin ya yi tuntuɓe, matsalar ta kasance wataƙila gazawar wayoyin hannu ko toshewar lokaci.
• Idan injin bai yi tuntuɓe ba, da hannu ku yi aiki da bawul ɗin EGR idan zai yiwu. Sai dai idan injin ya yi tafiya ko rumfuna, mai yiwuwa tashar jiragen ruwa ta toshe. Za a buƙaci cire bawul da tsaftace dukkan tashoshin jiragen ruwa.
• Ana iya yin gwajin tafin tafin sauƙaƙe kawai tare da kayan aikin sikeli saboda yawancin keɓaɓɓun kekuna suna aiki tare da sake zagayowar aikin ƙarfin lantarki maimakon madaidaicin ƙarfin lantarki.
• Duba duk layukan injin, bututu, da sauransu don lalacewa.
• Bincika kayan ɗamara na solenoid da solenoid don lalacewa.
• Sauya bawul ɗin sake dawo da iskar gas.

Lambobin EGR masu alaƙa: P0401, P0402, P0403, P0404, P0405, P0406, P0407, P0408, P0409

Kurakurai na yau da kullun Lokacin gano lambar P0400

• Maye gurbin bawul ɗin EGR kafin bincika adibas na carbon akan firikwensin zafin jiki na EGR.
• Sauya bawul ɗin EGR ba tare da duba firikwensin matsa lamba na EGR ba.

Yaya muhimmancin lambar P0400?

• Bawul ɗin EGR ɗin da ba daidai ba zai iya haifar da injunan yin wuta fiye da kima, wanda zai iya haifar da lalacewa na ciki ga piston da bawuloli.
• Hasken Injin Duba mai kunnawa zai sa abin hawa ya fadi gwajin hayaki saboda NOx da ya wuce kima.

Menene gyara zai iya gyara lambar P0400?

• Sauya bawul ɗin EGR
• Maye gurbin layin da ya karye zuwa bawul ɗin EGR
• Sauya firikwensin zafin jiki na EGR ko tsaftace shi daga soot don gyara shi
• Cire adibas na carbon daga bututun EGR zuwa nau'in sha

Ƙarin sharhi don la'akari game da lambar P0400

An kunna lambar P0400 lokacin da firikwensin zafin jiki na EGR ba ya ganin canjin yanayin zafi lokacin da aka umarci EGR ya buɗe. Wadannan na'urori masu auna firikwensin suna yawan tara carbon mai yawa, wanda ke sa su zama rashin jin zafi daga iskar EGR.

Yadda ake Gyara Lambar Injin P0400 a cikin Minti 3 [Hanyoyin DIY 2 / Kawai $ 4.11]

Kuna buƙatar ƙarin taimako tare da lambar ku ta p0400?

Idan har yanzu kuna buƙatar taimako tare da DTC P0400, 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.