I-P0408 Exhaust Gas Recirculation Sensor "B" Input High

I-P0408 - I-OBD-II Ikhodi Yenkinga Incazelo Yobuchwepheshe

Ikhodi yenkinga engu-P0408 ibonisa ukuthi i-PCM ithole inkinga ngohlelo lwe-EGR. Lapho leli phutha livela kudeshibhodi yemoto, inkomba ye-Check Engine izokhanyisa, noma kunjalo, kufanele kuqashelwe ukuthi kwezinye izimoto le nkomba ingase ingakhanyi ngokushesha, kodwa kuphela ngemva kokuba iphutha selibonwe izikhathi eziningi.

Isho ukuthini ikhodi yephutha P0408?

Ikhodi yenkinga engu-P0408 ikhombisa inkinga ngohlelo lwe-exhaust gas recirculation (EGR). Le khodi yenzeka lapho imojuli yokulawula injini (PCM) ithola isignali ephezulu yokufaka evela kunzwa ye-EGR "B". Lapho leli phutha livela kudeshibhodi yemoto, inkomba ye-Check Engine izokhanyisa, noma kunjalo, kufanele kuqashelwe ukuthi kwezinye izimoto le nkomba ingase ingakhanyi ngokushesha, kodwa kuphela ngemva kokuba iphutha selibonwe izikhathi eziningi.

Izizathu ezingenzeka

Ezinye izizathu ezingenzeka zekhodi yenkinga ye-P0408:

• Ivalvu ye-EGR evalekile noma evinjiwe.
• Ukungasebenzi kahle kwenzwa yomfutho womoya ohlukahlukene.
• Izinkinga ngesekhethi kagesi exhuma i-valve ye-EGR ku-PCM.
• Ukufakwa okungalungile noma ukungasebenzi kahle kwe-valve ye-EGR.
• Izinkinga ngohlelo lwe-EGR ngokwalo, njengokuvuza noma ukulimala.

Yiziphi izimpawu zekhodi yephutha? P0408?

Izimpawu ze-DTC P0408 zingabandakanya lokhu okulandelayo:

• Isibani se-Check Engine kudeshibhodi siyakhanya.
• Ukulahlekelwa amandla enjini noma ukusebenza kwenjini okungalingani.
• Ukwanda kokusetshenziswa kukaphethiloli.
• Ukwanda kokukhishwa kwe-nitrogen oxides (NOx) kusuka ohlelweni lwe-exhaust.
• Kungenzeka ukuthi imoto ngeke iphumelele ukuhlolwa kwekhabhoni uma kudingwa yimithetho yendawo.

Indlela yokuxilonga ikhodi yephutha P0408?

Ukuxilonga i-DTC P0408, izinyathelo ezilandelayo ziyanconywa:

1. Hlola Ukukhanya Kwenjini Yokuhlola: Uma Ukukhanya Kwenjini Yokuhlola kukhanyisa kudeshibhodi yakho, xhuma imoto ethuluzini lokuskena lokuxilonga ukuze uthole amakhodi amaphutha kanye nolwazi olwengeziwe mayelana nenkinga.
2. Hlola ukuxhumana nezintambo: Hlola isimo soxhumo nezintambo ezihlotshaniswa nesistimu ye-Exhaust Gas Recirculation (EGR) ukuze uthole ukugqwala, ukulimala, noma ukuphuka.
3. Hlola i-valve ye-EGR: Hlola i-valve ye-EGR ukuze uthole ukukhubazeka okungenzeka noma ukuvaleka. Hlanza noma shintsha i-valve uma kunesidingo.
4. Hlola izinzwa: Hlola izinzwa ezihlobene nesistimu ye-EGR, njengenzwa ye-valve ye-EGR kanye nenzwa yokucindezela okuhlukahlukene, ukuze usebenze kahle.
5. Hlola ingcindezi eminingi: Sebenzisa igeji yokucindezela ukuze uhlole ingcindezi ehlukahlukene ngenkathi injini isebenza. Qinisekisa ukuthi izingcindezi eziningiliziwe njengoba kulindelekile ngokusekelwe ezimweni zokusebenza.
6. Hlola isistimu yokupholisa: Hlola isistimu yokupholisa injini ngezinkinga ezingaholela emazingeni okushisa ahlukahlukene kanye nekhodi engu-P0408.
7. Hlola Vacuum Lines: Hlola imigqa yevacuum exhunywe ku-valve ye-EGR ukuze uthole ukuvuza noma ukulimala.
8. Hlola isofthiwe ye-PCM: Uma kudingeka, buyekeza isofthiwe yakho ye-PCM ibe inguqulo yakamuva, njengoba ngezinye izikhathi izibuyekezo zingalungisa izinkinga ezaziwayo ngohlelo lwe-EGR.

Ngemva kokuqeda lezi zinyathelo, kunconywa ukuthi uxhume imoto kusithwebuli sokuxilonga futhi futhi usule amakhodi wephutha. Uma inkinga iqhubeka futhi ikhodi ye-P0408 iphinda ivele, uphenyo olujulile noma ukubonisana nochwepheshe kungase kudingeke.

Amaphutha okuxilonga

Lapho uxilonga i-DTC P0408, kungenzeka amaphutha alandelayo:

• Ukuchazwa okungalungile kwekhodi yephutha: Kwesinye isikhathi oomakhenikha bangase bahumushe ngokungeyikho ikhodi ye-P0408 futhi baqale ukushintsha izingxenye okungenzeka zilungile. Lokhu kungase kubangele izindleko zokulungisa ezingadingekile.
• Ukuxilongwa okwanele: Ukungasebenzi kahle ohlelweni lwe-Exhaust Gas Recirculation (EGR) kungase kubangelwe izici eziningana, futhi ukuxilongwa okungalungile kungaholela ekutheni umsuka wenkinga ungabonakali kahle.
• Ukweqa ukuxilongwa kwezinye izingxenye: Ngezinye izikhathi oomakhenikha bangagxila kuphela ku-valve ye-EGR futhi bangahloli ezinye izingxenye ezifana nezinzwa, izintambo noma ukucindezela okuhlukahlukene, okungaholela ekuxilongweni okungaphelele.
• Ukungasebenzi kahle kwesithwebuli noma okokusebenza kokuxilonga: Kwesinye isikhathi amaphutha angenzeka ngenxa yemishini yokuxilonga enephutha noma isikena, esingase singawahumushi kahle amakhodi amaphutha noma sinikeze ulwazi olungalungile mayelana nesimo sohlelo.
• Iphutha kwezinye izinhlelo: Ngezinye izikhathi ukucindezela okuningana noma izinkinga zezinzwa zingabangela i-P0408 ukuthi ivele ngisho noma i-valve ye-EGR isebenza ngokujwayelekile. Lokhu kungase kuphuthelwe ngesikhathi sokuxilongwa.

Ukuze ugweme lawa maphutha, kubalulekile ukwenza ukuxilongwa okuphelele okuhlanganisa ukuhlola zonke izingxenye ezihambisana nohlelo lwe-EGR, kanye nokusebenzisa imishini yokuxilonga enokwethenjelwa futhi esesikhathini samanje. Uma kunesidingo, kungcono ukuthintana nomakhenikha wezimoto ochwepheshe ukuze uxilonge ngokunembile futhi ulungise inkinga.

Ibucayi kangakanani ikhodi yephutha? P0408?

Ikhodi yenkinga engu-P0408 ikhombisa izinkinga ngohlelo lwe-exhaust gas recirculation (EGR). Nakuba lokhu kungekona ukwehluleka okubalulekile, kungaholela ezinkingeni eziningi, okuhlanganisa ukwanda kokukhishwa kwe-nitrogen oxide, ukwehla kokusebenza kwemvelo yemoto, nokulahlekelwa ukusebenza kanye nokonga kukaphethiloli.

Ukwengeza, ikhodi engu-P0408 ingase ibangele imoto ukuthi ihluleke ekuhlolweni kokukhipha umoya, okungase kuyenze ingafaneleki ukuba semgwaqweni uma inkinga ingalungiswa.

Nakuba ikhodi ye-P0408 ingeyona inkinga enzima ngokwedlulele, isadinga ukunakwa okucophelela kanye nokulungiswa okufika ngesikhathi ukuze kugwenywe ezinye izinkinga ngemoto.

Yikuphi ukulungisa okuzosiza ukuqeda ikhodi? P0408?

Ukuxazulula inkinga nge-DTC P0408 ngokuvamile kuhilela izinyathelo zokulungisa ezilandelayo:

1. Hlola uhlelo lwe-exhaust gas recirculation (EGR) ukuze uthole ukuvinjwa noma umonakalo.
2. Hlanza noma shintsha i-valve ye-EGR uma kutholakala ama-clogs.
3. Hlola izintambo ezixhumayo nezixhumi ezihlobene ne-valve ye-EGR ukuthi azigqwalile noma aziphuka.
4. Ihlola ukufundwa kwezinzwa nezinzwa zomfutho womoya ohlelweni lwe-EGR.
5. Hlola ukusebenza kwemojula yokulawula injini ye-elekthronikhi (ECM) ngokungasebenzi kahle noma ukungasebenzi kahle.
6. Hlanza noma shintsha isihlungi ohlelweni lwe-EGR, uma kunesidingo.
7. Hlola imigqa ye-vacuum ehlobene ne-valve ye-EGR ukuze uthole ukuvuza.

Ngemva kokuqeda lezi zinyathelo, kunconywa ukuthi uhlole amaphutha nokuphahlazeka ukuze uqinisekise ukuthi inkinga ixazululiwe nokuthi ikhodi ye-P0408 ayisaveli. Uma inkinga iqhubeka, kungase kudingeke ukuxilonga okuthuthuke kakhulu noma ukushintshwa kwezingxenye zesistimu ye-EGR.

Uyilungisa Kanjani Ikhodi Yenjini ye-P0408 ngemizuzu emi-3 [Izindlela ezi-2 ze-DIY / $4.24 Kuphela]

P0408 - Ulwazi oluthize lomkhiqizo

Ikhodi yenkinga engu-P0408 ingasetshenziswa kumikhiqizo ehlukene yezimoto, kodwa ukukhishwa kwekhodi kungase kuhluke kancane kuye ngomkhiqizi, uhlu lwezinye izinhlobo zezimoto ezinokuqoshwa kwazo:

• Ford: Uhlelo lwe-Exhaust gas recirculation (EGR) - isignali ye-valve iphezulu.
• I-Chevrolet: Inzwa ye-EGR “A” – i-voltage iphezulu kakhulu.
• Toyota: Inzwa yokucindezela kwe-EGR - i-voltage iphezulu kakhulu.
• Honda: Izinga lesignali ye-Exhaust gas recirculation (EGR) liphezulu.
• Volkswagen: I-valve ye-exhaust gas recirculation (EGR) - izinga lesiginali liphezulu kakhulu.
• I-Nissan: Inzwa ye-EGR “A” – i-voltage iphezulu kakhulu.
• BMW: I-EGR valve circuit voltage iphezulu kakhulu.

Sicela ubheke imanuwali yokulungisa noma imanuwali yesevisi yohlobo oluthile lwemoto yakho ukuze uthole ulwazi oluthe xaxa mayelana nokucacisa ikhodi yenkinga ye-P0408.