P2003 Diesel Musamman Ingancin Tace A ƙasa Ƙofar B2

P2003 Diesel Musamman Ingancin Tace A ƙasa Ƙofar B2

Bayanan Bayani na OBD-II

Ingancin Tace Diesel Yana Ƙarfafa Ƙarfin Bankin Ƙofar 2

Mene ne wannan yake nufi?

Wannan Lambar Matsalar Bincike (DTC) lambar watsawa ce gaba ɗaya. Ana ɗaukarsa ta duniya kamar yadda ta shafi duk kera da ƙirar abin hawa (1996 da sabuwa), kodayake takamaiman matakan gyara na iya bambanta kaɗan dangane da ƙirar.

DTC tana nufin na'urar sarrafa hayaki mai suna tace particulate. An sanya shi a 2007 kuma daga baya dizel, yana kawar da soot daga iskar gas ɗin su. Wataƙila za ku ga wannan DTC akan manyan motocin daukar dizal daga Dodge, Ford, Chevrolet ko GMC, amma kuma yana iya aiki akan sauran motocin dizal kamar VW, Vauxhall, Audi, Lexus, da sauransu.

DPF - Diesel particulate filter - yana ɗaukar nau'i na mai canzawa kuma yana cikin tsarin shaye-shaye. A ciki akwai matrix na mahadi masu rufe hanya kamar su cordierite, silicon carbide, da zaruruwan ƙarfe. Ingancin cire soot shine 98%.

Hoton Cutaway na Filter particulate (DPF):

DPF yana haifar da ɗan matsa lamba na baya yayin aiki. ECU na motar - kwamfuta - yana da na'urori masu auna firikwensin matsa lamba akan tacewa don sarrafa aikinta. Idan saboda kowane dalili - don hawan aiki biyu - yana gano rashin daidaituwa tsakanin iyakokin matsa lamba, yana saita lambar P2003 yana nuna kuskure.

Kada ku damu, waɗannan na'urori suna da ikon farfadowa don ƙone ƙura mai toka kuma su koma aiki na al'ada. Sun dade na dogon lokaci.

Da zarar wannan ya faru, fitulun zasu kashe kuma lambar zata share. Shi ya sa ake kiransa lambar shirin - yana nuna kuskure a cikin "ainihin lokaci" kuma yana share shi yayin da aka gyara kuskuren. Babban lambar yana zama har sai an gama gyara kuma an cire lambar da hannu ta amfani da na'urar daukar hotan takardu.

Duk ababen hawa suna buƙatar na'urar don cire iskar nitrogen da ake fitarwa zuwa sararin samaniya, wanda in ba haka ba zai kasance kuma waɗanda ke cutar da lafiyar ku da ma yanayin. Mai jujjuyawar mai jujjuyawar yana rage hayaƙi daga injunan mai. A gefe guda, dizal sun fi matsala.

Tun lokacin da ake amfani da zafi na man fetur mai ƙarfi don konewa ba tare da bata lokaci ba, zafin jiki a cikin kawunan silinda yana da girma sosai, wanda ke haifar da ƙasa mai mahimmanci ga nitrogen oxides. Ana samun NOx a cikin matsanancin zafi. Injiniyoyin sun san suna buƙatar amfani da EGR - Exhaust Gas Recirculation - don tsoma mai mai shigowa don rage yanayin zafi da rage hayakin NOx. Matsalar ita ce zazzabin fitar da man dizal ya yi yawa kuma kawai ya kara tsananta matsalar.

Sun gyara wannan ta hanyar amfani da injin sanyaya don sanyaya man injin da bututun EGR don kiyaye zafin kan silinda ƙasa wanda ake buƙatar NOx ya samar. Yayi aiki sosai. DPF shine layi na ƙarshe na kariya daga hayaƙin hayaki ta hanyar kawar da soot.

NOTE. Wannan DTC P2003 daidai yake da P2002, amma P2003 ya shafi banki 2, wanda shine gefen injin da ba shi da Silinda 1.

da bayyanar cututtuka

Alamomin lambar matsala P2003 na iya haɗawa da:

• Raguwar tattalin arzikin mai yana faruwa lokacin da tsarin sarrafa injin yayi ƙoƙarin haɓaka zafin zafin iskar gas don ƙona ƙura mai yawa a cikin DPF.
• Hasken injin dubawa tare da lambar P2003 zai haskaka. Hasken na iya ci gaba da kasancewa ko haskakawa lokaci -lokaci yayin farfadowa na DPF. Injin zai yi rauni yayin hanzarta.
• Man injin zai nuna dilution saboda ECMs na ƙoƙarin haɓaka zafin injin. Wasu motoci suna ɗan gaba kafin lokacin allurar mai bayan babban sashin cibiyar don ƙona ƙaramin mai don ɗaga zafin zafin iskar gas. Wasu daga cikin wannan man suna shiga cikin crankcase. Lokacin da ECM ta tantance buƙatar sake farfado da DPF, rayuwar mai ta ragu sosai.
• Idan ba a share DPF ba, ECU za ta koma “Yanayin Yanke Gida” har sai an gyara lamarin.

Dalili mai yiwuwa

Dalilan wannan DTC na iya haɗawa da:

• Wannan lambar za ta haifar da saurin jinkirin da yawa. Don ƙona toka a cikin DPF yana buƙatar zafi a cikin kewayon 500 ° C zuwa 600 ° C. Ko da ƙoƙarin ECU na sarrafa injin, yana da wahala ta samar da isasshen zafi don tsabtace DPF a cikin ƙarancin injin.
• Ruwan iska a gaban DPF zai canza karatun firikwensin, wanda ke haifar da lamba
• Dabarun da ba daidai ba ko sassan ECU suna hana sake farfadowa da ta dace.
• Man fetur mai dauke da sinadarin sulfur cikin sauri yana toshe DPF
• Wasu kayan haɗin bayan kasuwa da gyare -gyare na aiki
• Dirty iska tace kashi
• An lalata DPF

Matakan bincike da hanyoyin magance su

Maganganun sun ɗan iyakance kamar yadda DPF ba ta da aibi, amma an toshe ta na ɗan lokaci tare da barbashi. Idan an kunna haske kuma an saita lambar P2003, bi tsarin warware matsalar farawa tare da duba gani.

Duba DPF a kan toshe # 2 don duk wata alaƙa ta ɓarna a gefen injin inda take makale da bututu mai ƙarewa.

Duba da gani DPF gaba da masu canza matsin lamba na daban (toshe 2). Nemo wayoyin da aka ƙone, masu haɗawa ko gurɓatattu. Cire haɗin haɗin kuma nemi allurar lanƙwasa ko ɓarna. Tabbatar cewa wayoyin firikwensin ba sa taɓa DPF. Fara lodawa kuma nemi kwarara akan ko kusa da injin.

Idan komai yayi daidai da matakan da ke sama, tuƙa motar don kusan mintuna 30 a cikin manyan hanyoyi don haɓaka zafin iskar gas mai isasshen isa don sake farfado da DPF. Da kaina, na gano cewa gudanar da injin yana aiki a 1400 rpm na kusan mintuna 20 yana ba da sakamako iri ɗaya.

Idan har yanzu matsalar ta ci gaba bayan tuki a cikin manyan hanyoyin mota, zai fi kyau a kai ta shago kuma a nemi su sanya ta a kan na'urar bincike kamar Tech II. Ba shi da tsada kuma suna iya saka idanu na'urori masu auna sigina da ECUs a cikin ainihin lokaci. Suna iya ganin sigina daga na'urori masu auna sigina kuma duba idan ECU tana ƙoƙarin sake farfadowa. Bangaren mara kyau yana zuwa da sauri.

Idan galibi kuna tuƙi cikin gari kuma wannan matsala ce mai maimaitawa, akwai wani mafita. Yawancin shagunan na iya sake tsara kwamfutarka don hana aiwatar da sabuntawa cikin secondsan daƙiƙa kaɗan. Sannan share PDF ɗin kuma maye gurbinsa da bututu madaidaiciya (idan an yarda a cikin ikon ku). An warware matsalar. Kada ku jefar da DPF kodayake, yana kashe kuɗi mai yawa idan kun sayar da shi ko kuna buƙata a nan gaba.

NOTE. Wasu gyare -gyare kamar "kayan shan iska mai sanyi" (CAI) ko kayan shaye -shaye na iya haifar da wannan lambar kuma yana iya shafar garantin mai ƙira. Idan kuna da irin wannan canjin da wannan lambar, mayar da sashin sauyawa a wuri kuma duba idan lambar ta ɓace. Ko gwada tuntuɓar masana'antun kit ɗin don shawara don ganin ko wannan sanannen batun ne.

Tattaunawar DTC mai dangantaka

• Lambar kuskure P2003 don Nissan Altima 2007 3.5Mine nissan altima 2007 3.5 SE. Ya nuna alamar sabis na injin kuma lokacin da na yi magana da makanikin ya zo da kuskuren P2003. Sai dai ya ce yana da ban mamaki samun wannan lambar ta motar mai. Ina bukatan taimako don gano menene. 🙄: yi:… 

Kuna buƙatar ƙarin taimako tare da lambar ku ta p2003?

Idan har yanzu kuna buƙatar taimako tare da DTC P2003, 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.