P0491 Haina kukwana kuyerera kwechipiri mhepo jekiseni system, bhangi 1

P0491 - OBD-II Dambudziko Code Unyanzvi Tsananguro

Kusakwana kwechipiri mhepo jekiseni system kuyerera (bhangi 1)

Ko fault code inorevei P0491?

Iyo yechipiri mhepo jekiseni system inowanzo kuwanikwa pamotokari dzeAudi, BMW, Porsche neVW uye inoshanda kupinza mweya mutsva mukati meiyo exhaust system panguva yekutonhora kwekutanga. Izvi zvinobvumira kutsva kwakazara kwehutsi hunokuvadza. Code P0491 inoratidza dambudziko nehurongwa uhu, kazhinji hune hukama nekusakwana kwemhepo yechipiri mubhangi #1, uko bhangi #1 ndiro divi reinjini ine silinda #1. Iyo yekudzora sisitimu inomutsa pombi yemhepo uye inodzora vacuum air jekiseni michina. Kana ikaona kusawirirana mumagetsi echiratidzo, PCM inoisa kodhi yeP0491.

Zvimwe zvinokonzera

Zvikonzero zveP0491 kodhi zvinogona kusanganisira:

1. Yakanganisa cheki vharafu pane exhaust manifold.
2. Iyo yechipiri mhepo pombi fuse kana relay inogona kukanganisa.
3. Pombi yemhepo inotadza.
4. Hose yekusveta ichibuda.
5. Bad vacuum control switch.
6. Kuvhara mutsara wevacuum.
7. Kubuda mumapombi/machubhu pakati pepombi yechipiri yejekiseni remhepo uye yechipiri kana yakasanganiswa jekiseni remhepo.
8. Iyo yechipiri air pressure sensor inogona kunge isina kunaka.
9. Ivhavha yekubatanidza pachayo inokanganisa.
10. Gomba rechipiri rejekiseni remhepo muhumburumbira rinogona kunge rakavharwa nekabhoni deposits.
11. Makomba emhepo echipiri ari muhumburumbira wemusoro anogona kuvharika.
12. Kusakwana kuyerera kweyechipiri mhepo jekiseni system inogona kukonzerwa ne:
    • Yakashata-imwe nzira yekutarisa vharafu pamhepo inopinza.
    • Yakakuvadzwa wiring kana zvibatanidza, kana loose sensor connections.
    • Faulty system relay.
    • Pombi yejekiseni yakashata kana fuse.
    • Yakashata yechipiri air pressure sensor.
    • Kubuda kwevacuum kwakakosha.
    • Akavharika maburi echipiri ejekiseni remhepo.

Ndezvipi zviratidzo zvekodhi yemhosva? P0491?

Dambudziko rekodhi P0491 rinowanzo kuperekedzwa nezvimwe zviratidzo, senge:

1. Ruzha rwekuridza muridzo kubva kumhepo jekiseni system (chiratidzo chevacuum leak).
2. Slow acceleration.
3. Kumisa injini isina basa kana kana uchitanga.
4. Kugona kuvepo kwemamwe maDTC ane hukama neyechipiri mhepo jekiseni system.
5. Malfunction indicator rambi (MIL) rakabatidzwa.

Nzira yekuongorora kodhi yemhosva P0491?

Heino mirairo yekuongorora kukanganisa P0491:

1. Tarisa pombi: Iva nechokwadi chokuti injini yakanyatsotonhorera. Bvisa hose yekumanikidza kubva papombi kana manifold check valve. Tanga injini uye tarisa kana pombi iri kupomba mweya kubva mupombi kana muzamu wekubuda. Kana mweya uri kupomba, enda kunhanho 4; kana zvisina kudaro, enda kunhanho 2.
2. Bvisa tambo yemagetsi kubva papombi: Isa 12 Volts papombi uchishandisa jumpers. Kana pombi ikashanda, enda kunhanho 3; zvimwe, tsiva pombi.
3. Tarisa kugovera kwemagetsi kune pombi: Iva nechokwadi chokuti injini inotonhorera. Tarisa chinongedzo chepombi kuti uone kuti chine 12 volts nekutarisa voltage pakati pemapombi maviri anosunga plug terminals. Kana paine kunetsana, dzokorora matanho matatu ekutanga kuti uone kuti chirwere chacho chakarurama. Kana pasina voltage, tarisa fuse uye relays.
4. Tarisa valve yekutarisa: Iva nechokwadi chokuti injini yakanyatsotonhorera. Bvisa hose yekumanikidza kubva pavhavha yekutarisa. Tarisa kana mweya uchibuda mupombi paunotanga injini. Mushure mekunge injini yave ichimhanya kweminiti, valve inofanira kuvhara. Kana ikavhara, ipapo cheki valve iri kushanda zvakanaka. Kana ikasavhara, enda kunhanho yechishanu.
5. Tarisa iyo vacuum switch: Izvi zvinoda pombi yevacuum. Tanga injini uye bata vacuum cheki vharafu zamu. Kana vharuvhu yakavhurika, sunungura vacuum. Kana vharuvhu yakavhara, iri kushanda nemazvo. Zvikasadaro, dambudziko rinogona kunge riri neiyo vacuum switch.
6. Tarisa vacuum pressure: Batanidza vacuum kune pombi yekudzora pane cheki vharafu. Tanga injini. Ita shuwa kuti pane inokwana 10 kusvika 15 inches yevacuum. Zvikasadaro, kumwe kuongororwa kungada kubviswa kwezvimwe zvikamu zveinjini.
7. Tarisa vacuum mitsetse uye chinja: Tsvaga vacuum switch pamotokari yako. Tarisa mitsetse yevacuum yekukuvara, kutsemuka kana kusununguka. Kana matambudziko akawanikwa, shandura mutsara.
8. Tarisa manifold vacuum: Bvisa iyo inlet vacuum mutsara kubva pane yekudzora switch. Batanidza vacuum gauge kune hose yekupinza kuti utarise manifold vacuum apo injini iri kushanda.
9. Tarisa iyo vacuum control switch: Isa vacuum kune vacuum control switch inlet nozzle. Ivhavha inofanira kuvharwa uye vacuum haifaniri kubatwa. Isa 12 volts kune maviri materminals ekudzora switch uchishandisa jumper waya. Kana iyo switch isingavhure uye kuburitsa vacuum, itsive.

Uyu murairo wakadzama wekuongorora iyo P0491 yekukanganisa kodhi.

Zvikanganiso zvekuongorora

Pane zvikanganiso zvakati wandei zvinogona kuitwa nemakanika kana uchiongorora iyo P0491 dambudziko kodhi. Hezvino zvimwe zvacho:

1. Kurongeka kwekuongorora kusina kunaka: Imwe yezvikanganiso zvinowanzoitika kutadza kutevedzera kurongeka kwekuongorora. Semuenzaniso, makanika anogona kutanga nekutsiva zvinhu zvakaita seyechipiri jekiseni remhepo pombi pasina kutarisa zviri nyore, zvakachipa zvinhu zvakaita sevacuum hoses kana masensa.
2. Kutadza kufunga nezvemamiriro ekunze: P0491 inogona kukonzerwa nezvinhu zvakasiyana-siyana, senge tembiricha inotonhora. A makanika anogona kusvetuka chikamu ichi oedza kuongorora iyo system pasi pemamiriro asingaenderane nedambudziko.
3. Kusakwana kutarisa kwevacuum components: Sezvo vacuum iri chikamu chakakosha chechipiri chemhepo jekiseni system, makanika anofanirwa kutarisisa kuti aongorore vacuum hoses, mavharuvhu, uye vacuum masosi. Kupotswa kwevacuum kuvuza kunogona kunge kuri chikonzero cheiyo P0491 kodhi.
4. Pasina kufunga nezvematambudziko emagetsi: Iyo P0491 kodhi inogona zvakare kukonzerwa nematambudziko emagetsi senge waya dzakapwanyika, corroded connectors, kana kukanganisa relay. A makanika anofanira kunyatsoongorora hurongwa hwemagetsi asati atsiva zvikamu.
5. Kushaikwa kwekushandiswa kwemidziyo yekuongorora: Motokari dzakawanda dzemazuva ano dzakagadzirirwa makombiyuta anogona kupa mamwe mashoko pamusoro pedambudziko. A makanika asingashandisi michina yekuongorora anogona kupotsa data yakakosha.
6. Kusataurirana kwakakwana nemuridzi: Iyo makanika anogona kusabvunza mibvunzo yakakwana yemuridzi wemotokari iyo inogona kubatsira mukuziva mamiriro akaita kuti P0491 kodhi.
7. Kutsiviwa kwezvikamu pasina kusimbiswa kwekuongororwa: Ichi ndicho chimwe chezvikanganiso zvinodhura. A makanika anogona kutsiva zvikamu asina chokwadi chekuti ari kukonzera dambudziko. Izvi zvinogona kutungamirira kumari isingakoshi uye kusagadzirisika kusina kugadziriswa.
8. Magwaro asina kukwana: Kusakwana kurekodha kwemhedzisiro yekuongorora uye basa rinoitwa rinogona kutadzisa kuongororwa kweramangwana uye kugadzirisa kwemotokari.

Kuti ubudirire kuongorora kodhi yeP0491, makanika anofanirwa kutevedzera nzira yakarongeka uye isingachinji, achitarisa zvese zvinokonzeresa uye kushandisa michina yekuongorora kuti ongororo iyi ndeyechokwadi uye kudzivirira mitengo isingakodzeri yekutsiva zvisingakoshi.

Kodhi yemhosva yakakomba zvakadii? P0491?

Dambudziko rekodhi P0491 harisi dambudziko rakakomba kana rekukurumidzira iro rinozokonzeresa nekuparara kwemotokari kana mamiriro emugwagwa ane njodzi. Iyo yakabatanidzwa kune yechipiri air jekiseni system, iyo inoshanda kuderedza kuburitswa uye inopa zvakanyanya kushanda kwemafuta ekupisa.

Nekudaro, haufanirwe kufuratira iyi kodhi nekuti inogona kutungamira kune anotevera matambudziko nemhedzisiro:

1. Kuwedzera kuburitswa: Kutadza kutevedzera emission miyero kunogona kukanganisa nharaunda uye zvinogona kukonzera kuti mota yako isasangana nemaitiro ekuburitsa munzvimbo yako.
2. Kuita kwakadzikira: Kana iyo yechipiri jekiseni remhepo isiri kushanda nemazvo, zvinogona kukonzera kudzikiswa kweinjini kuita uye kusashanda zvakanaka kwemafuta.
3. Mamwe matambudziko anogona kuitika: Iyo P0491 kodhi inogona kunge ine chekuita nemamwe matambudziko kana kukuvadzwa, sekudonha kwevacuum kana matambudziko emagetsi, ayo, kana akasagadziriswa, anogona kukonzera mamwe matambudziko akakomba.
4. State Check Loss (MIL): Kana iyo P0491 kodhi yaitwa, iyo Tarisa Injini Mwenje (MIL) inobatidza pane chiridzwa. Kana iyi kodhi ikaramba iripo, mwenje ucharamba wakabatika uye haugone kuona mamwe matambudziko angangoonekwa mune ramangwana.

Kunyangwe P0491 isingaonekwe semhosva yekukurumidzira, zvinokurudzirwa kuti uve nemakanika yekuongorora uye kugadzirisa dambudziko. Dambudziko rinogona kunge riri diki, asi zviri nani kudzivirira kuti isanyanya kuipa uye kuve nechokwadi chekushanda kwakavimbika kwemotokari.

Chii kugadzirisa kuchabatsira kubvisa kodhi? P0491?

Troubleshooting iyo P0491 dambudziko kodhi inogona kusiyana zvichienderana nechikonzero chaicho chekukanganisa uku. Heano mamwe maitiro ekugadzirisa anogona

1. Kutsiva pombi yemhepo: Kana pombi yemhepo isingashande zvakanaka, inoda kutsiviwa. Izvi zvinowanzoda kubvisa pombi yekare uye kuisa imwe itsva.
2. Tarisa kuchinjwa kwevharuvhu: Kana cheki chevhavha pamhepo inopedza yakawanda yakashata, inofanirawo kuchinjwa.
3. Vacuum switch inotsiva: Kana iyo vacuum switch inodzora mhepo isingashande zvakanaka, inofanira kutsiviwa.
4. Kutarisa uye kutsiva vacuum hoses: Vacuum hoses inogona kunge ichidonha kana kukuvara. Vanoda kuongororwa uye, kana zvichidiwa, kuchinjwa.
5. Kutarisa yechipiri air pressure sensor: Yechipiri mhepo yekumanikidza sensor inogona kunge isina kunaka. Inoda kuongororwa uye kuchinjwa kana zvichidiwa.
6. Kutarisa wiring nekubatanidza magetsi: Dzimwe nguva dambudziko rinogona kunge rine chekuita nekubatanidza magetsi kana waya. Vatarise kuti havana kukuvara here kana kukora uye gadzirisa dambudziko kana zvichidikanwa.
7. Sediment kuchenesa: Kana yechipiri majekiseni emhepo madoko akavharwa nekabhoni deposits, anogona kucheneswa kudzoreredza kushanda kwakajairika.

Kugadziridza kunofanirwa kuitwa nemakanika ane hunyanzvi sezvo kuongorora nekugadzirisa matambudziko nesecondary air jekiseni system kungangoda hunyanzvi hwekushandisa uye ruzivo. Mushure mekugadzirisa, iwe unofanirwawo kujekesa iyo P0491 yekukanganisa kodhi uye kuita bvunzo kuti uone kuti dambudziko ragadziriswa zvinobudirira.

Chii chinonzi P0491 Injini Kodhi [Kurumidza Kutungamira]

P0491 - Ruzivo rwakanangana neBrand

Code P0491 inogona kuitika pamhando dzakasiyana dzemota, uye heino tsananguro yayo yevamwe vavo:

1. Audi, Volkswagen (VW): Second air pombi, bhangi 1 - low voltage.
2. BMW: Second air pombi, bhangi 1 - low voltage.
3. Porsche: Second air pombi, bhangi 1 - low voltage.
4. Chevrolet, GMC, Cadillac: Secondary air jekiseni system, bhangi 1 - yakaderera voltage.
5. Ford: Secondary air jekiseni (AIR) - low voltage.
6. Mercedes-Benz: Second air pombi, bhangi 1 - low voltage.
7. Subaru: Secondary air jekiseni (AIR) - low voltage.
8. Volvo: Secondary air jekiseni (AIR) - low voltage.

Tarisa kune yako chaiyo mota kugadzira uye modhi kune rumwe ruzivo rwakadzama nezve dambudziko uye kurudziro yekunetsa P0491.