P0491 Kuyenda kosakwanira kwa jekeseni wa mpweya wachiwiri, banki 1

P0491 - OBD-II Mavuto Code Kufotokozera

Kusakwanira kwa njira yachiwiri ya jakisoni ya mpweya (banki 1)

Kodi cholakwika chimatanthauza chiyani P0491?

Dongosolo lachiwiri la jakisoni wa mpweya nthawi zambiri limapezeka pamagalimoto a Audi, BMW, Porsche ndi VW ndipo limalowetsa mpweya wabwino munjira yotulutsa mpweya panthawi yozizira. Izi zimathandiza kuti kuyaka kokwanira kwa mpweya woipa. Code P0491 ikuwonetsa vuto ndi dongosololi, lomwe nthawi zambiri limakhudzana ndi kusakwanira kwa mpweya wachiwiri mu banki #1, pomwe banki #1 ili mbali ya injini yokhala ndi silinda #1. Dongosolo lowongolera limayendetsa pampu ya mpweya ndikuwongolera njira yojambulira mpweya wa vacuum. Ikazindikira kusagwirizana kwa ma voltages a siginecha, PCM imayika code P0491.

Zotheka

Zomwe zimayambitsa nambala ya P0491 zitha kuphatikiza:

1. Vavu yowunika yolakwika pamtundu wa utsi.
2. Fuse yachiwiri yapampu ya mpweya kapena relay ikhoza kukhala yolakwika.
3. Pampu ya mpweya yolakwika.
4. Suction hose ikutha.
5. Kusintha koyipa kwa vacuum control.
6. Kutseka mzere wa vacuum.
7. Kutayikira mu mapaipi/machubu pakati pa mpope wachiwiri wa jakisoni wa mpweya ndi njira yachiwiri kapena yophatikizika ya jakisoni wa mpweya.
8. Sensor yachiwiri ya air pressure ikhoza kukhala yolakwika.
9. Valve yophatikizika yokha ndi yolakwika.
10. Bowo lachiwiri la jakisoni wa mpweya pamutu wa silinda likhoza kutsekedwa ndi ma depositi a kaboni.
11. Mabowo achiwiri a mpweya pamutu wa silinda amatha kutsekeka.
12. Kusakwanira kwa dongosolo lachiwiri la jakisoni wa mpweya kumatha kuyambitsidwa ndi:
    • Vavu yoyang'ana njira imodzi yoyipa pakulowetsa mpweya.
    • Mawaya owonongeka kapena zolumikizira, kapena zolumikizira za sensa.
    • Kukanika kwadongosolo kolakwika.
    • Pampu ya jakisoni yolakwika kapena fuse.
    • Sensa yachiwiri yoyipa ya air pressure.
    • Kutayikira kwakukulu kwa vacuum.
    • Mabowo achiwiri ojambulira mpweya otsekedwa.

Kodi zizindikiro za cholakwika ndi chiyani? P0491?

Khodi yamavuto P0491 nthawi zambiri imatsagana ndi zizindikiro zina, monga:

1. Phokoso la mkokomo kuchokera mu jakisoni wa mpweya (chizindikiro cha kutayikira kwa vacuum).
2. Kuthamanga pang'onopang'ono.
3. Kuyimitsa injini popanda ntchito kapena poyambira.
4. Kukhalapo kotheka kwa ma DTC ena okhudzana ndi dongosolo lachiwiri la jakisoni wa mpweya.
5. Malfunction indicator nyale (MIL) yayatsidwa.

Momwe mungadziwire cholakwika P0491?

Nawa malangizo ozindikira zolakwika P0491:

1. Onani pompa: Onetsetsani kuti injini ndi yozizira kwathunthu. Chotsani payipi yopondereza pampopu kapena valavu yowunikira yochulukirapo. Yambitsani injini ndikuwonetsetsa ngati mpope ikutulutsa mpweya kuchokera mu payipi kapena nsonga yotulukira. Ngati mpweya ukupopa, pitani ku sitepe 4; apo ayi, pitani ku sitepe 2.
2. Lumikizani cholumikizira mawaya amagetsi ku mpope: Ikani ma volts 12 ku mpope pogwiritsa ntchito ma jumper. Ngati mpope ikugwira ntchito, pitani ku sitepe 3; apo ayi, m'malo mpope.
3. Yang'anani kuchuluka kwa magetsi pampopu: Onetsetsani kuti injini ndi yozizira. Yang'anani cholumikizira chapampope kuti muwonetsetse kuti chili ndi ma volts 12 poyang'ana mphamvu yamagetsi pakati pa mapulagi awiri a pulagi. Ngati pali vuto, bwerezani njira zitatu zoyambirira kuti muwonetsetse kuti matendawo ndi olondola. Ngati palibe magetsi, yang'anani ma fuse ndi ma relay.
4. Yang'anani valavu: Onetsetsani kuti injini ndi yozizira kwathunthu. Chotsani payipi yamagetsi kuchokera ku valve yowunikira. Onetsetsani ngati mpweya ukutuluka mu payipi poyambitsa injini. Injini ikatha kwa mphindi imodzi, valavu iyenera kutseka. Ngati itseka, ndiye kuti valve yowunikira ikugwira ntchito bwino. Ngati sichitseka, pitani ku sitepe 5.
5. Onani kusintha kwa vacuum: Izi zidzafuna pampu ya vacuum. Yambitsani injini ndikugwira nsonga ya vacuum check valve. Ngati valavu yatseguka, tulutsani vacuum. Vavu ikatseka, ikugwira ntchito bwino. Apo ayi, vuto likhoza kukhala ndi kusintha kwa vacuum.
6. Onani kuthamanga kwa vacuum: Lumikizani vacuum ku hose yowongolera pa valavu yoyendera. Yambani injini. Onetsetsani kuti pali vacuum yosachepera mainchesi 10 mpaka 15. Apo ayi, matenda owonjezera angafunike kuchotsa zigawo zina za injini.
7. Onani mizere ya vacuum ndikusintha: Pezani chosinthira vacuum pagalimoto yanu. Yang'anani mizere ya vacuum kuti muwone kuwonongeka, ming'alu kapena zolumikizira zotayirira. Ngati mavuto apezeka, sinthani mzerewo.
8. Onani vacuum yochuluka: Chotsani mzere wolowetsa vacuum kuchokera pa switch switch. Lumikizani vacuum gauge ku hose yolowera kuti muwone ngati pali vacuum yochuluka pamene injini ikuyenda.
9. Onani kusintha kwa vacuum control: Ikani vacuum ku vacuum control switch inlet nozzle. Vavu iyenera kutsekedwa ndipo vacuum iyenera kusungidwa. Ikani ma volts 12 pamaterminals awiri a switch switch pogwiritsa ntchito mawaya odumphira. Ngati chosinthira sichikutsegula ndikutulutsa vacuum, sinthani.

Awa ndi malangizo atsatanetsatane owunikira nambala yolakwika ya P0491.

Zolakwa za matenda

Pali zolakwika zingapo zomwe zimango angapange akazindikira nambala yamavuto ya P0491. Nazi zina mwa izo:

1. Kutsata kolakwika kwa matenda: Chimodzi mwa zolakwika zofala kwambiri ndikulephera kutsatira ndondomeko yolondola ya matenda. Mwachitsanzo, makanika atha kuyamba ndikusintha zinthu zina monga pampu yachiwiri yojambulira mpweya popanda kuyang'ana zinthu zosavuta, zotsika mtengo monga ma vacuum hoses kapena masensa.
2. Kukanika kuganizira za chilengedwe: P0491 ikhoza kuyambitsidwa ndi zinthu zosiyanasiyana, monga kutentha kozizira. Makanika akhoza kulumpha mbali iyi ndikuyesera kuti azindikire dongosololo pansi pazifukwa zomwe sizikugwirizana ndi vutolo.
3. Kuwunika kosakwanira kwa vacuum: Popeza vacuum ndi gawo lofunikira panjira yachiwiri ya jakisoni wa mpweya, makinawo ayenera kusamala kuti ayang'ane ma vacuum hoses, ma valve, ndi ma vacuum. Kutuluka kwa vacuum komwe kunaphonya kungakhale chifukwa cha nambala ya P0491.
4. Osaganizira mavuto amagetsi: Khodi ya P0491 imathanso kuyambitsidwa ndi mavuto amagetsi monga mawaya osweka, zolumikizira za dzimbiri, kapena ma relay olakwika. Makanika ayenera kuyang'anitsitsa bwino makina a magetsi asanalowe m'malo mwa zigawo zake.
5. Kusagwiritsa ntchito zida zowunikira: Magalimoto ambiri amakono ali ndi makompyuta omwe angapereke zambiri zokhudza vutoli. Makanika omwe sagwiritsa ntchito zida zowunikira akhoza kuphonya deta yofunikira.
6. Kusalumikizana kokwanira ndi eni ake: Makanikayo sangafunse mafunso okwanira kwa eni galimoto omwe angathandize kudziwa zomwe zidapangitsa kuti apeze nambala ya P0491.
7. Kusintha kwa zigawo popanda kutsimikiziridwa kwa matenda: Ichi ndi chimodzi mwa zolakwika zodula kwambiri. Makanika amatha kusintha zida zake popanda kutsimikiza kuti zikuyambitsa vutoli. Izi zitha kubweretsa ndalama zosafunikira komanso zovuta zosakonzedwa.
8. Zolemba zosakwanira: Kusajambulitsa kosakwanira kwa zotsatira za matenda ndi ntchito zomwe zachitika zingalepheretse kufufuza ndi kukonza galimoto.

Kuti azindikire bwino kachidindo ka P0491, makaniko ayenera kutsatira njira yokhazikika komanso yosasinthika, kuyang'ana zonse zomwe zingatheke ndikugwiritsa ntchito zida zowunikira kuti zitsimikizire kuti matendawa ndi olondola komanso kupewa ndalama zosafunikira zosinthira zinthu zosafunika.

Kodi zolakwika ndizovuta bwanji? P0491?

Khodi yamavuto P0491 nthawi zambiri sivuto lalikulu kapena ladzidzidzi lomwe lingayambitse kuwonongeka kwa magalimoto kapena zovuta zamsewu. Zimagwirizanitsidwa ndi njira yachiwiri ya jekeseni ya mpweya, yomwe imathandizira kuchepetsa mpweya ndikupereka kutentha kwabwino kwamafuta.

Komabe, musanyalanyaze kachidindo kameneka chifukwa kakhoza kubweretsa mavuto ndi zotsatirazi:

1. Kuchuluka kwa mpweya: Kukanika kutsatira miyezo yotulutsa mpweya kumatha kukhudza chilengedwe ndipo kungapangitse kuti galimoto yanu isakwaniritse miyezo yotulutsa mpweya m'dera lanu.
2. Kuchita kwachepa: Ngati njira yachiwiri ya jakisoni ya mpweya siyikuyenda bwino, izi zitha kupangitsa kuti injini isagwire ntchito bwino komanso kuti mafuta asamayende bwino.
3. Mavuto ena omwe angakhalepo: Khodi ya P0491 ikhoza kukhala yokhudzana ndi zovuta zina kapena kuwonongeka, monga kutayikira kwa vacuum kapena zovuta zamagetsi, zomwe, ngati sizinakonzedwe, zingayambitse mavuto akulu.
4. State Check Loss (MIL): Khodi ya P0491 ikatsegulidwa, Kuwala kwa Injini Yoyang'ana (MIL) kumayatsa chida. Khodi iyi ikapitilira, kuwalako kudzakhalabe koyaka mosalekeza ndipo simudzazindikira mavuto ena omwe angawonekere mtsogolo.

Ngakhale kuti P0491 simaganiziridwa kuti ndi vuto ladzidzidzi, tikulimbikitsidwa kuti mukhale ndi makina ozindikira ndikukonza vutolo. Vuto likhoza kukhala laling'ono, koma ndi bwino kupewa kuti lisapitirire kwambiri ndikuonetsetsa kuti galimotoyo ikuyenda bwino.

Kodi kukonza kungathandize kuthetsa code? P0491?

Kuthetsa vuto la P0491 kumatha kusiyanasiyana kutengera chomwe chayambitsa cholakwikacho. Nazi njira zina zokonzetsera:

1. Kusintha pampu ya mpweya: Ngati mpope wa mpweya sukugwira ntchito bwino, uyenera kusinthidwa. Izi nthawi zambiri zimafunika kuchotsa mpope wakale ndikuyika ina.
2. Kuchotsa valavu cheke: Ngati valavu yoyang'ana pazitsulo zowonongeka ndi zolakwika, iyeneranso kusinthidwa.
3. Kusintha kwa vacuum: Ngati chosinthira cha vacuum chomwe chimayang'anira mpweya sichikuyenda bwino, chiyenera kusinthidwa.
4. Kuyang'ana ndi kusintha ma vacuum hoses: Mipaipi ya vacuum imatha kuchucha kapena kuonongeka. Ayenera kufufuzidwa ndipo, ngati kuli kofunikira, kusinthidwa.
5. Kuyang'ana sensa yachiwiri ya air pressure: Sensor yachiwiri ya kuthamanga kwa mpweya ikhoza kukhala yolakwika. Iyenera kufufuzidwa ndikusinthidwa ngati kuli kofunikira.
6. Kuyang'ana mawaya ndi kugwirizana kwamagetsi: Nthawi zina vuto lingakhale lokhudzana ndi kulumikiza magetsi kapena mawaya. Yang'anani ngati zawonongeka kapena dzimbiri ndikuwongolera vuto ngati kuli kofunikira.
7. Kuyeretsa zinyalala: Ngati madoko achiwiri a jakisoni wa mpweya atsekedwa ndi ma depositi a kaboni, amatha kutsukidwa kuti abwezeretse ntchito yabwinobwino.

Kukonza kuyenera kuchitidwa ndi makaniko oyenerera chifukwa kuzindikira ndi kukonza mavuto ndi dongosolo lachiwiri la jakisoni wa mpweya kungafune zida zapadera ndi chidziwitso. Mukamaliza kukonza, muyeneranso kuchotsa nambala yolakwika ya P0491 ndikuyesa kuti muwonetsetse kuti vutoli lathetsedwa bwino.

Kodi P0491 Engine Code ndi chiyani [Quick Guide]

P0491 - Zambiri zokhudzana ndi mtundu

Code P0491 ikhoza kuchitika pamitundu yosiyanasiyana yamagalimoto, ndipo apa pali tanthauzo lake la ena mwa iwo:

1. Audi, Volkswagen (VW): Pampu yachiwiri ya mpweya, banki 1 - magetsi otsika.
2. Bmw: Pampu yachiwiri ya mpweya, banki 1 - magetsi otsika.
3. Porsche: Pampu yachiwiri ya mpweya, banki 1 - magetsi otsika.
4. Chevrolet, GMC, Cadillac: Njira yachiwiri ya jakisoni wa mpweya, banki 1 - magetsi otsika.
5. Ford: Jekeseni yachiwiri ya mpweya (AIR) - voteji yotsika.
6. Mercedes-Benz: Pampu yachiwiri ya mpweya, banki 1 - magetsi otsika.
7. Subaru: Jekeseni yachiwiri ya mpweya (AIR) - voteji yotsika.
8. Volvo: Jekeseni yachiwiri ya mpweya (AIR) - voteji yotsika.

Onaninso kupanga ndi mtundu wagalimoto yanu kuti mumve zambiri zavutoli komanso malingaliro azovuta za P0491.