U0170 Ukuxhumana Okulahlekile Ngenzwa Uhlelo Lokuzibamba
Amakhodi wephutha we-OBD2

U0170 Ukuxhumana Okulahlekile Ngenzwa Uhlelo Lokuzibamba

U0170 Ukuxhumana Okulahlekile Ngenzwa Uhlelo Lokuzibamba

Idatha ye-OBD-II DTC

Ukuxhumana Okulahlekile Ngenzwa Yokuvimbela A

Kusho ukuthini lokhu?

Le yikhodi yenkinga yokuxilongwa yohlelo lokuxhumana ejwayelekile esebenza kokuningi nokwenziwa kwezimoto ze-OBD-II.

Le khodi isho ukuthi i-Restraint System Sensor A (RSS-A) namanye amamojula wokulawula emotweni axhumani. Izifunda ezijwayele ukusetshenziswa kakhulu kwezokuxhumana zaziwa ngokuthi yi-Controller Area Bus communication, noma nje ibhasi le-CAN.

Ngaphandle kwaleli bhasi le-CAN, amamojula wokulawula awakwazi ukuxhumana futhi ithuluzi lakho lokuskena lingahle lingalutholi ulwazi oluvela emotweni, kuya ngokuthi isiphi isifunda esibandakanyekayo.

Inzwa yokuvimbela a imvamisa itholakala ngemuva kwedeshibhodi, imvamisa maphakathi nendawo yemoto. Ithola imininingwane yokufaka evela ezinzwa ezahlukahlukene, ezinye zazo zixhunywe kuyo ngqo, iningi lazo lidluliselwa ngohlelo lokuxhumana ngamabhasi. Okubaluleke kakhulu kulokhu okufakwayo kwenzwa yizinzwa zokushayisana noma ukushayisana. Lokhu okufakwayo kuvumela imodyuli ukuthi inqume ukuthi kwenzeka nini ukushayisana noma lapho imoto imana yehlisa ijubane ngokushesha. Umehluko phakathi kwalezi ezimbili ukuthi i-RCM ayikwazi ukuthatha zinyathelo, ingavula abantu abazibophezela ngamabhande esihlalo, noma ivule abantu abazenzela ngaphambi kwabo kanye nemigoqo yokuvimbela / ama-airbags.

Izinyathelo zokuxazulula inkinga zingahluka ngokuya ngomenzi, uhlobo lohlelo lokuxhumana, inani lezintambo, nemibala yezintambo ezisohlelweni lokuxhumana.

Ukuqina kwekhodi nezimpawu

Ubunzima kuleli cala buhlale bubucayi ngenxa yezinkinga zokuphepha ezivela ohlelweni lokulawula imingcele engasebenzi. Ukuphepha kuwukukhathazeka kwanoma ubani uma usebenzisa lawa masistimu ngoba angaqhubeka nokusebenza ngisho nalapho izibani ezixwayisayo zikhanya. UHLALE uphathe lezi zinhlelo njengokungathi zingasebenza noma nini.

Izimpawu zekhodi ye-U0170 zingafaka:

  • Isibani se-Airbag sivuliwe noma siyakhanya

izizathu

Imvamisa isizathu sokufaka le khodi sithi:

  • Vula kusifunda se-CAN +
  • Vula ebhasini le-CAN - isekethe kagesi
  • Isifunda esifushane sokufaka amandla kunoma yisiphi isifunda sebhasi le-CAN
  • Mfushane kuya phansi kunoma yisiphi isifunda sebhasi le-CAN
  • Awekho amandla noma isisekelo kumodyuli ye-RSS-A
  • Akuvamile - imojula yokulawula inephutha

Izinqubo zokuxilonga nokulungisa

Iphuzu elihle lokuqala ngaso sonke isikhathi ukuhlola ama-bulletins ezinsizakalo zobuchwepheshe (i-TSB) yemoto yakho ethile. Inkinga yakho ingaba inkinga eyaziwa ngesilungisi esikhishwe ngumkhiqizi futhi ingakongela isikhathi nemali ngenkathi uxazulula inkinga.

Okokuqala, funa amanye ama-DTC. Uma okunye kwalokhu ukuxhumana kwebhasi noma ibhethri / ukuthungela okuhlobene, kuxilonge kuqala. I-Misdiagnosis iyaziwa ukuthi kungenzeka uma uthola ikhodi ye-U0170 ngaphambi kokuthi noma yimaphi amakhodi amakhulu ahlolwe ngokuphelele futhi enqatshelwe.

Uma ithuluzi lakho lokuskena lingafinyelela amakhodi ezinkinga futhi okuwukuphela kwekhodi oyithola kwamanye amamojula ngu-U0170, zama ukufinyelela Inzwa Yesistimu Yokuvimbela A (RSS-A). Uma ukwazi ukufinyelela amakhodi asuka ku-RSS-A, khona-ke ikhodi ethi U0170 iphakathi noma iyikhodi yememori. Uma i-RSS-A ingafinyeleleki, ikhodi ethi U0170 esethwe amanye amamojula iyasebenza futhi inkinga isivele ikhona.

Ukwehluleka okuvame kakhulu ukwehluleka kwesekethe okuholela ekulahlekelweni kwamandla noma inhlabathi kunzwa yesistimu yokuvimbela a.

Bheka wonke amafuyuzi ahambisa imodyuli ye-RSS-A kule moto. Bheka zonke izizathu ze-RSS-A. Thola izindawo zokumisa phansi emotweni bese uqinisekisa ukuthi lokhu kuxhumana kuhlanzekile futhi kuphephile. Uma kunesidingo, zisuse, thatha ibhulashi elincane le-wire bristle nesisombululo sesoda / samanzi bese uhlanza ngasinye, kokubili isixhumi nendawo lapho sixhuma khona.

Uma kukhona ukulungiswa okwenziwe, sula ama-DTCs kwimemori bese ubona ukuthi u-U0170 uyabuya noma ungaxhumana nemodyuli ye-RSS-A. Uma kungekho khodi ebuyiswayo noma ukuxhumana kubuyisiwe, inkinga kungenzeka ibe yinkinga yefuse / yokuxhuma.

NGAPHAMBI KOKUKHIPHA I-RSS-A IZINXIBELELWANO, QINISEKISA UKUTHI UHLELO LUYAVALWA NGENQUBO YOMKhiqizi! Ngaphandle kwalokho, UMONAKALO ONGENZEKA EMOTWENI NOMA UKULIMALA KOMUNTU NGENXA YOKUQASHWA OKUNGALINDELEKILE KWESIKHWAMA SOMOYA. FUTHI, AMA-AIRBAG AYAQEDWA NGESIKHATHI SOKUHLOLWA OKULANDELAYO NJENGESILINGANISO SOKUGCINA SOKUPHEPHA!

Uma ikhodi ibuya, funa ukuxhumana kokuxhumana kwebhasi le-CAN emotweni yakho, ikakhulukazi isixhumi se-RSS-A, esivame ukutholakala ngemuva kwedeshibhodi. Nqamula intambo yebhethri engeyinhle ngaphambi kokunqamula isixhumi kwimodyuli ye-RSS-A. Uma usutholakele, hlola ngokubonakalayo izixhumi nezintambo. Bheka imihuzuko, izikhafu, izintambo eziveziwe, amamaki okushisa, noma ipulasitiki ebunjiwe.

Nqamula izixhumi futhi uhlole ngokucophelela amatheminali (izingxenye zensimbi) ngaphakathi kwezixhumi. Bona ukuthi zibukeka zishisiwe noma zinombala oluhlaza okhombisa ukugqwala. Uma udinga ukuhlanza ama-terminals, sebenzisa i-electric contact cleaner kanye ne-plastic bristle brush. Vumela ukomisa nokufaka igrisi kagesi lapho amatheminali ethinta khona.

Yenza lokhu kuhlola okumbalwa kagesi ngaphambi kokuxhuma kabusha izixhumi ku-RSS-A. Uzodinga ukufinyelela ku-digital volt/ohmmeter (DVOM). Qiniseka ukuthi i-RSS-A inamandla nendawo. Finyelela kumdwebo wezintambo futhi unqume ukuthi amandla amakhulu nezizathu zifaka kuphi i-RSS-A. Ngaphambi kokuqhubeka, xhuma kabusha ibhethri ne-RSS-A isanqanyuliwe. Xhuma umthofu obomvu we-voltmeter yakho ku-B+ (i-voltage yebhethri) ngayinye efakwe kusixhumi se-RSS-A, kanye nomthofu omnyama we-voltmeter yakho endaweni enhle (uma ungaqiniseki, i-negative yebhethri ihlala isebenza). Kufanele ubone ukufundwa kwe-voltage yebhethri. Qiniseka ukuthi unesizathu esihle. Xhuma umthofu obomvu we-voltmeter kuphozithivu yebhethri (B+) kanye nomthofu omnyama kusekethe ngayinye yaphansi. Nakulokhu futhi, kufanele ubone i-voltage yebhethri njalo uma uxhuma. Uma kungenjalo, lungisa amandla noma isekethe yaphansi.

Ngaphambi kokuqhubeka, hlola umdwebo wiring bese uhlola ukuthi unayo yini eyodwa noma zombili izifunda zokuxhumana ezihlukile ku-RCM; Yenza amasheke asebenza kumasekethe emotweni yakho.

Bese uhlola izifunda ezimbili zokuxhumana. Thola i-CAN C+ (noma i-HSCAN+) kanye ne-CAN C- (noma i-HSCAN - isekethe). Ngentambo emnyama ye-voltmeter exhunywe endaweni ekahle, xhuma intambo ebomvu ku-CAN C+. Uma ukhiye uvuliwe futhi injini icishiwe, kufanele ubone cishe ama-volts angu-2.6 anokuguquguquka okuncane. Bese uxhuma intambo ebomvu ye-voltmeter kusekethe ye-CAN C-. Kufanele ubone cishe ama-volts angu-2.4 ngokuguquguquka okuncane. Abanye abakhiqizi bakhombisa i-CAN C- cishe i-5V kanye nokhiye ozungezayo lapho injini icishiwe. Hlola imininingwane yomkhiqizi wakho.

Bese ubheka ezinye izifunda ezimbili zokuxhumana. Thola i-CAN B+ (noma isekethe ye-MSCAN +) kanye ne-CAN B- (noma isekethe ye-MSCAN). Ngentambo emnyama ye-voltmeter exhunywe endaweni ekahle, xhuma intambo ebomvu ku-CAN B+. Uma ukhiye uvuliwe futhi injini icishiwe, kufanele ubone i-voltage engaba ngu-0.5 volts enokuguquguquka okuncane. Bese uxhuma umthofu obomvu we-voltmeter kusekethe ye-CAN B. Kufanele ubone cishe ama-volts angu-4.4 ngokuguquguquka okuncane.

Uma zonke izivivinyo zidlula futhi ukuxhumana kungenakwenzeka, noma awukwazanga ukusula i-DTC U0170, into kuphela ongayenza ukufuna usizo kuchwepheshe oqeqeshiwe wezimoto, njengoba lokhu kuzobonisa ukwehluleka kwe-RSS-A. . Iningi lalawa ma-RSS-A kufanele ahlelwe noma alinganiswe ukuze alingane kahle emotweni.

Izingxoxo ezihlobene ze-DTC

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Udinga usizo olwengeziwe ngekhodi ye-U0170?

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