P021B Silinda 8 lokacin allura
Abubuwa
P021B Silinda 8 lokacin allura
Bayanan Bayani na OBD-II
Silinda allura 8
Mene ne wannan yake nufi?
Wannan Lambar Matsalar Bincike (DTC) lambar watsawa ce gaba ɗaya, wanda ke nufin ya shafi yawancin motocin OBD-II, ciki har da amma ba'a iyakance ga VW Volkswagen, Dodge, Ram, Kia, Chevrolet, GMC, Jaguar, Ford, Jeep, Chrysler , Nissan, da sauransu Duk da yanayi na gaba ɗaya, ainihin matakan gyara na iya bambanta dangane da yin / ƙirar.
Lambar da aka adana P021B tana nufin tsarin sarrafa wutar lantarki (PCM) ya gano ɓarna a cikin da'irar lokacin allura don takamaiman injin silinda. A wannan yanayin, muna magana ne game da silinda na takwas. Tuntuɓi tushen bayanan abin hawa abin dogaro don gano ainihin wurin silinda na takwas na abin hawa inda aka adana P021B.
A cikin gogewa na, lambar P021B an adana ta musamman a cikin motocin sanye take da injin dizal. Tsabtaccen konewa na yau (allurar kai tsaye) injunan diesel na buƙatar matsanancin matsin mai.
Saboda wannan matsanancin matsin lamba, ƙwararrun ma'aikata ne kawai yakamata suyi ƙoƙarin ganowa ko gyara tsarin mai na matsin lamba.
Lokacin da ake amfani da injectors na famfo, ana yin amfani da fam ɗin allurar ta sarkar lokacin injin kuma ana daidaita shi gwargwadon matsayin crankshaft da camshaft. A duk lokacin da injin murƙushewa da camshaft na injin ya kai wani matsayi, famfon allura yana ba da bugun jini; wanda ya haifar da matsi mai yawa (har zuwa 35,000 psi).
Ana aiki da tsarin allurar kai tsaye ta Rail ta hanyar amfani da layin dogo mai ƙarfi na yau da kullun da keɓaɓɓun keɓaɓɓun keɓaɓɓu don kowane silinda. A cikin wannan nau'in aikace-aikacen, ana amfani da PCM ko mai sarrafa allurar dizal don sarrafa lokacin masu allurar.
Canje -canje a cikin lokacin bawul da / ko lokacin ƙwanƙwasa faɗakar da PCM don rashin daidaituwa a wasu wuraren allurar silinda kuma buƙatar lambar P021B da aka adana. Wasu ababen hawa na iya buƙatar Haɗakar Ƙarar Ƙarar Ƙararrawa da yawa don adana irin wannan lambar kuma haskaka Fitilar Mai nuna rashin aiki.
Lambobin lokacin allura masu alaƙa sun haɗa da silinda 1 zuwa 12: P020A, P020B, P020C, P020D, P020E, P020F, P021A, P021B, P021C, P021D, P021E, da P021F.
Ƙarfin lamba da alamu
Duk ƙa'idodin da suka danganci babban tsarin allurar man fetur dole ne a yi la'akari da tsauri da magance su cikin gaggawa.
Alamomin lambar injin P021B na iya haɗawa da:
- Rashin wutar injin, sagging ko tuntuɓe
- Ƙarfin wutar lantarki bai cika ba
- Dalilan ƙanshin dizal.
- Rage ingancin man fetur
dalilai
Abubuwan da ke iya haifar da wannan lambar P021B sun haɗa da:
- Ingantaccen allurar mai
- Buɗe ko gajeriyar kewaya na wayoyi da / ko masu haɗawa a cikin da'irar sarrafa man injector
- Bad injector
- Matsalar kayan aikin injin lokaci
- Rashin aiki na crankshaft ko firikwensin matsayin camshaft (ko kewaye)
Hanyoyin bincike da gyara
Zan buƙaci na'urar bincike, volt / ohmmeter na dijital (DVOM) da kuma amintaccen tushen bayanin abin hawa don tantance lambar P021B.
Fara ta hanyar duba abubuwan gani na tsarin matatun mai na matsin lamba da kayan haɗin wayoyi. Nemo alamun fashewar mai da lalacewar wayoyi ko masu haɗawa.
Duba Takaddun Sabis na Fasaha (TSB) wanda ya shafi abin hawa, alamu da lambobin / lambobi. Idan an sami irin wannan TSB, zai ba da bayani mai amfani sosai don bincikar wannan lambar.
Yanzu zan haɗa na'urar daukar hotan takardu zuwa tashar binciken mota kuma in sami duk DTC da aka adana da daskare bayanai. Ina so in rubuta wannan bayanin saboda yana iya taimakawa yayin ganewar asali. Daga nan zan share lambobin kuma in gwada fitar da motar don ganin ko an share lambar. Idan an adana firikwensin crankshaft da / ko lambobin firikwensin matsayin camshaft, bincika da gyara su kafin yunƙurin tantance lambar lokacin injector.
Idan an sake saita lambar:
Idan abin hawa da ake tambaya yana sanye da tsarin allura na gama gari, yi amfani da DVOM da tushen bayanin abin hawa don duba solenoid mai injector na Silinda daban-daban. Duk wani bangaren da bai dace da ƙayyadaddun masana'anta ba dole ne a maye gurbinsa kafin a ci gaba. Bayan gyara/maye gurbin sassan da ake tuhuma, share duk wasu lambobin da ƙila an adana su yayin gwaji kuma gwada motar har sai PCM ya shiga Yanayin Shirye ko kuma an share lambar. Idan PCM ya shiga cikin shirye-shiryen yanayin, to gyara ya yi nasara. Idan an sake saita lambar, zamu iya ɗauka cewa matsalar tana nan.
Idan injector solenoid yana cikin ƙayyadaddun bayanai, cire haɗin mai sarrafawa kuma yi amfani da DVOM don gwada da'irar tsarin don ɗan gajeren lokaci ko buɗewa. Gyara ko maye gurbin da'irar tsarin da ba ta dace da ƙayyadaddun masana'anta ba dangane da pinout ɗin da ke cikin tushen bayanan abin hawan ku.
Injector mai aiki da rashin aiki kusan koyaushe ana iya danganta shi da gazawar ɓangaren lokacin injin ko wani ɓarna daga babban tsarin mai.
- P021B yakamata kawai ƙwararren masanin fasaha ya gwada shi saboda matsanancin matsin lamba na mai.
- Ƙayyade wace irin babban matsin man fetur da aka sanye take da abin hawa kafin fara bincike.
Tattaunawar DTC mai dangantaka
- A halin yanzu babu batutuwa masu alaƙa a cikin dandalin mu. Sanya sabon taken akan dandalin yanzu.
Kuna buƙatar ƙarin taimako tare da lambar p021b ɗin ku?
Idan har yanzu kuna buƙatar taimako tare da DTC P021B, 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.
