P2198 O2 Lambar Siginar Sensor Bias / Maɗaukaki (Bankin 2 Sensor 1)

P2198 O2 Lambar Siginar Sensor Bias / Maɗaukaki (Bankin 2 Sensor 1)

Bayanan Bayani na OBD-II

Alamar firikwensin A / F O2 son zuciya / makale a cikin wadataccen yanayin (toshe 2, firikwensin 1)

Mene ne wannan yake nufi?

Wannan lambar ita ce lambar watsawa 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.

A kan wasu motoci kamar Toyota, wannan a zahiri yana nufin firikwensin A / F, firikwensin rabo na iska / mai. A zahiri, waɗannan nau'ikan juzu'in firikwensin oxygen ne.

Tsarin sarrafa wutar lantarki (PCM) yana lura da iskar iskar gas / mai ta amfani da firikwensin oxygen (O2) kuma yana ƙoƙarin kula da yanayin iska / mai na al'ada na 14.7: 1 ta hanyar tsarin mai. Oxygen A / F firikwensin yana ba da karatun ƙarfin lantarki wanda PCM ke amfani da shi. Wannan DTC yana saita lokacin da ƙimar iska / man da PCM ke karantawa yana da wadata (mai yawa a cikin cakuda) kuma yana karkacewa sosai daga 14.7: 1 wanda PCM ba zai iya gyara shi ba.

Wannan lambar musamman tana nufin firikwensin da ke tsakanin injin da na'ura mai canzawa (ba wanda ke bayansa ba). Banki #2 shine gefen injin da bashi da silinda #1.

Lura: Wannan DTC yayi kama da P2195, P2196, P2197. Idan kuna da DTC da yawa, koyaushe ku gyara su a cikin tsarin da suka bayyana.

da bayyanar cututtuka

Don wannan DTC, Lambar Alamar Rashin Aiki (MIL) zata haskaka. Za a iya samun wasu alamomi, kamar ƙara yawan amfani da mai.

dalilai

Dalili mai yiwuwa na lambar P2198 sun haɗa da:

• Rashin isashshen oxygen (O2) firikwensin ko rabo A / F ko firikwensin firikwensin
• Buɗewa ko gajarta kewaye a cikin kewayon firikwensin O2 (wayoyi, kayan doki)
• Matsalar mai ko matsalar injector mai
• PCM mara lahani
• Shigar da iska ko ɓarna a cikin injin
• Injectors na man fetur mara kyau
• Matsin man fetur yayi yawa ko yayi kasa sosai
• Leak / rashin aiki na tsarin PCV
• A / F firikwensin relay m
• Rashin aiki na firikwensin MAF
• Kuskuren ECT firikwensin
• Ƙuntataccen shigar iska
• Matsin man yayi yawa
• Matsalar firikwensin man fetur
• Matsalar mai sarrafa matsin man fetur
• Lura cewa ga wasu motocin da aka canza, wannan lambar na iya haifar da canje -canje (misali tsarin shaye -shaye, da yawa, da sauransu).

Matakan bincike da hanyoyin magance su

Yi amfani da kayan aikin sikan don samun karatun firikwensin da kuma kula da ƙimar datti mai ɗan gajere da dogon lokaci da O2 firikwensin ko ragin ragin mai na iska. Hakanan, duba bayanan firam ɗin daskarewa don ganin yanayin yayin saita lambar. Wannan yakamata ya taimaka sanin ko O2 AF firikwensin yana aiki yadda yakamata. Kwatanta da ƙimar masana'antun.

Idan ba ku da damar yin amfani da kayan aikin sikirin, zaku iya amfani da multimeter kuma duba fil a kan haɗin haɗin haɗin firikwensin O2. Bincika gajeru zuwa ƙasa, gajarta zuwa iko, kewaye mai buɗewa, da dai sauransu Kwatanta aikin zuwa ƙayyadaddun masana'anta.

Duba ido da wayoyin hannu da masu haɗin kai da ke kaiwa ga firikwensin, bincika masu haɗawa da sako -sako, ƙyallen waya / scuffs, narkakken wayoyi, da sauransu Gyara yadda ya cancanta.

Duba a hankali duba layin injin. Hakanan zaka iya bincika ɓarna ta injin ta amfani da iskar gas ko injin tsabtace carburetor tare da bututu tare da injin yana aiki, idan rpm ya canza, wataƙila kun sami malala. Yi taka tsantsan lokacin yin wannan kuma ajiye kayan kashe wuta da hannu idan wani abu ya ɓace. Idan an ƙaddara matsalar ta zama ruwan ɓarna, zai zama mai hankali don maye gurbin duk lamuran injin idan suka tsufa, suka zama masu rauni, da sauransu.

Yi amfani da mitar volt ohm (DVOM) don bincika idan wasu firikwensin da aka ambata suna aiki da kyau, kamar MAF, IAT.

Yi gwajin matsin lamba na man fetur, duba karatun akan ƙayyadaddun masana'anta.

Idan kuna cikin tsauraran kasafin kuɗi kuma kuna da injin da ke da banki fiye da ɗaya kuma matsalar tana banki ɗaya ne kawai, zaku iya musanya ma'auni daga banki ɗaya zuwa wani, share lambar, ku duba ko ana girmama lambar. zuwa wancan gefe. Wannan yana nuna cewa firikwensin / hita kanta ba daidai bane.

Duba Sabis na Sabis na Sabis na Sabis (TSB) don abin hawa, a wasu lokuta ana iya daidaita PCM don gyara wannan (kodayake wannan ba mafita ce ta kowa ba). TSBs na iya buƙatar maye gurbin firikwensin.

Lokacin maye gurbin firikwensin oxygen / AF, tabbatar da amfani da masu inganci. A lokuta da yawa, firikwensin na ɓangare na uku yana da ƙarancin inganci kuma basa aiki kamar yadda aka zata. Muna ba da shawarar ƙwarai da cewa kayi amfani da musanya mai ƙera kayan aikin asali.

Tattaunawar DTC mai dangantaka

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Kuna buƙatar ƙarin taimako tare da lambar ku ta p2198?

Idan har yanzu kuna buƙatar taimako tare da DTC P2198, 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.