P0174 Sistemụ dabere (Bank 2)

P0174 Sistemụ dabere (Bank 2)

Nka na ụzụ nkọwa

Usoro a dara ogbenye (ụlọ akụ 2)

Kedu ihe nke a pụtara?

Koodu Nsogbu Nsogbu a (DTC) bụ koodu nnyefe ọnụọgụ, nke pụtara na ọ na-emetụta ụgbọ ala ejiri OBD-II kwadebere. Ụdị ụgbọ ala emetụtara gụnyere, mana ọnweghị oke, Ford, Lexus, Chevy, BMW, Toyota, Jaguar, Acura, Volvo, Nissan, wdg. Ọ bụ ezie na usoro izugbe, usoro nrụzi akọwapụtara nwere ike ịdị iche site n'ụdị / ụdị / injin. N'ụzọ na -emegide onwe ya, koodu a yiri ka ọ na -adịkarị n'ụgbọ ala Ford na Chevy.

Ụgbọ ala ọ bụla nwere PCM ma ọ bụ ECM (Powertrain/Module Control Engine). N'ezie, ọ bụ "ụbụrụ" ma ọ bụ isi kọmputa nke ụgbọ ala ahụ, ọrụ ya bụ nyochaa ọgụgụ dị iche iche nke sensọ ma jiri ozi a rụọ ọrụ engine n'ụzọ kachasị mma n'okpuru ọnọdụ dị ugbu a.

N'ụzọ bụ isi, koodu P0174 a pụtara na ụlọ akụ 2 upstream oxygen sensọ na-akọ dabere (oke oxygen na iyuzucha). Na engines V6/V8/V10/V12, ụlọ akụ 2 bụ akụkụ nke engine nke na-enweghị cylinder #1.

Igwe ahụ na-eji ihe a na-akpọ O2 ma ọ bụ ihe mmetụta oxygen na mmiri ikuku ikuku iji chọpụta oke ikuku na ikuku ikuku na-ahapụ engine. PCM (ma ọ bụ ECM) na-eji ozi a chọpụta ole mmanụ a ga-esi na-agbanye site na injectors mmanụ ọkụ ọtụtụ ugboro kwa nkeji. The ezigbo ikuku: mmanụ ụgbọala ruru bụ 14.7: 1 PCM nwere ike ịgbanwe ego nke mmanụ ụgbọala site n'ịgbakwụnye ọzọ mmanụ ụgbọala ma ọ bụ na-ewepụ mmanụ ụgbọala ka engine na-arụ ọrụ nke ọma na na obere umu anwuru.

Ọ bụrụ na ihe mmetụta O2 na -agwa PCM site n'ịgụ na oke ikuku dị na iyuzucha, PCM na -akwụ ụgwọ site n'ịgbakwunye mmanụ. N'okwu a, ọ na -agbakwunye mmanụ ọkụ na ụlọ akụ 2. PCM ga -agbanwe naanị mmanụ ole ọ ga -agbanye ruo ebe ụfọdụ na mbọ iji bute ikuku a: oke mmanụ ọkụ ka o kwere mee kacha mma. Mgbe PCM rutere oke ya maka ego mmanụ ọ ga -etinye mana ihu (n'ihu) ihe mmetụta ikuku oxygen sitere na ụlọ akụ 2 ka na -achọpụta ngwakọta dị nro, PCM ga -aga n'ihu na -enye iwu karịa mmanụ ụlọ akụ 2 nkịtị wee mee koodu a. Na MIL (oriọna na -egosi malfunction) na -abịa.

Igwe nyocha na -egosi koodu P0174:

Agbanyeghị, ugbu a enwere isi okwu na -atọ ụtọ. Enwere ike ịtọ koodu a n'ihi na PCM chere na ọ na -ezigakwu mmanụ n'ụlọ akụ 2 injectors, mana ha anaghị eji mmanụ ọzọ eme ihe. N'ikwu ya n'ụzọ ọzọ, enwere ike ịtọ koodu a n'ihi nsogbu mmanụ mmanụ. E depụtara ihe ndị ọzọ nwere ike kpatara koodu a ma emechaa n'isiokwu a.

Rịba ama. DTC a yiri P0171, nke bụ koodu dị mfe maka ụlọ akụ 1, n'eziokwu, ụgbọ ala gị nwere ike igosi koodu abụọ n'otu oge. N'ihe gbasara ụfọdụ Ford (dịka 4.6L ma ọ bụ 5.4L V8) ọ na -ahụkarị P0171 na P0174 n'otu oge.

ihe mgbaàmà

O yikarịrị ka ị gaghị achọpụta nsogbu ọ bụla na -amị amị n'ihi koodu P0174, n'agbanyeghị na enwere ike ịnwe mgbaàmà dịka:

• enweghị ike
• ụba mmanụ ọkụ
• detonation (spon detonation)
• na -ama jijiji / na -awụlikwa elu

ihe

Koodu P0174 nwere ike ịpụta na otu ma ọ bụ karịa n'ime ihe ndị a emela:

• Nnukwu ikuku ikuku (MAF) ruru unyi ma ọ bụ nwee nkwarụ (ọ bụrụ na akwadoro ya). Rịba ama. Iji ihe nzacha ikuku "mmanụ" nwere ike bute nsị nke MAF ma ọ bụrụ na ete mmanụ dị oke mmanu. Enwekwara nsogbu na ụfọdụ ụgbọ ala nke ihe mmetụta MAF na -awụpụ ihe mkpuchi silicone ejiri chekwaa sekit ahụ.
• Oghere oghere nwere ike ịdaba na mgbada nke ihe mmetụta MAF.
• Nsogbu mmanụ (ụgbọ okporo ígwè / nozzles / pump / regulator)

Ihe ngwọta nwere ike ime

Ọ bụrụ na ị zutere koodu a, echela na ihe mmetụta O2 ezughị oke ma buru ụzọ dochie ya! Biko mee nchoputa ziri ezi tupu ịzụta akụkụ. Nchọpụta nrịgo nke ziri ezi ga-emecha chekwaa gị ego, ị ga-amụtakwa ihe ọhụrụ.

Anyị enweghị ike ịkọwapụta usoro akọwapụtara maka ịrụzi ụgbọ ala n'ihi na ha nwere ike ịdị iche dabere na afọ nrụpụta, mee, ụdị na injin nke ụgbọ ala gị. Agbanyeghị, anyị na -enye ụfọdụ ozi nyocha ọhaneze nke ga -atụ anya inyere gị aka dozie koodu P0174 opekempe gị.

Ngwọta enwere ike ịgụnye:

• N'ọtụtụ ọnọdụ, nhicha dị mfe nke ihe mmetụta MAF na -enyere aka. Ọ bụrụ na ịchọrọ enyemaka, rụtụ aka na akwụkwọ ntuziaka ọrụ maka ọnọdụ ya. Achọpụtara m na ọ kacha mma iwepụ ya wee fesa ya ihe nhicha eletriki ma ọ bụ ihe nhicha breeki. Jide n'aka na ị kpachara anya ka ị ghara imebi ihe mmetụta MAF ma hụ na ọ kpọrọ nkụ tupu etinyegharị ya.
• Nyochaa oghere oghere na PCV niile wee dochie ma ọ bụrụ na ọ dị mkpa.
• Lelee ma nyo mmanụ mmanụ adịghị ncha ma ọ bụrụ na nrụgide mmanụ ọkụ ziri ezi.

Njikọ dị na mpụga

Lee ụfọdụ njikọ ị nwere ike ịhụ na -enye aka:

• Ozi Koodu Ford F150 P0171 / P0174
• EasyAutoDiagnostics Ford 171/174

Mkparịta ụka DTC ndị metụtara ya

• 1999 Chevy Silverado коды P0327, P0171 na P0174Ọ dị mma ụmụ okorobịa, alaghachila m na otu nsogbu ahụ. Nke a bụ ihe m na -eme kemgbe Ọgọst 2008. Emechiela m ihe mmetụta MAF, ihe ikuku ikuku, ihe na -akụ aka, mgbapụta mmanụ, eriri igwe, onye na -agbanwe ọkụ ugbu a, ihe nzacha mmanụ, okpu onye nkesa na rotor. Mana echere m na m ka nwere koodu ndị a n'usoro P0327, P0171 na P0174. Ana m aga ... 
• Koodu Ford F-1997 nke 150 P0171 & P0174Enwere m Ford F-150, 4.2L, V6, nke nwere ihe dịka kilomita 141,000. Agbanwere m ihe nkwụnye ọkụ na wires n'ihi na emebeghị ya otu afọ na ọkara, gwongworo ahụ wee malite ịda mba. Mgbe ọ dochiri nkwụnye ọkụ, ọ rụsiri ọrụ ike. Ọ na -agba mbọ ịkwụsị na -acha ọbara ọbara ma ọ bụrụ na m ... 
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• P0171 na P0174 wee P0300 2000 Isuzu RodeoDaysbọchị abụọ gara aga enwere m P2 na P0171 na gwongworo ahụ kwụsịrị ịrụ ọrụ na -ejighị n'aka maka nzaghachi ngwangwa. Ejiri m nyocha ikuku ikuku si na nzacha ikuku wee hichaa MAF ya na onye nhicha kọntaktị. M sachara koodu wee gbaa ọsọ maka ụbọchị ọzọ, koodu ahụ alọghachighị, mana injin ya anaghị arụ ọrụ nke ọma. Taa… 
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Achọrọ enyemaka ọzọ na koodu p0174?

Ọ bụrụ na ị ka chọrọ enyemaka na DTC P0174, biputere ajụjụ n'ime ihe dị n'okpuru akụkọ a.

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