P0412 Secondary cua txhaj tshuaj hloov valve "A" Circuit Court malfunction

P0412 – OBD-II Teeb meem Code Technical Description

Teeb meem code P0412 qhia tau hais tias muaj kev ua txhaum nyob rau hauv nruab nrab cua txhaj tshuaj hloov valve "A" Circuit Court.

Qhov txhaum cai txhais li cas P0412?

Teeb meem code P0412 qhia tau hais tias muaj teeb meem nrog lub tshuab cua thib ob hloov valve "A" Circuit Court. Cov cai no qhia tau hais tias lub cav tswj module (ECM) tau txais luv luv lossis qhib Circuit Court hauv lub twj tso kua mis lossis hloov lub valve los ntawm lub tshuab cua thib ob.

Tej zaum ua rau

Tej yam ua tau rau DTC P0412 yuav suav nrog cov hauv qab no:

• Hloov lub valve "A" puas lawm los yog puas.
• Kev puas tsuaj rau cov hlua hluav taws xob lossis cov khoom sib txuas hauv hluav taws xob txuas txuas lub valve "A" rau lub cav tswj module (ECM).
• luv Circuit Court los yog tawg nyob rau hauv hluav taws xob Circuit Court tshwm sim los ntawm noo noo, oxides los yog lwm yam sab nraud influences.
• Teeb meem nrog lub Cav Tswj Module (ECM), uas yuav tsis raug txhais cov teeb liab los ntawm kev hloov valve "A".
• Lub twj tso kua mis thib ob yog qhov yuam kev, uas yuav ua rau lub valve hloov "A" ua haujlwm tsis zoo.
• Kev ua haujlwm tsis raug ntawm cov sensors cuam tshuam nrog cov khoom siv cua thib ob.

Qhov no tsuas yog cov npe dav dav ntawm qhov ua tau, thiab txhawm rau txiav txim siab qhov laj thawj tiag tiag, koj yuav tsum tau kuaj xyuas lub tsheb siv cov cuab yeej tsim nyog lossis hu rau tus kws kho tsheb tsim nyog.

Cov tsos mob ntawm tus lej yuam kev yog dab tsi? P0412?

Cov tsos mob thaum muaj teeb meem code P0412 tuaj yeem sib txawv nyob ntawm cov yam ntxwv tshwj xeeb thiab kev teeb tsa ntawm lub tsheb, qee cov tsos mob tshwm sim yog:

• Qhov ntsuas "Check Engine" tshwm nyob rau ntawm lub ntsuas ntsuas.
• Deterioration nyob rau hauv engine kev ua tau zoo.
• Tsis ruaj tsis khov cav ua haujlwm ntawm idle.
• Kev siv roj ntau ntxiv.
• Unbalanced engine idle condition (lub cav yuav co los yog idle erratically).
• Nce qib ntawm emissions ntawm teeb meem tshuaj.
• Tej zaum yuav muaj lwm cov lej yuam kev uas cuam tshuam nrog rau cov khoom siv hluav taws xob thib ob lossis cov pa tso pa tawm.

Thov nco ntsoov tias cov tsos mob tshwj xeeb yuav txawv nyob ntawm qhov tsim thiab qauv ntawm lub tsheb, nrog rau cov yam ntxwv thiab qhov xwm txheej ntawm lub tshuab cua tom qab. Yog tias koj pom cov tsos mob ntawm cov tsos mob saum toj no, nws raug nquahu kom koj hu rau tus kws kho tsheb tsim nyog rau kev kuaj mob ntxiv thiab daws qhov teeb meem.

Yuav ua li cas kuaj tau tus lej txhaum P0412?

Txhawm rau kuaj xyuas DTC P0412, cov kauj ruam hauv qab no raug pom zoo:

1. Tshawb xyuas Lub Teeb Tsav Tsheb: Yog tias lub teeb pom kev ntawm Lub Cav Teeb pom kev ntawm koj lub ntsuas hluav taws xob, txuas lub tsheb mus rau lub cuab yeej kuaj mob txhawm rau txiav txim siab txog cov teeb meem tshwj xeeb, suav nrog P0412. Qhov no yuav pab txheeb xyuas cov teeb meem hauv lub tsheb lub tshuab hluav taws xob.
2. Txheeb xyuas qhov nruab nrab cua tshuab: Ua ib qho kev soj ntsuam pom ntawm cov cua nruab nrab, nrog rau cov twj tso kua mis, li qub thiab cov xov hlau txuas. Xyuas lawv rau kev puas tsuaj, corrosion los yog tawg.
3. Txheeb xyuas qhov hluav taws xob Circuit Court: Siv lub tshuab ntsuas ntau los xyuas cov hluav taws xob sib txuas ntawm lub valve "A" rau lub cav tswj module (ECM). Xyuas kom cov xov hlau tsis zoo, tsis muaj corrosion, thiab txuas kom raug.
4. Diagnostics ntawm Secondary Cua Pump: Tshawb xyuas kev ua haujlwm ntawm lub tshuab nqus cua thib ob. Xyuas kom tseeb tias lub twj tso kua mis ua haujlwm kom raug thiab muab lub zog xav tau.
5. Txheeb xyuas qhov hloov pauv huab cua thib ob: Txheeb xyuas qhov xwm txheej thiab kev ua haujlwm ntawm lub tshuab cua hloov pauv hloov pauv hloov pauv. Xyuas kom lub valve qhib thiab kaw kom raug.
6. Ua kev kuaj ECM: Yog tias tag nrho cov ntsiab lus saum toj no pom zoo, qhov teeb meem yuav nyob nrog ECM. Ntsuam xyuas ECM siv cov cuab yeej tshwj xeeb los txiav txim siab nws tus mob.

Yog tias koj tsis muaj cov cuab yeej tsim nyog lossis kev paub dhau los hauv kev kuaj xyuas cov tshuab tsheb, nws raug nquahu kom koj hu rau tus kws kho tsheb tsim nyog lossis lub khw kho tsheb kom kuaj xyuas ntxiv thiab kho.

Kev kuaj mob yuam kev

Thaum kuaj pom DTC P0412, cov teeb meem hauv qab no yuav tshwm sim:

• Kev kuaj mob tsis txaus: Tag nrho cov khoom siv cua hauv nruab nrab, suav nrog cov twj tso kua mis, cov li qub, xaim, thiab ECM, yuav tsum tau tshuaj xyuas kom zoo los txiav txim siab txog cov teeb meem. Kev ploj mus txawm tias ib feem tuaj yeem ua rau tsis tiav lossis tsis raug.
• Misinterpretation ntawm cov ntaub ntawv: Kev txhais lus tsis raug ntawm cov ntaub ntawv tau txais los ntawm kev kuaj mob scanner lossis multimeter tuaj yeem ua rau muaj qhov tsis raug ntawm qhov teeb meem. Nws yog ib qho tsim nyog yuav tsum muaj kev nkag siab txog kev txhais cov ntaub ntawv kom raug thiab sib piv nrog cov txiaj ntsig xav tau.
• Kev sim tsis txaus siab: Kev ntsuas tsis raug tuaj yeem ua rau cov lus xaus tsis raug txog lub xeev ntawm cov khoom siv hauv lub cev. Piv txwv li, yog tias kev sim ua tsis raug lossis siv cov khoom siv tsis raug, cov txiaj ntsig yuav tsis raug.
• Kev tsis saib xyuas lwm yam ua tau: P0412 code yuav qhia tau tias muaj teeb meem nrog lub "A" hloov valve, tab sis tej zaum yuav muaj lwm yam ua rau xws li cov xov hlau puas, tawg, corrosion, lossis teeb meem nrog ECM. Nws yog ib qho tsim nyog yuav tsum coj mus rau hauv tus account txhua yam ua tau thaum ua kev kuaj mob.
• Kev kho tsis raug: Yog tias qhov teeb meem raug kuaj pom tsis raug lossis tsuas yog ib feem raug kho, qhov no yuav ua rau P0412 teeb meem code rov tshwm sim. Nws yog ib qho tseem ceeb los xyuas kom meej tias tag nrho cov teeb meem pom tau raug daws kom raug.

Txhawm rau zam cov kev ua yuam kev no, nws yog ib qho tseem ceeb kom muaj kev nkag siab zoo ntawm cov khoom siv huab cua tom qab, siv cov cuab yeej kuaj xyuas thiab kuaj kom raug, thiab ua kev kuaj mob thiab kho raws li lub tsheb tsim cov lus pom zoo. Yog tias tsim nyog, nws yog qhov zoo dua los tig mus rau cov kws tshaj lij.

Txoj cai txhaum loj npaum li cas? P0412?

Teeb meem code P0412 tsis yog ib qho tseem ceeb rau kev nyab xeeb ntawm kev tsav tsheb, tab sis nws yuav qhia tau tias muaj teeb meem nrog rau lub tshuab cua thib ob uas tuaj yeem ua rau lub cav ua haujlwm tsis zoo thiab ua rau muaj hluav taws xob ntau ntxiv.

Txawm hais tias txoj cai no nws tus kheej tsis ua rau muaj kev phom sij tam sim ntawm txoj kev, nws lub xub ntiag tuaj yeem ua rau muaj qhov tsis zoo xws li kev siv roj ntau ntxiv, nce emissions thiab ntxhib khiav ntawm lub cav. Tsis tas li ntawd, yog tias qhov teeb meem tsis raug kho, nws yuav ua rau muaj kev puas tsuaj ntxiv rau lub tshuab cua tom qab lossis lwm yam khoom siv cav.

Feem ntau, txawm hais tias P0412 teeb meem code tsis yog qhov ceev, kev daws teeb meem yuav tsum tau suav tias yog qhov tseem ceeb los xyuas kom meej lub cav ua haujlwm zoo thiab ua raws li cov qauv ib puag ncig. Nws raug nquahu kom ua qhov kev kuaj mob thiab kho sai li sai tau kom tsis txhob muaj qhov tshwm sim tsis zoo.

Kev kho dab tsi yuav pab tshem tawm cov cai? P0412?

Kev daws teeb meem code P0412 tuaj yeem suav nrog cov kauj ruam hauv qab no:

1. Hloov hloov valve "A": Yog tias qhov kev kuaj mob pom tau tias qhov teeb meem cuam tshuam nrog kev ua haujlwm tsis zoo ntawm lub valve "A" nws tus kheej, ces nws yuav tsum tau hloov nrog lub tshuab ua haujlwm tshiab.
2. Txheeb xyuas thiab hloov cov kab hluav taws xob: Ua tib zoo xyuas ntawm cov hluav taws xob hluav taws xob sib txuas ntawm lub valve "A" rau lub cav tswj module (ECM). Hloov cov xov hlau puas lossis cov khoom sib txuas raws li qhov tsim nyog.
3. Kho lossis hloov lub twj tso kua mis thib ob: Yog tias qhov ua rau ntawm tus lej P0412 muaj feem cuam tshuam nrog kev ua haujlwm tsis zoo ntawm cov twj tso kua mis thib ob, ces nws yuav tsum tau kho lossis hloov nrog chav ua haujlwm.
4. Tshawb xyuas thiab hloov ECM: Muaj tsawg zaus, qhov teeb meem yuav yog vim muaj teeb meem nrog lub cav tswj module (ECM) nws tus kheej. Yog tias lwm cov khoom siv hauv lub cev tsis zoo, ECM yuav tsum tau kho lossis hloov.
5. Kev kuaj mob ntxiv: Tom qab kev kho tiav lawm, nws raug nquahu kom kuaj xyuas kev kuaj mob ntxiv kom ntseeg tau tias lub tshuab cua thib ob ua haujlwm tau zoo thiab tsis muaj lwm yam teeb meem tshwm sim.

Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias txhawm rau daws qhov P0412 code zoo, koj yuav tsum txiav txim siab kom raug qhov ua rau muaj qhov tsis zoo siv kev kuaj mob. Yog tias koj tsis muaj kev paub txog kev kho tsheb, nws raug nquahu kom koj hu rau tus kws kho tsheb tsim nyog lossis lub chaw pabcuam tsheb rau kev kuaj mob thiab kho.

Yuav kho P0412 Cav Code li cas hauv 3 feeb [2 Txoj Kev DIY / Tsuas yog $9.55]

P0412 - Cov ntaub ntawv tshwj xeeb ntawm hom

Teeb meem code P0412 tuaj yeem siv rau ntau hom thiab cov qauv ntawm cov tsheb. Hauv qab no yog qee qhov kev txiav txim siab rau cov hom tsheb tshwj xeeb:

1. BMW: Secondary Air Injection System Switching Valve "A" Circuit Court Malfunction. (Yuav ua yuam kev nyob rau hauv lub Circuit Court ntawm lub thib ob cua mov switching valve "A".)
2. Mercedes Benz: Secondary Air Injection System Switching Valve "A" Circuit Court Malfunction. (Yuav ua yuam kev nyob rau hauv lub Circuit Court ntawm lub thib ob cua mov switching valve "A".)
3. Volkswagen / Audi: Secondary Air Injection System Switching Valve "A" Circuit Court Malfunction. (Yuav ua yuam kev nyob rau hauv lub Circuit Court ntawm lub thib ob cua mov switching valve "A".)
4. Ford: Secondary Air Injection System Switching Valve "A" Circuit Court Malfunction. (Yuav ua yuam kev nyob rau hauv lub Circuit Court ntawm lub thib ob cua mov switching valve "A".)
5. Chevrolet/GMC: Secondary Air Injection System Switching Valve "A" Circuit Court Malfunction. (Yuav ua yuam kev nyob rau hauv lub Circuit Court ntawm lub thib ob cua mov switching valve "A".)
6. Toyota / Lexus: Secondary Air Injection System Switching Valve "A" Circuit Court Malfunction. (Yuav ua yuam kev nyob rau hauv lub Circuit Court ntawm lub thib ob cua mov switching valve "A".)

Cov no tsuas yog qee qhov kev txhais tau ntawm P0412 code rau ntau hom tsheb. Kev txhais lus tseeb thiab kev siv cov lej yuam kev yuav txawv nyob ntawm tus qauv thiab xyoo ntawm lub tsheb tshwj xeeb.