P0157 O2 Sensor Circuit Court Tsawg Voltage (Sensor 2, Bank XNUMX)

P0157 – OBD-II Teeb meem Code Technical Description

Teeb meem code P0157 qhia txog qhov tsis tshua muaj hluav taws xob hauv cov pa oxygen sensor Circuit Court (sensor 2, bank 2).

Qhov txhaum cai txhais li cas P0157?

Teeb meem code P0157 qhia txog teeb meem nrog Oxygen Sensor ntawm circuit 2, bank 2, ntawm qhov thib ob oxygen sensor tom qab lub catalytic converter. Txoj cai no txhais tau hais tias lub cav tswj module (ECM) tau kuaj pom tias qhov hluav taws xob ntawm cov pa oxygen sensor Circuit Court ntawm lub tog raj kheej thib ob yog tsawg dhau.

Tej zaum ua rau

Ua tau ntawm DTC P0157:

1. Cov pa oxygen tsis zoo: Cov pa oxygen sensor nws tus kheej tuaj yeem raug puas los yog ua tsis tiav, ua rau kev nyeem ntawv tsis raug ntawm cov pa oxygen ntawm cov pa tawm.
2. Kev puas tsuaj los yog cov khoom sib txuas: Qhib, corrosion, lossis kev sib txuas tsis zoo hauv cov xaim lossis cov khoom sib txuas txuas cov pa oxygen sensor rau lub cav tswj module (ECM) tuaj yeem ua rau P0157 code.
3. Teeb meem nrog lub hwj chim los yog grounding ntawm oxygen sensor: Lub hwj chim tsis raug lossis hauv av ntawm cov pa oxygen sensor tuaj yeem ua rau lub teeb liab hluav taws xob qis, ua rau P0157.
4. Malfunctions nyob rau hauv lub cav tswj module (ECM): Teeb meem nrog lub cav tswj module, uas ua cov teeb liab los ntawm oxygen sensor, kuj tuaj yeem ua rau P0157.
5. Teeb meem nrog lub catalyst: Catalyst tsis ua haujlwm tuaj yeem ua rau cov pa oxygen sensor ua haujlwm tsis zoo, uas tuaj yeem ua rau P0157.
6. Kev teeb tsa tsis raug ntawm oxygen sensor: Kev teeb tsa tsis raug ntawm cov pa oxygen sensor, xws li ze ze rau qhov chaw kub xws li cov pa tawm, tuaj yeem ua rau P0157 code.
7. Teeb meem nrog lub tso pa tawm: Kev ua haujlwm tsis zoo lossis xau hauv cov pa tawm tuaj yeem ua rau cov pa oxygen sensor Circuit Court qis thiab ua rau P0157.
8. Teeb meem nrog lwm cov sensors lossis lub tshuab tsheb: Qee qhov teeb meem nrog rau lwm lub tsheb sensors lossis lub tshuab, xws li lub tshuab cua ntws sensor, ignition system, lossis roj txhaj tshuaj, kuj tuaj yeem cuam tshuam rau kev ua haujlwm ntawm oxygen sensor thiab ua rau P0157 code.

Cov tsos mob ntawm tus lej yuam kev yog dab tsi? P0157?

Nrog DTC P0157, cov tsos mob hauv qab no yuav tshwm sim:

• Xyuas Cov Teeb Lub Cav (CEL): Ib qho ntawm cov tsos mob tshwm sim tshaj plaws ntawm P0157 code yog Daim Ntawv Cuam Tshuam Lub Teeb tuaj rau ntawm koj lub dashboard. Qhov no tej zaum yuav yog thawj qhov teeb meem rau tus tsav tsheb.
• Tsis ruaj tsis khov: Kev ua haujlwm tsis zoo ntawm cov pa oxygen sensor tuaj yeem ua rau lub cav tsis muaj zog, tshwj xeeb tshaj yog thaum khiav ntawm lub cav txias.
• Lub zog tsis muaj zog: Kev ua haujlwm tsis zoo ntawm cov pa oxygen sensor tuaj yeem ua rau poob lub zog thaum lub sijhawm ua kom nrawm lossis xav tau lub cav ntau dua kom ua tiav qhov xav tau ceev.
• Kev siv roj ntau ntxiv: Kev kho tsis raug los ntawm lub cav tswj qhov system vim qhov tsis tshua muaj hluav taws xob ntawm cov pa oxygen sensor yuav ua rau muaj roj ntau ntxiv.
• Kev ua haujlwm tsis ruaj khov: Lwm cov tsos mob kuj muaj xws li kev khiav ntawm lub cav, nrog rau kev sib tsoo, kev ua haujlwm tsis zoo, thiab tsis ruaj khov ntawm qhov qis lossis siab ceev.
• Nce emissions ntawm teeb meem tshuaj: Kev ua haujlwm tsis zoo ntawm lub catalytic system vim kev ua haujlwm tsis zoo ntawm cov pa oxygen sensor tuaj yeem ua rau muaj kev cuam tshuam ntau ntxiv ntawm cov khoom tsis zoo rau hauv qhov chaw.
• Teeb meem nrog dhau kev soj ntsuam xyuas: Yog tias koj muaj qhov yuav tsum tau kuaj xyuas, P0157 yuav ua rau cov txheej txheem no ua tsis tiav.

Cov tsos mob no tuaj yeem tshwm sim rau qhov sib txawv thiab yuav nyob ntawm seb qhov kev ua haujlwm tshwj xeeb ntawm lub tsheb. Yog tias koj pom ib lossis ntau dua ntawm cov tsos mob no, nws raug nquahu kom koj hu rau tus kws kho tsheb uas tsim nyog los kuaj xyuas thiab kho qhov teeb meem.

Yuav ua li cas kuaj tau tus lej txhaum P0157?

Txhawm rau kuaj xyuas DTC P0157, koj tuaj yeem ua raws li cov kauj ruam no:

1. Xyuas qhov yuam kev code: Siv OBD-II scanner los nyeem P0157 teeb meem code los ntawm Engine Control Module (ECM). Sau tus lej no rau kev kuaj mob tom qab.
2. Kev kuaj pom ntawm cov pa oxygen sensor: Tshawb xyuas cov pa oxygen sensor thiab nws cov xaim kom pom kev puas tsuaj, corrosion, los yog kev puas tsuaj. Xyuas kom lub sensor nyob rau hauv qhov chaw thiab txuas kom raug.
3. Txheeb xyuas cov kab hluav taws xob thiab cov khoom sib txuas: Txheeb xyuas qhov xwm txheej ntawm cov xaim hluav taws xob thiab cov khoom sib txuas txuas cov pa oxygen sensor rau lub cav tswj module. Xyuas kom cov xov hlau tsis puas thiab tag nrho cov kev sib txuas yog nruj.
4. Oxygen sensor kuaj: Siv multimeter los xyuas qhov voltage ntawm cov pa oxygen sensor terminals. Sib piv cov txiaj ntsig tau txais nrog cov txiaj ntsig xav tau teev tseg hauv cov ntaub ntawv tsim khoom siv.
5. ECM Kev Tshawb Fawb: Txheeb xyuas lub teeb liab los ntawm oxygen sensor mus rau lub cav tswj module (ECM). Nco ntsoov tias ECM tau txais lub teeb liab los ntawm oxygen sensor.
6. Tshawb xyuas qhov tso pa tawm: Txheeb xyuas qhov xwm txheej ntawm lub tshuab hloov pauv catalytic thiab lwm yam khoom siv hluav taws xob rau kev puas tsuaj lossis kev thaiv uas tuaj yeem cuam tshuam rau kev ua haujlwm ntawm cov pa oxygen sensor.
7. Txheeb xyuas lwm yam sensors thiab tshuab: Tshawb xyuas kev ua haujlwm ntawm lwm cov sensors thiab cov tshuab, xws li lub tshuab hluav taws xob, cov roj txhaj tshuaj thiab crankcase qhov cua, uas yuav cuam tshuam rau kev ua haujlwm ntawm cov pa oxygen sensor.
8. Kev kuaj ntxiv: Nyob ntawm cov txiaj ntsig kev kuaj mob, yuav tsum muaj kev ntsuam xyuas ntxiv, xws li kev sim rau kev tso pa tawm hauv lub cev lossis kev sim rau qhov tsis ua haujlwm ntawm lwm yam kev tswj hwm lub cav.

Tom qab kuaj xyuas thiab txheeb xyuas qhov teeb meem, nws yog ib qho tsim nyog yuav tsum ua raws li kev kho kom tsim nyog lossis hloov cov khoom raws li qhov kuaj pom tsis zoo. Yog tias koj tsis paub txog kev kuaj mob thiab kho koj lub tsheb, nws raug nquahu kom koj hu rau tus kws kho tsheb tsim nyog lossis chaw pabcuam rau kev pabcuam.

Kev kuaj mob yuam kev

Thaum kuaj pom DTC P0157, cov teeb meem hauv qab no yuav tshwm sim:

• Kev txhais tsis raug ntawm cov ntaub ntawv oxygen sensor: Ib qho yuam kev feem ntau yog kev nkag siab yuam kev ntawm cov ntaub ntawv tau txais los ntawm oxygen sensor. Qhov no tuaj yeem ua rau kev kuaj pom tsis tseeb thiab hloov cov khoom siv uas tsis ua rau muaj teeb meem tiag tiag.
• Kev kuaj xyuas tsis raug ntawm cov xaim thiab cov txuas txuas: Kev tuav tsis raug ntawm cov xaim thiab cov khoom sib txuas, xws li kev sib txuas tsis raug cai lossis kev puas tsuaj ntawm cov xov hlau, tuaj yeem ua rau muaj teeb meem ntxiv thiab tsim qhov yuam kev tshiab.
• Tsis quav ntsej lwm yam ua rau: Kev tsom mus rau cov pa oxygen sensor nkaus xwb yam tsis xav txog lwm yam ua rau ntawm P0157 code, xws li teeb meem nrog cov pa hluav taws xob lossis cov roj txhaj tshuaj, tuaj yeem ua rau cov ntsiab lus tseem ceeb tsis tau.
• Kev txiav txim siab tsis zoo los kho lossis hloov cov khoom: Kev txiav txim siab tsis raug los kho lossis hloov cov khoom yam tsis muaj kev kuaj mob txaus thiab kev tshuaj xyuas tuaj yeem ua rau cov nqi kho ntxiv thiab kev daws teeb meem tsis zoo.
• Kev kuaj tsis tau tiav: Kev kuaj mob tsis raug lossis siv cov khoom siv tsis tsim nyog tuaj yeem ua rau cov txiaj ntsig tsis txaus ntseeg thiab cov lus txiav txim tsis raug txog qhov ua rau P0157 code.

Txhawm rau zam cov kev ua yuam kev no, nws yog ib qho tseem ceeb uas yuav tsum ua raws li cov txheej txheem kev kuaj mob, siv cov cuab yeej kom raug, ua cov kev ntsuam xyuas raws li cov neeg tsim khoom cov lus pom zoo thiab, yog tias tsim nyog, hu rau tus kws tshaj lij kev paub txog kev pab thiab tswv yim.

Txoj cai txhaum loj npaum li cas? P0157?

Teeb meem code P0157 qhia tias muaj teeb meem nrog oxygen sensor (Oxygen Sensor) ntawm lub txhab nyiaj thib ob (bank 2), sensor 2 (Sensor 2) tom qab lub catalytic converter. Txawm hais tias nws tsis yog qhov xwm txheej tseem ceeb, P0157 code yuav tsum raug suav hais tias yog ib qho teeb meem loj uas yuav tsum tau saib xyuas tam sim rau cov laj thawj hauv qab no:

• Kev cuam tshuam rau lub cav efficiency: Cov pa oxygen tsis zoo tuaj yeem ua rau lub cav tswj kev ua haujlwm tsis raug, uas tuaj yeem ua rau lub zog poob, kev lag luam roj tsis zoo, thiab lwm yam teeb meem kev ua haujlwm ntawm lub cav.
• Kev cuam tshuam rau ib puag ncig kev ua haujlwm: Cov pa oxygen tsis txaus nyob rau hauv cov pa roj tuaj yeem ua rau muaj cov pa phem ntau ntxiv rau hauv cov huab cua, uas tuaj yeem cuam tshuam rau ib puag ncig thiab nyiam cov neeg saib xyuas kev tswj hwm.
• Kev siv roj ntau ntxiv: Kev ua haujlwm tsis zoo ntawm cov pa oxygen sensor yuav ua rau muaj kev hloov pauv tsis raug ntawm lub cav tswj qhov system, uas yuav ua rau muaj roj ntau ntxiv.
• Muaj peev xwm ntawm kev puas tsuaj ntxiv rau cov catalyst: Lub faulty oxygen sensor tuaj yeem ua rau lub catalytic converter ua haujlwm tsis zoo, uas tuaj yeem ua rau nws puas tsuaj thiab yuav tsum tau hloov, uas yog qhov teeb meem loj thiab kim heev.
• Ua tsis tiav ntawm kev tshuaj ntsuam xyuas: Yog tias koj lub tsheb dhau qhov kev tshuaj xyuas, qhov ua txhaum P0157 yuav ua rau nws tsis ua haujlwm thiab yog li ntawd ua rau lub tsheb siv tsis tau ntawm txoj kev ib ntus.

Xav txog cov xwm txheej saum toj no, nws raug nquahu kom koj hu rau tus kws tshaj lij rau kev kuaj mob thiab kho thaum muaj teeb meem code P0157 tshwm.

Kev kho dab tsi yuav pab tshem tawm cov cai? P0157?

Txhawm rau daws DTC P0157, koj tuaj yeem ua raws li cov kauj ruam hauv qab no, nyob ntawm seb qhov teeb meem pom tau li cas:

1. Hloov cov pa oxygen sensor (Oxygen Sensor): Yog tias cov pa oxygen sensor ua haujlwm tsis zoo lossis ua tsis tiav, nws yuav tsum tau hloov nrog ib qho tshiab uas ua tau raws li cov chaw tsim khoom tshwj xeeb. Feem ntau qhov no sensor yog nyob tom qab lub catalyst.
2. Kev kuaj xyuas thiab kev pabcuam cov xaim thiab cov txuas txuas: Txheeb xyuas qhov xwm txheej ntawm cov xaim hluav taws xob thiab cov khoom sib txuas txuas cov pa oxygen sensor rau lub cav tswj module (ECM). Yog tias tsim nyog, kho lossis hloov cov xov hlau puas lossis cov khoom sib txuas.
3. Txheeb xyuas thiab ua haujlwm ntawm qhov tso pa tawm: Txheeb xyuas qhov xwm txheej ntawm lub catalytic converter thiab lwm yam khoom siv hluav taws xob rau kev puas tsuaj lossis kev thaiv. Yog tias tsim nyog, hloov lossis kho cov khoom tsis raug.
4. Tshawb xyuas thiab hloov kho software (yog tias tsim nyog): Xyuas seb lub cav tswj module (ECM) software hloov tshiab puas muaj. Kev hloov kho software yuav pab daws qhov teeb meem yog tias nws cuam tshuam nrog software yuam kev.
5. Txheeb xyuas lwm cov tshuab thiab cov khoom siv: Txheeb xyuas lwm lub tsheb thiab cov khoom siv uas yuav cuam tshuam rau kev ua haujlwm ntawm cov pa oxygen sensor, xws li lub tshuab hluav taws xob, roj txhaj tshuaj, thiab lwm yam.
6. Ua cov kev kuaj mob ntxiv: Yog tias tsim nyog, yuav tsum muaj kev sim ntxiv los txheeb xyuas lwm yam teeb meem uas tuaj yeem ua rau tus lej P0157.

Tom qab kuaj xyuas thiab txheeb xyuas qhov ua rau ntawm qhov yuam kev P0157, nws yog ib qho tsim nyog yuav tsum tau ua qhov kev kho kom tsim nyog lossis hloov cov khoom raws li qhov kuaj pom tsis zoo. Yog tias koj tsis paub meej txog koj qhov kev txawj ntse lossis kev paub dhau los, nws raug nquahu kom koj muaj koj lub tsheb kuaj mob thiab kho los ntawm ib tus kws kho tsheb tsim nyog lossis chaw pabcuam.

Yuav kho P0157 Cav Code li cas hauv 4 feeb [3 Txoj Kev DIY / Tsuas yog $9.22]

P0157 - Cov ntaub ntawv tshwj xeeb ntawm hom

Deciphering P0157 teeb meem code rau qee lub npe tsheb tshwj xeeb:

1. Volkswagen (VW) TSI: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.
2. Ford: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.
3. Chevrolet / GMC: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.
4. Toyota: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.
5. BMW: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.
6. Mercedes-Benz: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.
7. Audi: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.
8. Hasdas: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.
9. Hyundai: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.
10. Nissan: P0157 – “Oxygen Sensor Circuit Court Low Voltage (Bank 2, Sensor 2)”.

Qhov no yog ib qho kev piav qhia dav dav rau tus lej yuam kev. Nws raug nquahu kom qhia meej cov ntaub ntawv rau cov qauv tshwj xeeb ntawm koj lub tsheb kom nkag siab qhov tseeb ntawm qhov xwm txheej.