P0838 Plaub Log Tsav (4WD) Hloov Circuit Court qis

P0838 – OBD-II Teeb meem Code Technical Description

Teeb meem code P0838 qhia tias plaub-log tsav (4WD) hloov hluav taws xob qis.

Qhov txhaum cai txhais li cas P0838?

Teeb meem code P0838 qhia tias tsis muaj teeb liab nyob rau hauv plaub-log tsav (4WD) hloov Circuit Court. Qhov no txhais tau hais tias lub tsheb tswj module tau kuaj pom tias qhov hluav taws xob lossis kev tiv thaiv nyob rau hauv plaub-log tsav (4WD) hloov hluav taws xob qis dua qhov qub.

Tej zaum ua rau

Qee qhov laj thawj rau P0838 teeb meem code:

• 4WD hloov malfunction: Lub tshuab hluav taws xob tuaj yeem raug puas los yog ua haujlwm tsis zoo, ua rau lub teeb liab qis hauv nws lub voj voog.
• Teeb meem nrog kev sib txuas hluav taws xob: Cov xov hlau tsis zoo los yog tawg, kev sib cuag oxidized los yog kev sib txuas tsis zoo tuaj yeem ua rau lub teeb liab qis hauv qhov hloov hluav taws xob.
• Kev ua haujlwm tsis zoo ntawm lub tsheb tswj module (PCM lossis TCM): Yog tias lub tsheb tswj module tsis tuaj yeem txhais cov teeb liab los ntawm kev hloov, nws yuav ua rau P0838 code tshwm.
• Teeb meem nrog txhua lub log tsav: Kev ua haujlwm tsis raug ntawm tag nrho lub log tsav lossis nws cov khoom siv, xws li cov actuators lossis lub iav hloov cov tshuab, tuaj yeem ua rau qhov yuam kev no tshwm sim.
• Hluav taws xob nrov lossis overload: Tej zaum yuav muaj suab nrov hluav taws xob ib ntus lossis dhau ntawm qhov hloov hluav taws xob los ntawm lwm yam.
• Sensor los yog sensor malfunction: Yog tias lub sensor cuam tshuam nrog txhua lub log tsav tsis ua haujlwm zoo, nws tuaj yeem ua rau P0838.

Txhawm rau txiav txim siab qhov laj thawj kom raug, nws yog ib qho tsim nyog yuav tsum kuaj xyuas lub tsheb uas siv cov cuab yeej kuaj mob thiab xyuas tag nrho cov khoom cuam tshuam nrog kev hloov pauv.

Cov tsos mob ntawm tus lej yuam kev yog dab tsi? P0838?

Cov tsos mob rau DTC P0838 yuav txawv nyob ntawm seb lub tsheb tshwj xeeb thiab qhov teeb meem ntawm qhov teeb meem:

• Tshawb xyuas Lub Teeb: Lub teeb kos lub cav ntawm lub ntsuas hluav taws xob tuaj txog.
• Plaub-log tsav qhov taw qhia (4WD): Tag nrho cov log tsav system ua haujlwm tsis zoo tuaj yeem tshwm sim.
• Teeb meem nrog txhua lub log tsav: Txhua lub log tsav yuav tsis ua haujlwm zoo, xws li tsis muaj peev xwm sib koom lossis tshem tawm txhua lub log tsav, hloov lub iav tsis raug, lossis teeb meem nrog kev sib tw ntawm txhua lub log.
• Poob txoj kev tswj: Yog tias muaj teeb meem nrog txhua lub log tsav ua rau lub tsheb tsis muaj kev tswj hwm ntawm txoj kev, qhov no yuav yog ib qho ntawm cov tsos mob, tshwj xeeb tshaj yog thaum tsav tsheb ntawm txoj kev ntxhib los yog nplua.
• Disabling 4WD hom: Qee qhov xwm txheej, lub tsheb yuav cia li lov tes taw txhua lub log tsav los tiv thaiv kev puas tsuaj ntxiv rau lub cev.

Yuav ua li cas kuaj tau tus lej txhaum P0838?

Cov kauj ruam hauv qab no raug pom zoo los kuaj xyuas DTC P0838:

1. Kev txheeb xyuas cov lej yuam kev: Siv OBD-II diagnostic scanner los nyeem lub tsheb cov lej txhaum, suav nrog P0838 code. Qhov no yuav pab txiav txim siab seb lub tshuab lossis cov khoom siv twg muaj kev pheej hmoo ntawm kev ua tsis tiav.
2. Tshawb xyuas kev sib txuas hluav taws xob: Txheeb xyuas txhua qhov kev sib txuas hluav taws xob cuam tshuam nrog plaub lub log tsav (4WD) hloov hluav taws xob rau kev xeb, oxidation, tawg lossis puas. Ua tib zoo saib xyuas kev sib txuas ntawm cable thiab cov khoom sib txuas.
3. Txheeb xyuas qhov hloov 4WD: Txheeb xyuas plaub lub log tsav (4WD) hloov rau kev ua haujlwm kom raug. Xyuas kom tseeb tias qhov hloov pauv hloov ntawm txhua lub log tsav hom yam tsis muaj teeb meem.
4. Tsheb Tswj Module (PCM lossis TCM) Diagnosis: Xeem lub cav tswj module (PCM) lossis kis tau tus mob tswj module (TCM) rau malfunctions. Qee qhov modules yuav muaj kev kuaj tus kheej tshwj xeeb los kuaj xyuas kev ua haujlwm.
5. Xyuas cov sensors thiab actuators: Txheeb xyuas cov haujlwm ntawm cov sensors thiab actuators cuam tshuam nrog txhua lub log tsav rau kev ua haujlwm tsis zoo. Xyuas kom tseeb tias lawv ua haujlwm zoo thiab tsis muaj teeb meem kev siv tshuab lossis hluav taws xob.
6. Tshawb xyuas cov xaim thiab cov relays: Txheeb xyuas qhov xwm txheej ntawm cov xaim hluav taws xob thiab cov relays cuam tshuam nrog 4WD system. Ua tib zoo saib xyuas kev puas tsuaj lossis tawg thaiv, nrog rau kev ua haujlwm ntawm cov relay.
7. Kev kuaj ntxiv: Yog tias tsim nyog, ua cov kev ntsuam xyuas ntxiv xws li kuaj xyuas qhov hluav taws xob hluav taws xob, ntsuas kev tiv thaiv, thiab ua qhov kev sim ua haujlwm ntawm txhua lub log tsav.

Tom qab kuaj xyuas thiab txheeb xyuas qhov ua rau ntawm qhov tsis ua haujlwm, nws yog ib qho tsim nyog yuav tsum tau ua cov kev kho kom tsim nyog lossis hloov cov khoom kom tshem tawm qhov teeb meem. Yog tias koj tsis muaj kev paub dhau los hauv kev ua haujlwm zoo li no, nws raug nquahu kom koj hu rau tus kws kho tsheb tsim nyog lossis chaw pabcuam kev pabcuam.

Kev kuaj mob yuam kev

Thaum kuaj pom DTC P0838, cov teeb meem hauv qab no yuav tshwm sim:

• Hla kev kuaj xyuas hluav taws xob sib txuas: Kev tshuaj xyuas tsis txaus ntawm kev sib txuas hluav taws xob, suav nrog cov xov hlau, cov khoom sib txuas thiab cov pins, yuav ua rau muaj teeb meem hauv 4WD hloov hluav taws xob tsis tuaj yeem.
• Malfunction ntawm tus tes hloov nws tus kheej: Yog tias koj tsis txheeb xyuas qhov hloov ntawm nws tus kheej, koj tuaj yeem nco qhov ua rau qhov yuam kev. Kev hloov pauv yuav tsum tau sim ob qho tib si mechanically thiab hluav taws xob.
• Kev kuaj mob tsis raug ntawm lub tsheb tswj module: Kev txhais tsis raug ntawm cov ntaub ntawv los ntawm lub cav tswj module (PCM) lossis kis tau tus mob tswj module (TCM) tuaj yeem ua rau qhov ua rau yuam kev raug txiav txim tsis raug.
• Hla kev kuaj ntxiv: Qee qhov kev ntsuam xyuas ntxiv, xws li ntsuas qhov hluav taws xob lossis kev tiv thaiv ntawm ib lub voj voog, tej zaum yuav raug hla, uas yuav ua rau muaj qhov yuam kev.
• Tsis quav ntsej lwm yam ua tau: Kev tsom mus rau ib qho laj thawj, xws li 4WD hloov, tuaj yeem plam lwm yam ua rau muaj peev xwm, xws li teeb meem ntawm kev teeb tsa lossis kev tswj hwm module.

Nws yog ib qho tseem ceeb uas yuav tau ua txhua yam kev kuaj xyuas thiab kev ntsuam xyuas ntawm txhua lub log tsav thiab siv cov cuab yeej kuaj xyuas kom raug kom txo qis qhov ua yuam kev thaum kuaj xyuas P0838 teeb meem code.

Txoj cai txhaum loj npaum li cas? P0838?

Teeb meem code P0838, qhia tias plaub-log tsav (4WD) hloov hluav taws xob qis, tuaj yeem loj heev, tshwj xeeb tshaj yog tias nws ua rau plaub lub log tsav tsis ua haujlwm. Nyob ntawm cov xwm txheej tshwj xeeb thiab kev teeb tsa ntawm lub tsheb, qhov tshwm sim ntawm qhov kev ua tsis zoo no yuav txawv:

• Poob ntawm controllability thiab kev nyab xeeb: Kev ua haujlwm tsis zoo ntawm txhua lub log tsav yuav ua rau lub tsheb tsis muaj kev tswj hwm, tshwj xeeb tshaj yog nyob rau huab cua phem lossis ntawm qhov chaw tsis sib xws. Qhov no tuaj yeem ua rau muaj kev hem thawj loj rau kev nyab xeeb ntawm tus neeg tsav tsheb thiab cov neeg caij tsheb.
• Kev puas tsuaj rau lwm yam khoom: Lub tshuab hluav taws xob plaub-log tsav (4WD) ua haujlwm tsis zoo tuaj yeem ua rau hnav lossis puas tsuaj rau lwm yam ntawm plaub lub log tsav yog tias nws siv rau qhov tsis zoo.
• Mobility txwv: Yog tias txhua lub log tsav tsis ua haujlwm raug, nws tuaj yeem txwv lub tsheb lub peev xwm txav mus los, tshwj xeeb tshaj yog thaum tsav tsheb hauv cov xwm txheej nyuaj lossis ntawm txoj kev nplua.
• Cov nqi roj ntau ntxiv thiab hnav thiab tsim kua muag: Lub faulty all-wheel drive system tuaj yeem ua rau koj lub tsheb siv roj ntau dua vim muaj kev tiv thaiv thiab tiv thaiv kev hnav, uas tuaj yeem ua rau cov nqi kho thiab kho ntxiv.

Zuag qhia tag nrho, txawm hais tias P0838 tsis yog ib txwm muaj kev nyab xeeb tam sim ntawd, nws yog ib qho tseem ceeb uas yuav tsum tau ua cov kauj ruam los kho nws kom tsis txhob muaj teeb meem ntxiv thiab ua kom muaj kev ua haujlwm zoo ntawm txhua lub log tsav. Yog tias koj muaj P0838 teeb meem code, nws raug nquahu kom koj coj nws mus rau tus kws kho tsheb tsim nyog rau kev kuaj mob thiab kho.

Kev kho dab tsi yuav pab tshem tawm cov cai? P0838?

Kev daws teeb meem code P0838 yuav tsum tau txheeb xyuas thiab kho qhov ua rau ntawm plaub lub log tsav qis (4WD) hloov lub teeb liab, qee qhov kev kho tau yog:

1. Hloov 4WD hloov: Yog tias qhov hloov pauv tsis ua haujlwm lossis nws cov teeb liab tsis muaj zog heev vim hnav lossis puas tsuaj, nws yuav tsum tau hloov nrog ib qho tshiab.
2. Kev kho cov hluav taws xob sib txuas: Tshawb xyuas thiab, yog tias tsim nyog, kho lossis hloov cov kev sib txuas hluav taws xob, suav nrog cov xov hlau, cov khoom sib txuas thiab kev sib cuag, hauv 4WD hloov hluav taws xob.
3. Kev kuaj mob thiab kho lub tsheb tswj module (PCM lossis TCM): Yog hais tias qhov teeb meem yog nrog cov tswj module, ces nws malfunction yuav tsum tau kuaj mob thiab ua tau hloov los yog kho.
4. Xyuas thiab hloov fuses thiab relays: Saib xyuas cov fuses thiab relays uas tswj lub 4WD system thiab hloov lawv yog tias tsim nyog.
5. Xyuas thiab hloov sensors thiab actuators: Txheeb xyuas cov sensors thiab actuators cuam tshuam nrog txhua lub log tsav thiab hloov lawv yog tias lawv ua yuam kev.
6. Kev Tiv Thaiv Kev Tiv Thaiv: Tshawb xyuas tag nrho lub log tsav rau qhov xwm txheej thiab ua haujlwm tiv thaiv kev tiv thaiv kom tsis txhob muaj teeb meem yav tom ntej.

Nws yog ib qho tseem ceeb uas yuav tau khiav kev kuaj mob los txiav txim qhov tseeb ntawm P0838 code ua ntej yuav kho. Yog tias koj tsis paub txog kev kho tsheb, nws raug nquahu kom koj hu rau tus kws kho tsheb tsim nyog lossis chaw pabcuam kev pabcuam.

Yuav kuaj thiab kho li cas P0838 Cav Code - OBD II Trouble Code piav qhia

P0951 - Cov ntaub ntawv tshwj xeeb ntawm hom

Teeb meem code P0838 muaj feem xyuam rau plaub-log tsav (4WD) hloov hluav taws xob qis. Lub ntsiab lus ntawm cov cai no yuav txawv nyob ntawm qhov tshwj xeeb tsim thiab qauv ntawm lub tsheb. Hauv qab no yog cov npe ntawm qee lub tsheb hom uas muaj peev xwm txhais tau ntawm P0838 code:

1. Ford: Plaub Log Tsav Hloov - Input Low
2. Chevrolet / GMC: Tsawg pem hauv ntej qag hloov teeb liab.
3. Toyota: 4WD switching teeb liab yog tsawg.
4. Jeep: Pem hauv ntej qag hloov teeb liab qis.
5. Nissan: Plaub Log Tsav Hloov - Input Low
6. Subaru: Tsawg voltage nyob rau hauv plaub-log tsav switching Circuit Court.

Cov no tsuas yog qee qhov kev txhais tau ntawm P0838 code rau ntau lub tsheb. Yog xav paub ntxiv kom raug, sab laj cov ntaub ntawv muab kev pabcuam rau koj lub tsheb tshwj xeeb tsim thiab qauv, lossis hu rau tus kws tshaj lij pabcuam.