Nzira yekuchenesa lambda probe

Iyo okisijeni sensor (aka lambda probe) inofanirwa kuona kuwanda kweokisijeni yemahara mumagasi ekuburitsa einjini yekupisa kwemukati. Izvi zvinoitika nekuda kweO2 analyzer yakavakirwa mairi. Kana iyo sensor yakavharwa neiyo isingabatike soot, iyo data yakapihwa nayo ichave isina kururama.

Kana matambudziko e lambda akaonekwa padanho rekutanga, kudzoreredza iyo okisijeni sensor kuchabatsira kugadzirisa. Ita-iwe-iwe pachako kuchenesa ye lambda probe inokubvumira kuti uidzorere kune yakajairika kushanda uye kuwedzera hupenyu hwayo. Asi izvi hazvisi zvechokwadi mumatambudziko ose, uye kubudirira kunobva pane nzira dzinoshandiswa uye nzira yekushandisa. Kana iwe uchida kuziva kana kuchenesa lambda probe kunobatsira nekusashanda kwakasiyana-siyana, kuti ungaichenesa sei kubva kune soot uye sei - verenga chinyorwa kusvika kumagumo.

Iyo inofungidzirwa sosi ye lambda probe inenge 100-150 zviuru zvemakiromita, asi nekuda kwehasha mafuta ekuwedzera, yakaderera-mhando peturu, kupisa kwemafuta uye mamwe matambudziko, inowanzoderedzwa kusvika 40-80 zviuru. Nokuda kweizvi, ECU haigoni kutora peturu nenzira yakarurama, musanganiswa unova wakaonda kana wakapfuma, injini inotanga kushanda zvisina kufanira uye inorasikirwa nekutengesa, "Check injini" kukanganisa kunowanikwa pane panel.

Zvakajairwa Oxygen Sensor Matambudziko

kuparara kwe lambda probe, maererano nevagadziri, haigoni kubviswa, uye kana ikakundikana zvakakosha kuishandura kune imwe itsva kana kuisa snag. Zvisinei, mukuita, kana ukaona dambudziko rekushanda nenguva, unogona kuwedzera zvishoma hupenyu hwayo. Uye kwete chete nekuda kwekuchenesa, asiwo nekushandura kunaka kwemafuta. Kana isu tichitaura nezve kusvibiswa, saka unogona kuchenesa lambda probe kuitira kuti itange kupa kuverenga chaiko.

Zviri nani kumutsiridza lambda chete mushure mekutanga kuongororwa uye kuongororwa, nekuti zvinogoneka kuti izvi zvinongove kutambisa nguva.

Zvinetso neokisijeni sensor zvinoratidzirwa nezvikanganiso kubva kuP0130 kusvika kuP0141, pamwe neP1102 uye P1115. Iyo decoding yeumwe neumwe wavo inoratidza zvakananga chimiro chekuputsika.

Kutarisa pane chikonzero, zvichibva pane yepakutanga data paunenge uchitarisa iyo okisijeni sensor, zvinogoneka kutaura zvakaenzana kana paine chero chinangwa chekuchenesa.

Zviratidzo zvekuparara kweLZ	Sei izvi zviri kuitika	Mota inoita sei?
Hull depressurization	Kupfeka kwechisikigo uye kupisa kwe sensor	Matambudziko neXX, musanganiswa wakafumiswa unopinda mukati meinjini yekupisa, kushandiswa kwemafuta kunowedzera, kunhuhwirira kwakasimba kubva mukuneta.
Sensor overheating	Izvo zvinoitika nekubatidza kwakashata: ine coil yakaputsika kana waya, yakafananidzwa zvisizvo kana makenduru ane tsvina.	Matambudziko neXX, zvigadzirwa zvinopisa zvinopisa mukati meiyo turakiti rekuburitsa, kutsika kweinjini, kurasikirwa kwekudhonza, kupfura mune muffler, mapopu mukutora anogoneka.
Kuvharika kwedzimba	Zvinoitika nekuda kwekuwedzera mafuta nepeturu yemhando yakaderera kana kuunganidzwa kwemadhipoziti nekuda kwekukwira mileage yemota.	Kusagadzikana kushanda kweinjini yekupisa kwemukati, kurasikirwa kwekudhonza, kuwedzera kushandiswa kwemafuta, kunhuhwirira kwakasimba kubva papombi yekupedza.
Yakakuvadzwa wiring	Iyo wiring inoora, inoputsika mukutonhora, kapfupi kuenda pasi, nezvimwe.	Kusagadzikana kushanda kweinjini pakusina basa, kurasikirwa kushoma kwemhinduro yeinjini uye kudhonza, kuwedzera kwegasi mileage.
Kuparadzwa kweceramic chikamu cheLZ	Mushure mekurova sensor, semuenzaniso, mushure mutsaona, kubata chipingamupinyi nezvikamu zvekuburitsa, kana kugadzirisa kusingatarisire kwegwara rekubuda.	Kushanda kusina kugadzikana pakusina basa, katatu, kuwedzerwa kushandiswa, kurasikirwa kwekudhonza

Sezvauri kuona, marudzi ese eokisijeni sensor matambudziko anoratidza zviratidzo zvakafanana. Izvi zvinokonzerwa nekuti kana lambda ikatumira data risiri iro pamusoro pekuumbwa kwemusanganiswa kuECU, "brains" dzinotanga kudhaya mafuta zvisizvo uye kugadzirisa nguva yekudzima. Kana pasina chiratidzo kubva kune sensor zvachose, ECU inoisa injini yekupisa mukati mune emergency operation mode ine "avhareji" paramita.

Kana iyo diagnostics isina kuratidza matambudziko emuchina ne sensor (yakavhuniwa zvikamu, deformation, makatsemuka), asi chete kusvibiswa kwekutanga kwechikamu chayo chekudziya kana chinhu chakavanzika pachako, unogona kuyedza kuidzosera. Asi usati wachenesa iyo okisijeni sensor kubva kune kabhoni deposits, iwe unofanirwa kuve nechokwadi chekuti wiring yayo iri kushanda (zvichida ichave yakakwana kubvisa iyo yakavhurika redunhu, kuchenesa vanobatika kana kutsiva chip), pamwe neyakajairwa mashandiro eiyo. ignition system.

Zvinoita here kuchenesa lambda?

Kudzoreredza kushanda kweiyo okisijeni sensor mumamiriro egaraji zvinogoneka kana isu tichitaura nezve kusvibiswa kwayo nemadhipoziti kubva kune zvigadzirwa zvekupisa kwemafuta. Hazvina maturo kuchenesa muviri wakaputsika sensor, inofanira kuchinjwa. Kana iwe ukangowana yakasviba lambda probe, decarbonizing inodzosa kuhupenyu. Zvinoita here kuchenesa lambda probe hazvina kukodzera kunetseka nezvazvo. Sezvo iyi sensor yakagadzirirwa kushanda munzvimbo ine hutsinye yemagasi anopisa, haityi kupisa, kushambidza uye mamwe makemikari anokonzera. Chete kuitira kuti usarudze nzira iyo kuchenesa kunogona kuitwa zvakanyanya zvakachengeteka, zvichave zvakakosha kuti uone rudzi rwe sensor.

Chimiro chesilvery metallic coating pane yekushanda pamusoro pe sensor inoratidza kuvapo kwe lead mumafuta. Mhedzisiro yayo huru ndeye TES yekuwedzera (tetraethyl lead), inouraya zvinokonzeresa uye lambda probes. Kushandiswa kwayo kunorambidzwawo, asi inogona kubatwa mu "yakatsva" peturu. Inzwa yeokisijeni yakakuvadzwa nemutobvu haigone kudzoserwa!

Usati wachenesa lambda sensor kubva kabhoni deposits, sarudza rudzi rwayo. Kune mhando mbiri dzinokosha:

Kuruboshwe zirconia, kurudyi titanium

• Zirconia. Galvanic type sensors inogadzira voltage panguva yekushanda (kubva pa0 kusvika 1 volt). Aya ma sensors akachipa, asina kuzvikudza, asi anosiyana mukuderera kwechokwadi.
• Titanium. Resistive type sensors inoshandura kupikisa kwechinhu chekuyera panguva yekushanda. A voltage inoshandiswa kune ichi chinhu, iyo inoderera nekuda kwekupikisa (inosiyana mukati me 0,1-5 volts), zvichiratidza kuumbwa kwemusanganiswa. Masensa akadaro akanyanya kunaka, akapfava uye anodhura.

Zvinokwanisika kusiyanisa zirconium lambda probe (oxygen sensor) kubva kune titanium imwe nekuona, maererano nemaitiro maviri:

• zera. Titanium okisijeni sensors yakawanda compact uye ine tambo diki.
• Wires. Masensa anosiyana mumavara echirukwa: kuvapo kwewaya dzvuku uye yero kunovimbiswa kuratidza titanium.

Kana usingakwanise kuona rudzi rwe lambda probe, edza kuverenga chimaka pairi uye nekuchitarisa zvinoenderana nekabhuku kemugadziri.

Kuchenesa lambda kubva mukusvibiswa kunoitwa neanoshanda makemikari ekuwedzera, senge acids uye organic solvents. Zirconium sensors, isinganyanyi kunzwa, inogona kucheneswa nehukasha yakaomeswa asidhi uye zvinonyungudutsa, nepo titanium sensors inoda kubata zvinyoro. Zvinokwanisika kubvisa carbon deposits pa lambda yerudzi rwechipiri chete neine dilute acid kana organic solvent.

Ndingachenesa sei lambda probe

Paunenge uchisarudza nzira yekuchenesa lambda probe kubva kune kabhoni deposits, iwe unofanirwa kubva warasa zvinogona kuita zvehasha zvimiro zvinoparadza sensor. Zvichienderana nerudzi rwe sensor, izvi zvinosanganisira:

• ye zirconium oxide (ZrO2) - hydrofluoric acid (hydrogen fluoride solution HF), concentrated sulfuric acid (inopfuura 70% H2SO4) uye alkalis;
• yetitanium oxide (TiO2) - sulfuric acid (H2SO4), hydrogen peroxide (H2O2), ammonia (NH3), zvakare hazvidiwi kufumura sensor pakupisa pamberi pe chlorine (semuenzaniso, muhydrochloric acid HCl), magnesium. , calcium, ceramics inogona kuita navo.

Izvo zvinodiwawo kushandisa zvinhu zvine makemikari anoshanda uye zvine hutsinye zvine chekuita nekabhoni deposits, asi kwazvakarerekera - zvine chekuita ne sensor pachayo. Pane 3 sarudzo dzekuchenesa kabhoni deposits pane okisijeni sensor:

Orthophosphoric acid ye lambda probe yekuchenesa

• inorganic acids (sulfuric, hydrochloric, orthophosphoric);
• organic acids (acetic);
• organic solvents (chiedza hydrocarbons, dimexide).

Asi kuchenesa lambda probe neacetic acid kana kuedza kubvisa madhipoziti nedhaka citric acid ichava zvisingabatsiri zvachose. Verenga pazasi kuti udzidze nzira yekuchenesa lambda probe sensor nemakemikari akasiyana.

Ita-iwe pachako lambda probe kuchenesa

kuitira kuti kuchenesa lambda probe kumba hakutore nguva yakawanda, unogona kutarisa mutafura pane zvinotarisirwa mhedzisiro uye nguva inoshandiswa paunenge uchishandisa chimwe kana chimwe chishandiso. Izvi zvichabatsira kuona kuti sei uye sei kuchenesa iyo okisijeni sensor nemaoko ako pachako.

Zvinoreva	mugumisiro	Nguva Yekuchenesa
Carb cleaner (carburetor uye throttle cleaner), organic solvents (parafini, acetone, nezvimwewo)	Achaenda kunodzivirira, haashande zvakanaka ne soot	Dense deposits inenge isina kumbocheneswa, asi kukurumidza kufefetera kunokubvumira kuti ugeze madhipoziti madiki panguva yekutanga.
Dimexide	Avhareji yekubudirira	Anosuka chiedza deposits mu 10-30 maminetsi, kushaya simba pamusoro inorema deposits
Organic acids		Vanogeza kwete kusvibiswa kwakanyanya, asi kwenguva yakati rebei, havashande pakurwisa dense soot.
Phosphoric acid	Inobvisa deposits zvakanaka	Nguva yakareba, kubva pamaminitsi 10-30 kusvika pazuva
Sulfuriki asidhi		Kubva pamaminitsi makumi matatu kusvika maawa akawanda
Hydrochloric asidhi

Kuti uchenese lambda probe kumba uye usazvikuvadza, iwe unozoda erabha (nitrile) magirovhosi uye magirazi anokwana zvakanaka kumeso kwako. Mushonga wekufema hauzopindiwo, izvo zvichadzivirira nhengo dzekufema kubva kune utsi hunokuvadza.

Kunyatsochenesa iyo okisijeni sensor haishande pasina michina yakadai:

Maitiro ekuchenesa lambda probe - vhidhiyo ine nzira yekuchenesa

• girazi midziyo ye 100-500 ml;
• hair dryer inokwanisa kugadzira tembiricha ye60-80 madhigirii;
• nyoro bhurasho.

Usati wachenesa lambda probe sensor, zvinokurudzirwa kuidziya kusvika kune tembiricha zvishoma pasi pe100 degrees. Ndozvinoita hair dryer. Hazvina kunaka kushandisa moto wakavhurika, nekuti kupisa kwakanyanya kunokuvadza sensor. Kana iwe ukaenda kure nekupisa, kucheneswa kwakadaro kwe lambda nemaoko ako pachako kuchaguma nekutenga kwechikamu chitsva!

Mamwe ma sensors eokisijeni ane chivharo chekudzivirira icho chisina mazaru akakura ekudzivirira kusvika kune ceramic work surface uye leaching ye carbon deposits. Kuti uibvise, usashandise masaha, kuitira kuti usakuvadza maceramics! Iyo yakakwira iyo iwe yaunokwanisa kuita mune iyi kesi kugadzira akati wandei maburi mune casing, uchicherekedza kuchengetedza kuchengetedza.

Phosphoric acid kuchenesa

Kuchenesa zirconium lambda probe uchishandisa ngura inoshandura

Kuchenesa lambda nephosphoric acid itsika ine mukurumbira uye inoshanda. Iyi asidhi ine hukasha zvine mwero, saka inokwanisa kukanganisa kabhoni deposits uye mamwe madhipoziti pasina kukuvadza sensor pachayo. Concentrated (pure) acid inokodzera zirconium probes, nepo dilute acid inokodzera titanium probes.

Inogona kushandiswa kwete chete muchimiro chayo chakachena (chakaoma kuwana), asi zvakare chiri muhunyanzvi makemikari (soldering acid, acid flux, ngura inoshandura). Usati wachenesa iyo okisijeni sensor neasidhi yakadaro, inofanira kudziyirwa (ona pamusoro).

Kuchenesa lambda probe neinoshandura ngura, solder kana pure phosphoric acid ine matanho anotevera:

1. Zadza chirongo chegirazi neasidhi yakakwana yekunyudza iyo lambda sensor nokuveza.
2. Kuisa sensor kushanda kupera kuita acid, ichisiya chikamu chayo chekunze pamusoro pemvura, uye gadzirisa munzvimbo iyi.
3. Isai sensor mu acid kubva 10-30 maminitsi (kana dhipoziti iri diki) kusvika kumaawa 2-3 (kusvibiswa kwakanyanya), ipapo iwe unogona kuona kana asidhi yakasuka iyo kabhoni deposits.
4. Kuti ukurumidze kuita, unogona kupisa mudziyo wemvura uchishandisa vhudzi rebvudzi kana gasi rinopisa uye kugeza nemvura.

Orthophosphoric kana orthophosphate acid haina hutsinye zvakare, asi inokwanisa kutsamwisa ganda uye mucous membranes emuviri. Nokudaro, kuitira kuchengeteka, unofanirwa kushanda nayo nemagurovhosi, magirazi uye kufema, uye kana ikapinda pamuviri, simbura nemvura yakawanda uye soda kana sipo.

Kupisa kabhoni kunoisa pane okisijeni sensor mushure mekuchenesa neasidhi

Nzira yechipiri yekuchenesa lambda probe neasidhi ndeyemoto:

1. Dip sensor nechikamu chekushanda muasidhi.
2. Nenguva pfupi uuye nayo kumurazvo, kuitira kuti asidhi itange kupisa uye kubuda, uye maitiro anowedzera.
3. Nguva nenguva nyudza sensor muasidhi kuti uvandudze iyo reagent firimu.
4. Mushure mekunyorova, pisa zvakare pamusoro pehuni.
5. Kana madhipoziti abva, shenesa chikamu chacho nemvura yakachena.

Iyi nzira inofanirwa kuitwa nekuchenjerera, kwete kuunza sensor padyo nemoto. Iyo sensor haina kugadzirwa kuti ishande nekushisa pamusoro pe800-900 degrees uye inogona kukundikana!

Mhinduro kumubvunzo wekuti lambda inogona kucheneswa ne phosphoric acid zvinoenderana nekuita pachiyero chekusvibiswa. Mikana yekugeza madhipoziti emwenje yakakwira zvakanyanya, uye dombo rakasimba harina kusukwa zviri nyore kudaro. Kana kuti iwe unofanirwa kunyura kwenguva yakareba kwazvo (kusvika pazuva), kana kushandisa kupisa kwekumanikidza.

Kuchenesa ne carburetor cleaner

Kuchenesa lambda ne carburetor uye throttle cleaner inzira yakajairika, asi isingashande senge acid. Izvi zvinoshandawo kune zvinoputika organic solvents senge peturu, acetone, iyo inosuka tsvina yakareruka. Carbcleaner iri nani mune izvi nekuda kweiyo aerosol base uye kumanikidza, iyo inogogodza pasi zvidimbu zvetsvina, asi mhinduro kumubvunzo wekuti zvinogoneka kuchenesa lambda probe ye carburetor cleaners kazhinji haina kunaka. Chete madhipoziti madiki ndiwo anowanzo kucheneswa, uye uku kungoita pampering.

Kurapa kwakadaro kunogona kushandiswa nguva nenguva kune zvinangwa zvekudzivirira, kushambidza madhipoziti emwenje kubva pazviri kana achangotanga kuumba.

Kuchenesa lambda probe ne sulfuric acid

Kuchenesa lambda probe ne sulfuric acid inzira ine ngozi, asi inoshanda kwazvo yekubvisa hombe kabhoni deposits kubva kune sensor surface. Usati wachenesa lambda probe kumba, unofanirwa kuiwana zvakare muhuwandu hwe30-50%. Iyo electrolyte yemabhatiri yakanyatsokodzera, iyo inongove yakaringana uye inotengeswa mumotokari dzemotokari.

Sulfuric acid chinhu chine hukasha chinosiya kutsva kwemakemikari. Iwe unongoda kushanda nayo nemagirovhosi, magirazi uye kufema. Muchiitiko chekubata neganda, nzvimbo yekusvibiswa inofanira kushambidzwa zvakanyanya nesoda solution 2-5% kana mvura ine sipo kuti isaite asidhi, uye kana wasangana nemeso kana kupisa zvakanyanya, bvunza chiremba nekukurumidza mushure. washing.

Uchishandisa acid yakadaro lambda probe cleaner, unogona kutobudirira kurwisa tsvina isina kubviswa nedzimwe nzira. Iyo yekuchenesa nzira ndeyekutevera:

1. Dhirowa asidhi mumudziyo kusvika pamwero unobvumidza iwe kunyudza sensor pamwe neshinda.
2. Nyura iyo sensor uye gadzirisa yakatwasuka.
3. Sora lambda probe muasidhi kwemaminitsi gumi-10, uchiikurudzira nguva nenguva.
4. Nekusvibiswa kunoramba kuripo - kuwedzera nguva yekusangana kusvika maawa 2-3.
5. Mushure mekuchenesa, simbura uye pukuta sensor.

Iwe unogona kukurumidzira maitiro nekupisa, asi dzivirira kupisa uye kuburitsa asidhi.

Hydrochloric acid inoshanda nenzira imwecheteyo, asi zvakare ine hutsinye, saka inoshandiswa muhunyoro husina simba uye inoda kuwedzera kutarisirwa pakubata. Hydrochloric acid inowanikwa, semuenzaniso, mune mamwe sink cleaners.

Mhinduro kumubvunzo kana zvichibvira kuchenesa lambda probe ne sulfuric acid kana hydrochloric acid yakanaka chete kune zirconium oxygen sensors. Hydrochloric acid inorambidzwa kune titanium DC (titanium oxide inopindirana neklorini), uye sulfuric acid inobvumirwa chete munzvimbo yakaderera (inenge gumi muzana).uko kusinganyanyi kushanda.

Kuchenesa lambda probe ne dimexide

Nzira yakapfava ndeyekuchenesa iyo okisijeni sensor ne dimexide, mushonga we dimethyl sulfoxide une zvimiro zveakasimba organic solvent. Iyo haina kuita ne zirconium uye titanium oxides, saka inokodzera ese ari maviri emhando dzeDC, ichisuka mamwe emakabhoni deposits zvakare.

Dimexide mushonga une simba rekupinda mukati, rakasununguka richipfuura nemusero membranes. Iyo yakachengeteka pachayo, asi inonhuhwirira yakasimba uye inogona kubvumira zvinhu zvinokuvadza kupinda mumuviri kubva kune deposits pane okisijeni sensor. Izvo zvinodikanwa kushanda naye mumagurovhosi ekurapa uye respirator kuitira kuchengetedza ganda uye nzira yekufema.

Kuchenesa lambda probe ne dimexide kunotanga nekugadzirira kwekuchenesa, iyo inotanga kupenya patembiricha ye +18 ℃. kuti uite liquefy, unofanira kutora bhodhoro remushonga uye kupisa mu "mvura yekugeza".

Mhedzisiro yekuchenesa ne dimexide mushure memaminitsi makumi maviri

zvakarurama kuchenesa lambda probe ne dimexide nenzira imwe chete kana uchishandisa asidhi, chete inofanira kupiswa nguva nenguva. Izvo zvinodiwa kunyura chikamu chekushanda cheokisijeni sensor mumudziyo nekugadzirira uye kuichengeta mairi, ichikurudzira dzimwe nguva. Kuchenesa lambda ne dimexide kunoda kudziya kwete zvakanyanya kumhanyisa maitiro sekudzivirira crystallization!

Kazhinji hafu yeawa kusvika paawa yekuratidzwa yakakwana. Hazvibatsiri kuchengetedza sensor mukuchenesa kwenguva yakareba, izvo zvisina kupera muawa hazvibviri kusiya muzuva.

Kana mushure mekuchenesa nechigadzirwa chimwe mhedzisiro haina kukugutsa, saka iwe unogona kumira sensor mune imwe zvakare, usakanganwa kusukurudza zvakanaka kuitira kudzivirira isingadiwe kemikari kuita.

Nzira yekusachenesa sei lambda probe pamotokari

kurudziro yekutanga yekuti usachenese sei lambda probe nemaoko ako - pasina kutevedzera mirairo ine chekuita nekuenderana kweasidhi neiyo sensor zvinhu. Asi zvakare usaite zvinotevera:

• Kukurumidza kupisa uye kutonhora. Nekuda kwekuchinja kwekushisa, iyo ceramic chikamu che sensor (iyo yakafanana zirconium kana titanium oxide) inogona kuputika. Ndosaka usapisa sensor, wozoinyudza mune inotonhora yekuchenesa. Kana tikakurumidzira nzira nekupisa, ipapo asidi inofanira kudziya, uye kuiunza kumoto kunofanira kuva kwenguva pfupi (nyaya yemasekondi), uye kwete kuvhara.
• Bvisa carbon deposits nemuchina. Abrasive agents anokuvadza nzvimbo yekushanda ye sensor, saka mushure mekuchenesa ne emery kana faira, inogona kuraswa.
• Edza kuchenesa nekudzvanya. Kana iwe ukagogodza nesimba nazvo, mikana yekugogodza soot idiki, asi njodzi yekupwanya ceramics yakakura kwazvo.

Nzira yekuona sei kuchenesa kushanda kwe lambda probe?

Mhedzisiro yekuchenesa lambda probe

Kuchenesa lambda probe haisi nzira yezvinetso zvayo zvose. Makemikari anoshanda ekuwedzera anogona chete kubvisa madhipoziti uye madhipoziti, iyo crust inodzivirira iyo sensor kubva pakuona okisijeni mumagasi ekupedza.

Kana kuchenesa lambda probe kunobatsira zvinoenderana nekuramba kusvibiswa kwacho kwanga kuri, uye nekusavapo kwemamwe matambudziko nemafuta system uye ignition system.

Kana iyo DC ichidonha, haikwanise kuenzanisa kuverenga ne "reference" mhepo, chikamu checeramic chakatyoka, chakatsemuka kubva pakupisa - hapana chinochinja mushure mekuchenesa. Chigumisiro chichave chisipo kunyange kana carbon deposits ichibviswa chete kubva pakuchengetedzwa kwesimbi, sezvo sensor pachayo iri mukati.

Maitiro ekutarisa lambda probe mushure mekuchenesa

kuitira kuti utarise probe ye lambda mushure mekuichenesa, zvinokurudzirwa kuti ubatanidze kuECU kuburikidza neOBD-2 uye ita chikanganiso chakazara reset. Mushure maizvozvi, unoda kutanga injini, rega iite, kukwira motokari uye kuverenga zvikanganiso zvakare. Kana maitiro akabudirira, mwenje weCheck Engine unodzima uye zvikanganiso zve lambda hazvizodzokeri.

Unogona kutarisa sensor pasina OBD-2 scanner ine multimeter. Kuti uite izvi, tsvaga waya yechiratidzo mune pinout yayo uye ita zvinotevera maitiro.

1. Tanga injini yekupisa yemukati uye uidzise, ​​kuitira kuti iyo DC isvike tembiricha yekushandisa.
2. Batidza multimeter muDC voltage kuyerwa modhi.
3. Batanidza kune lambda chiratidzo waya (maererano nepinout) pasina kubvisa chip ne "+" probe, uye ne "-" probe pasi.
4. Tarisa kuverenga: mukushanda, anofanirwa kuchinjika kubva pa0,2 kusvika ku0,9 volts, achichinja kanenge ka8 mumasekonzi gumi.

Magirafu emagetsi eiyo okisijeni sensor mune yakajairwa uye kana ikaparara

Kana kuverenga kwakayangarara - sensor iri kushanda, zvese zvakanaka. Kana vasingashanduki, semuenzaniso, vanochengeta pamwero we 0,4-0,5 volts nguva dzese, sensor ichafanirwa kuchinjwa. Kusachinja kwechikumbaridzo kukosha (inenge 0,1-0,2 kana 0,8-1 volts) inogona kuratidza zvese kuparara kweiyo okisijeni sensor uye kumwe kusashanda zvakanaka kunotungamira kune isiriyo musanganiswa kuumbwa.

Pane chero bhenefiti yekuchenesa iyo oxygen sensor?

Chekupedzisira, unogona kuona zvisina kunanga kuchenesa nekutyaira mota zvishoma. Kana yakajairika kushanda kweokisijeni sensor ikadzoreredzwa, kusaita kuchaita kutsetseka, ICE kusunda uye throttle mhinduro inodzokera kune yakajairwa, uye kushandiswa kwemafuta kunoderera.

Asi hazvisi nguva dzose zvinogoneka kuti unzwisise pakarepo kana kuchenesa lambda probe kwakabatsira: wongororo dzinoratidza kuti pasina kugadzirisa zvakare komputa, dzimwe nguva unofanirwa kufamba zuva kana maviri musati waonekwa.