Mota okisijeni sensor VAZ 2114

Iyo yemagetsi control system (control unit) i-on-board komputa inotarisisa zviratidzo zvehunyanzvi panguva yekushanda kwemotokari.

Kudzora kunoitwa uchishandisa akati wandei maturusi anonzi masensa. Vanoverenga zviratidzo zvakakodzera uye vanozvitumira kune iyo control system, iyo inogadzirisa kushanda kwejini.

Imwe yakadaro inzwa yeokisijeni.

Iyo yakaiswa mune exhaust manifold pamberi peiyo catalytic converter.

Tsanangudzo

Iyo okisijeni sensor VAZ 2114 chinhu chemagetsi chinotarisisa kunaka kwemagasi ekupedza.

Zita rayo rechipiri, tekinoroji chaiyo, ndeye lambda probe. Iyo inoshanda sechikamu chakakosha cheiyo electronic control system.

Hupenyu hwesevhisi ye lambda probe inogona kukanganiswa ne:

• mamiriro ekushanda;
• mhando yemafuta;
• sevhisi yakakodzera nguva;
• kuvapo kwekupisa;
• Kureba injini kushanda mune yakakosha mode;
• kugadzirisa panguva uye kuchenesa probe.

Pasi pemamiriro ekushanda akajairika, lambda probe inogona kushanda kusvika kumakore manomwe. Sezvo mutemo, panguva ino motokari inogona kufamba kusvika 7 zviuru zvemakiromita.

Kusarudzwa

Iyo VAZ 2114 okisijeni sensor yakagadzirirwa kuona okisijeni mumagasi ekuburitsa uye ambient mhepo. Sezvo yaona kukosha kwayo uye kutumira chiratidzo, iyo yemagetsi control system inoona kupisa kusingakwane kwemafuta musanganiswa mujini.

Nenzira iyi, iyo lambda probe inobatsira kuchengetedza yakatsiga uye yakagadzikana mashandiro einjini uye inogara ichiita tekinoroji pamberi pekugara ichichinja mamiriro ekushanda.

Pfungwa yekushanda

Inoona mutsauko pakati pezviviri uye inotumira chiratidzo chinoenderana kune yemagetsi control system.

Lambda probe VAZ 2114 ine zvikamu zvinotevera:

• mafuremu;
• heater yemagetsi;
• kunze electrode;
• mukati electrode;
• ceramic insulator. Inowanikwa pakati pe electrodes;
• chivharo chinodzivirira kunze kwe electrode kubva kune hutsinye hunokonzerwa nemagasi emhepo;
• connector yekubatanidza.

Electrode yekunze inogadzirwa neplatinum uye iyo yemukati electrode inogadzirwa ne zirconium. Nekuda kwezvinhu zvakasiyana zvesimbi, sensor inogona kuita mabasa ayo.

Injini yekupedza simba ndiyo inonyanya kupisa chikamu, saka zvikamu zve lambda probe zvinogadzirwa nepamusoro tembiricha inodzivirira zvinhu kudzivirira kutadza nguva isati yakwana.

Iyo yekubatanidza yekubatanidza lambda probe kune yemagetsi control system ine mapini mana:

Iyo pinout yezvibatanidza zvechibatanidza uye oksijeni sensor VAZ 2114 ndeyotevera:

Iyo pa-board komputa inopa voltage ye 0,45 V kuburikidza nemagetsi kusangana kwelambda probe.

Zvakare, panguva yekushanda kweinjini, voltage inopihwa kune hita yemagetsi.

Mushure mekutanga injini, iyo pa-bhodhi komputa haifungi nezve kuverenga kwe lambda probe. Kushanda kunodzorwa zvichienderana nekuverenga kwemamwe ma sensors: kuyerera kwemhepo yakawanda uye yemukati yekupisa injini tembiricha, pamwe neiyo throttle yekuvhura sensor.

Izvi zvinodaro nekuti hita yemagetsi haisati yaunza iyo oxygen sensor kusvika kune tembiricha yekushandisa. Yakaenzana ne ± 350 °C.

Kana iyo lambda probe ichipisa zvakakwana, inogona kuverenga zvine mutsindo ma paramita anodiwa:

• kunze electrode - kupera gasi parameters;
• parameters yemukati - kunze kwemhepo.

Chiratidzo chinofambiswa ne sensor ndiyo mutsauko pakati pezvakakosha zviviri.

Nokuenzanisa huwandu hweokisijeni mumhepo yakawanda uye kunze, iyo inogadzirisa chiyero chekupisa. Mune mamwe mazwi, basa reiyo okisijeni sensor ndeyekuona kupisa kusina kukwana kwemusanganiswa unopisa.

Apo kombiyuta yepa-bhodhi inogamuchira data pamusoro pekutsauka kwehuwandu hweokisijeni, inoita shanduko kune mamwe maitiro (somuenzaniso: kune mafuta system kana kuti kupisa, kuita izvi nokukurumidza kana kuti gare gare). Nekudaro kuripa kukanganisa mukushanda kweinjini.

Yakambogadzirwa lambda probes paVAZ-2114 yakanga isina basa rekuzvipisa. Mugadziri haana kuwedzera dhizaini ye sensor ine hita yemagetsi. Nekudaro, nepo magasi ekupedza asina kupisa iyo lambda probe kune tembiricha yekushandisa, komputa iri pabhodhi yakafunga kuverenga kwemamwe ma sensor. Asi panguva imwecheteyo, kunaka kwemagasi ekupedza kwakaderera zvakanyanya.

Pachiitiko chekubvumidzwa kwemitemo mitsva yekufambisa kwemigwagwa ine chinangwa chekudzikisa dhigirii yekusvibiswa kwezvakatipoteredza, mugadziri akachinja dhizaini yelambda probe ndokutanga kuisa maheater emagetsi. Nekuda kweizvozvo, kutonga uye shanduko yemhando yemagasi emagetsi emota yakatanga nguva refu isati yatanga kudziya kweinjini.

Kukanganisa

Kana iyo yekupedza gasi yemhando yekudzora system isingashande nemazvo, injini inova isingashande.

Iyo okisijeni sensor VAZ 2114 chinhu chakavimbika chemagetsi control system; zvisinei, kana ikasashanda, varidzi vemotokari vanoona zvinotevera zviratidzo:

• nguva zhinji kusvika neinjini yekushisa inopfuura tembiricha yekushandisa;
• jerks panguva yekudzidzira;
• kuwedzera kushandiswa kwemafuta;
• injini inomira mushure mekuwedzera kana kumhanyisa mota uye kushandura giya kuti risarerekera;
• kuderera kwehunyanzvi hunhu hwemotokari (dynamics, simba);
• pane dashboard, iyo injini yekukanganisa chiratidzo iripo - Tarisa Injini;
• kuchinja muhutano hwemagasi emhepo (ruvara, kunhuwa, kuwanda);
• kusaenzana idling yeinjini (kuchinja kusingaite muhuwandu hwekuchinja).

Zviratidzo zvekushaya simba kweiyo okisijeni sensor VAZ 2114 inofanira kuva chikonzero chekuonana nenzvimbo yebasa kana kuzviongorora.

Zvikonzero zvikuru zvinogona kudzima iyo oxygen sensor inosanganisira:

• kushandiswa kwemafuta akaderera;
• unyoro (somuenzaniso, nekuda kwekudonha kwefiriji kana mamiriro ekunze asina kunaka) mune oxygen sensor wiring kana chinongedzo;
• kazhinji kupisa injini;
• kushayikwa kwekutarisa nguva dzose kweiyo yakaunganidzwa layer ye soot;
• kuderedzwa kwesimba rekushandisa nekuda kwemamiriro akashata ekushanda.

Diagnostics

Kugadzirisa nguva nenguva kunosanganisira nhepfenyuro yekuongorora uye kugadzirisa basa.

Usati watarisa lambda probe iwe pachako, unofanirwa kuziva magadzirirwo ejini, uye kunyanya zvinhu zve lambda probe.

Diagnostics inosanganisira nhanho mbiri: kuongorora kwekuona kwezvinhu zvinooneka uye cheki yakadzama nekubviswa kwe sensor.

Kuongorora kwekuona kunosanganisira:

• kuongororwa kwe wiring uye nzvimbo dzekubatanidza. Kukuvadza, kuratidzwa kwechikamu chezvino-chinotakura chetambo kana kusagadzikana kwekubatanidza kwekubatanidza hakugamuchirwi.
• kuongororwa kwekunze kwekunze kweiyo okisijeni sensor yekushaikwa kweiyo yakasimba deposits kana soot.

Detail check:

Kutarisa wiring yeokisijeni sensor VAZ 2114 ine multimeter icharatidza conductivity uye kuramba kwetambo.

Saizvozvo, iwe unogona kutarisa pane-bhodhi komputa. Chiratidzo chainotumira kumudziyo watinenge tichidzidza ndeye 0,45 V. Kana cheki pane injini inomhanya inoratidza kutsauka kubva pachiratidzo ichi, zvakakosha kuongorora kombiyuta iri pabhodhi.

Kuti utarise probe ye lambda, unofanirwa kumhanya:

• kudziya injini kusvika kune tembiricha ye80-90 ° C;
• injini kumira;
• batanidza multimeter kune lambda probe;
• kutanga injini uye imwe-nguva kuwedzera kukurumidza kusvika 2500 rpm;
• kubviswa kwemutsara wevacuum wemafuta ekumanikidza regulator;
• tarisa voltage pane okisijeni sensor. Iyo inotevera maitiro inoenderana nekuti mangani mavolts ayo anoburitsa. 0,8 V uye zvishoma - chiratidzo chekukanganisa lambda probe. Muchiitiko ichi, iyo VAZ 2114 okisijeni sensor inofanira kutsiviwa.

Kuti utarise kana iyo sensor inoona yakaonda mafuta musanganiswa, zvinodikanwa kuti uvhare zvekunze kuvharwa kwemhepo kune injini. Kana iyo multimeter ichiverenga 0,2 V kana zvishoma, sensor iri kushanda nemazvo. Kana kuverenga kwakasiyana, une hurema hwemukati.

Nzvimbo dzebasa dzinopa rudzi rwakasiyana rwekuongorora. Inoitwa nekombiyuta yekuongorora yakabatana ne-on-board computer yemotokari. Zvese zvazvino kana zvakambokanganisa zvinoramba zviri munhoroondo yako.

Sezvo waratidza kukanganisa mune chero system yemotokari, inoichengetedza uye inopa kodhi yemunhu. Inosara yenzvimbo yebasa kuti iwane decoding yekodhi iyi uye kutora matanho ekubvisa kusashanda.

Kugadzirisa

wiring yemagetsi

Kana chikonzero chekushaya simba chiri kukanganisa kumagetsi emagetsi e lambda probe, zvakakosha kugadzirisa nzvimbo yaidiwa kana kutsiva tambo.

Connection socket

Kana iyo yekubatanidza iine oxidized, zvinodikanwa kuti ubatanidze zvakare nekubvisa vanobatika.

Mechanical kukanganisa kune wiring connector inoda kuchinjwa kwayo.

Zvishandiso zvekuchenesa

Kuunganidzwa kwemadhipoziti pamuviri weokisijeni sensor kana electrode yayo yekunze inogona kukonzera kusashanda. Kuchenesa chiyero chenguva pfupi, uye mushure meimwe nguva, iyo VAZ 2114 okisijeni sensor icharamba ichida kutsiviwa.

Nekuchenesa, zvakakosha kunyura iyo VAZ 2114 okisijeni sensor mu phosphoric asidhi kana ngura inoshandura. Nagar anofanira kusiiwa ari ega. Kuchenesa kunofanira kuitwa nezvinhu zvakagadzirwa nezvinhu zvakapfava. Kushandiswa kwezvinhu zvakaoma (simbi brashi kana sandpaper) hazvikurudzirwi).

Kutsiva imwe itsva

Kana iyo sensor isina kukwana, uye kuchenesa kubva ku carbon deposits hakuna kutungamirira pakuita kwayo, inofanira kuchinjwa.

Kutsiva lambda probe VAZ 211 sezvinotevera:

• kubvisa wiring ye lambda probe;
• bvisa iyo okisijeni sensor kubva kune yakawandisa manifold;
• kuiswa kwe sensor inoshanda;
• wiring connection.

Mushure mekugadzirisa kana kutsiva iyo okisijeni sensor paVAZ 2114, zvakakosha kuti utarise kaviri kushanda kwayo paunotanga uye uchidziya injini kune tembiricha yekushandisa.

Kunotenga zvinhu zvemotokari

Zvikamu uye zvimwe zvigadzirwa zvemotokari zvinowanikwa nyore kutengwa kumashopu emotokari muguta rako. Asi pane imwe sarudzo ichangobva kugamuchira zvakatonyanya kuvandudzwa. Iwe hauchafanirwa kumirira kwenguva yakareba kuti ugamuchire pasuru kubva kuChina - iyo Aliexpress online chitoro ikozvino ine kugona kutumira kubva kune transshipment matura ari munyika dzakasiyana siyana. Semuenzaniso, kana uchiraira, unogona kutsanangura sarudzo "Delivery kubva kuRussia".

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