Knock sensor ZMZ 406

Vatyairi vane ruzivo vanonyatsoyeuka kuti Zhiguli yakaputika sei painowedzera peturu yakaipa kana kuti yakaderera-octane. Kugogodza kweinjini kunoitika kana injini yamira. Kwenguva yakati mushure mekudzima moto, inoramba ichitenderera zvisina kufanana, "twitch".

Paunenge uchityaira peturu yemhando yakaderera, sekutaura kwevatyairi, inogona "kugogodza zvigunwe". Izvi zvakare kuratidzwa kwe detonation effect. Muchokwadi, izvi zviri kure nemhedzisiro isingakuvadzi. Kana yaiswa pairi, kurema kwakanyanya kwepiston, mavharuvhu, silinda musoro uye injini yese inoitika. Mumotokari dzemazuva ano, kugogodza masensa (DD) anoshandiswa mukudzora masisitimu kudzivirira injini kugogodza).

Chii chinonzi detonation

Injini inogogodza inzira yekuzvibatidza yega yemusanganiswa wepeturu nemhepo pasina kubatanidzwa kwemoto wekudzima.

Nechepfungwa, kana dzvinyiriro muhumburumbira ichidarika iyo inotenderwa kukosha kwemusanganiswa nepeturu yeimwe nhamba yeoctane, kuzvidzima kunoitika. Iyo yakaderera nhamba yeoctane yepeturu, iyo yakaderera iyo compression ratio mukuita uku.

Kana injini yadzingirwa, iyo yekuzvibatisa pachayo inokonzeresa, hapana imwe sosi yekubatidza:

Kana isu tikavaka kutsamira kwekumanikidza mucylinder pakona yekudzima, zvino ichaita seizvi:

Girafu inoratidza kuti panguva yekuputika, iyo yakanyanya kudzvanywa muhumburumbira inenge yakapetwa kaviri kudzvinyirira kwakanyanya panguva yekupisa kwakajairika. Mitoro yakadai inogona kukonzeresa kutadza kweinjini, kunyangwe yakaomarara senge block yakatsemuka.

Zvinhu zvikuru zvinotungamira pakuonekwa kweiyo detonation athari:

• octane isiriyo nhamba yepeturu yakazadzwa;
• dhizaini maficha einjini yekupisa yemukati (compression ratio, piston shape, combustion chamber maitiro, nezvimwewo) inobatsira kuwedzera mukana weichi chiitiko);
• maitiro ekushanda kwesimba remagetsi (ambient air tembiricha, peturu mhando, mamiriro emakenduru, mutoro, nezvimwewo).

Kusarudzwa

Chinangwa chikuru chekugogodza sensor ndechekuona kuitika kweiyi inokuvadza munguva uye kuendesa ruzivo kune yemagetsi injini yekudzora unit kugadzirisa mhando yemafuta-yemhepo musanganiswa uye ignition angle kuitira kudzivirira njodzi kugogodza injini.

Kunyoreswa kwechokwadi chekukanganisa uku kunoitwa nekushandura mechanical vibrations yeinjini kuita chiratidzo chemagetsi.

Ainoita

Nheyo yekushanda kweanenge ese anogogodza masensa anobva pakushandiswa kweiyo piezoelectric athari. Iyo piezoelectric mhedzisiro kugona kwezvimwe zvinhu kugadzira mutsauko ungangoita pasi pemechani kushushikana.

Varume vazhinji vakashandisa piezoelectric lighters uye vanoziva kuti vanogadzira spark yemagetsi yakakomba. Aya mavheti akakwirira haaitike pakugogodza sensors, asi chiratidzo chinogamuchirwa munyaya iyi chakakwana kune injini yekudzora unit.

Mhando mbiri dzekugogodza sensors dzinoshandiswa: resonant uye Broadband.

Broadband DD chirongwa chinoshandiswa paVAZ nedzimwe mota dzakagadzirwa kunze kwenyika:

Broadband sensors akaiswa pa cylinder block padyo nenzvimbo yekupisa. Rutsigiro rune chimiro chakaomarara kuitira kuti usaderedze kuvhunduka kana kuitika kweiyo injini inopisa mukati.

Iyo piezoceramic sensing element inogadzira simba remagetsi rakakwana amplitude yekugadziriswa nejini yekudzora unit mune yakakura frequency renji.

Broadband sensors inoumba chiratidzo, zvese kana kupisa kwakadzimwa injini yakamira nekumhanya kwakaderera, uye nekumhanya kwakanyanya paunenge uchityaira.

Dzimwe mota, dzakaita seToyota, dzinoshandisa ma sensors:

MaDD akadaro anoshanda nekumhanya kweinjini yakaderera, apo, nekuda kweiyo resonance phenomenon, yakakura kwazvo mechanical effect pane piezoelectric plate inowanikwa, zvichiteerana, chiratidzo chikuru chinoumbwa. Hazvina kuitika kuti inodzivirira shunt resistor yakaiswa pane idzi sensors.

Chakanakira resonant sensors ndeye kusefa kwemakanika mhedzisiro paunenge uchityaira mumigwagwa ine hutsinye, extraneous mechanic shocks isingaenderane neiyo injini detonation.

DD resonant type inoiswa pane yavo yega threaded yekubatanidza, yakafanana neoiri pressure sensors muchimiro.

Knock Sensor Malfunction Symptoms

Chiratidzo chikuru chinoratidza kusashanda kweiyo kugogodza sensor kuratidzwa kwakananga kweiyo injini kusashanda zvakanaka kwakatsanangurwa pamusoro apa.

Muzviitiko zvakawanda, izvi zvinogona kunge zviri chikonzero chekuparara kwemagetsi kwe sensor, kunyanya, panguva yekukanganisa panguva yetsaona, kana kunyorova kupinda mukati mekubatanidza kana kuburikidza nekutsemuka munharaunda yepiezoelectric sensor.

Kana iyo DD ikatanga kuputsa michina, panguva yekufamba, kukosha kwevoltage pamaterminals ayo kunogona kuchinja zvakanyanya. Iyo injini yekudzora unit inopindura kune simba rekuwedzera senge inobvira detonation.

Nekungoerekana kwagadziriswa kwekona yekudzima, injini inotanga, kumhanya kunoyangarara. Izvo zvakafanana zvinogona kuitika kana iyo sensor inokwira yakasununguka.

Maitiro ekutarisa iyo yekugogodza sensor

Kuongorora kwekombuta hakugaro kugadzirisa kusashanda kweiyo knock sensor. Kuongororwa kweinjini kunowanzoitika munzvimbo yakamira pachiteshi chesevhisi, uye kugogodza kunonyanya kutaurwa kana mota ichifamba nemitoro yakawedzera (mugiya rakakwirira) kana panguva iyo kupisa kwakadzimwa, kana kuongororwa kwekombuta kusingabviri.

Pasina kubvisa kubva mumotokari

Pane nzira yekuongorora yekugogodza sensor pasina kuibvisa kubva panzvimbo yayo yakajairika. Kuti uite izvi, tanga uye udziye injini, wobva warova chinhu chidiki chesimbi pane sensor inokwira bhaudhi. Kana pane shanduko yeinjini kumhanya (kuchinja mukumhanya), ipapo DD inoshanda.

Multimeter

Nzira yakavimbika yekutarisa kuita ndeyekuparadzanisa sensor, bvisa chinongedzo, batanidza multimeter kumaterminal ayo munzvimbo yekuyera voltage ye2 volts.

Ipapo unofanira kumurova nesimbi. Iyo multimeter kuverenga kunofanirwa kuwedzera kubva pa0 kusvika makumi akati wandei emamirimita (zviri nani kutarisa pulse amplitude kubva mubhuku rereferenzi). Chero zvazvingaitika, kana iyo voltage ichikwira kana yakabatwa, iyo sensor haina magetsi isingaputsi.

Zviri nani kubatanidza oscilloscope pane multimeter, ipapo iwe unogona kunyatsoona kunyange chimiro chechiratidzo chekubuda. Muedzo uyu unoitwa zvakanyanya pachiteshi chebasa.

Replacement

Muchiitiko chekuti pane fungidziro yekusashanda kwekugogodza sensor, inofanirwa kuchinjwa. Kazhinji, ivo havawanzo kukundikana uye vane refu sosi, kazhinji kupfuura injini sosi. Muzviitiko zvakawanda, kukanganisa kunoumbwa semugumisiro wenjodzi kana kuparara kwechikwata chemasimba panguva yekugadzirisa kukuru.

Nheyo yekushanda kwekugogodza sensors yakafanana kune yega yega mhando (resonant uye Broadband). Naizvozvo, dzimwe nguva unogona kushandisa mudziyo kubva mamwe injini mhando kana pasina chizvarwa. Ehe, kana inokodzera iyo yekumhara data uye yekubatanidza. Inotenderwa kuisa DD yaive ichishanda kubva kune yakabviswa zvombo.

Mazano

Vamwe vatyairi vanokanganwa nezveDD, sezvo asingamboyeuki kuvapo kwake, uye matambudziko ake haakonzeri mhedzisiro yakadai sepakaitika kusashanda zvakanaka, semuenzaniso, sensor yenzvimbo ye crankshaft.

Nekudaro, mhedzisiro yekusashanda kwechigadzirwa ichi inogona kuva matambudziko akakura neinjini. Naizvozvo, kana uchishanda mota, ita shuwa kuti inogogodza sensor:

• akanga akachengetedzwa zvakanaka;
• pakanga pasina mvura ine mafuta pamuviri wake;
• Pakanga pasina zviratidzo zvekuora paconnector.

Nzira yekutarisa DTOZH ine multimeter uye kuti ndezvipi nuances zviri nani kuziva.

Vhidhiyo: iripi kugogodza sensor ZAZ Lanos, Chance, Chery uye kuti ungaitarisa sei ine multimeter, uye zvakare pasina kuibvisa mumotokari:

Inogona kufarira:

Ndinotya kuti mushure menjodzi, havasi vose vachayeuka iyi sensor, pachava nemamwe matambudziko akawanda. Asi ndaisaziva nezvemafuta anogona kuikuvadza, ndoda kuona kuti inonzwa sei mumota mangu. Iko hakuna zviratidzo zvekukuvadza parizvino, injini iri kushanda zvakanaka, asi ndiani anoziva. Kana iri detonation muZhiguli, yakaonekwa pamotokari dzose dzekare nguva nenguva, chimwe chinhu chinotyisa, ndinokuudza, kana vasina kutyaira injini dzekare dze carburetor. Mota yave kutobhowekana nekutinhira, munoona, zvino chimwe chinhu chichadonha.

Ndaitawo dambudziko nesensor iyi. Dynamics haina kufanana, yakawedzera zvishoma kushandiswa. Pakupedzisira, pazvakazoitika kuti zvinhu zvakanga zvisina kunaka ne sensor iyi, hazvingaiti kungozvishandura kana, nokuti 1 kubva pagumi manzwi akadaro anoshanda paVAZ. Ndokunge, iwe unofanirwa kuenda kunotenga nemuyedzi uye tarisa imwe neimwe sensor itsva

Kutaura chokwadi, handisati ndambonzwa nezve sensor iyi inotadza pamota dzemazuvano. MuFF2 kwemakore 9 havana kumbobviswa. Ini ndinonyatsoziva kuti chii (paive neshanu mukupera kwema90s). Kazhinji, tyaira nepeturu yakataurwa uye usatarise kuchengetedza, ichave inodhura.

Kubva pane zvandakasangana nazvo mukushandisa mota, ndinonyatsoziva kuti mota inogogodza sensor kashoma ikakundikana. Muhupenyu hwangu ndaifanira kushandisa, kwenguva yakareba, motokari dzomumusha dzakadai se: Moskvich-2141, ine injini yeZhiguli ine mavhiri matanhatu (anenge makore manomwe); Zhiguli -7 (anenge makore manomwe); Lada gumi (anenge makore 2107), pamwe chete kweanoda kusvika makore makumi maviri echiitiko mukushandisa idzi mota, iyo yekumanikidza sensor haina kumbotadza. Asi kuputika kweinjini dzemotokari idzi kwaifanira kucherechedzwa kanopfuura kamwe. Kunyanya mumakore makumi mapfumbamwe, kunaka kwepeturu yakadirwa mumotokari pazviteshi zvepeturu yaityisa. Iyo peturu dispenser 7 yaiwanzozadzwa nepeturu yeiyo yakaderera octane nhamba, isina kunyatsogadziriswa, nekuvapo kwemvura kana zvimwe zvinwiwa. Mushure mekuwedzera mafuta kudaro, zvigunwe zveinjini zvakatanga kugogodza, uye apo mutoro wakawedzera, zvakaratidzika kuti vaida kusvetuka kubva mumotokari yaimhanya.

Kana peturu yaivewo nemvura, ipapo injini yaifanira kuhotsira kwenguva yakareba. Dzimwe nguva, sezvairatidzika kuvatyairi, kuitira kuchengetedza pakutenga peturu, peturu yemhando yakaderera pane yakatemwa nemugadziri wemotokari yakadururirwa mutangi. Panguva imwecheteyo, iwe unodzima mota, wodzima moto, uye injini inoramba ichizununguka, dzimwe nguva iine hunhu hwemapopu mune muffler, sekunge iwe une moto wakaiswa zvisizvo, ipapo injini yaifanira kuhotsira kwenguva refu. nguva. Dzimwe nguva, sezvairatidzika kuvatyairi, kuitira kuchengetedza pakutenga peturu, peturu yemhando yakaderera pane yakatemwa nemugadziri wemotokari yakadururirwa mutangi. Panguva imwecheteyo, iwe unodzima mota, wodzima moto, uye injini inoramba ichizununguka, dzimwe nguva iine hunhu hwemapopu mune muffler, sekunge iwe une moto wakaiswa zvisizvo, ipapo injini yaifanira kuhotsira kwenguva refu. nguva. Dzimwe nguva, sezvairatidzika kuvatyairi, kuitira kuchengetedza pakutenga peturu, peturu yemhando yakaderera pane yakatemwa nemugadziri wemotokari yakadururirwa mutangi. Panguva imwecheteyo, iwe unodzima mota, dzima moto, uye injini inoramba ichizununguka zvakashata, dzimwe nguva iine hunhu pops mune muffler, sekunge iwe wakave nemoto wakaiswa zvisizvo.

Zvechokwadi, nezviratidzo zvakadaro, injini yakakuvadzwa.

Ndakamhanyira ku knock sensor pandakatadza kuburuka parobhoti rimwe zuva. Injini yakaputika nenzira inotyisa. Neimwe nzira akapinda mubasa. Vakatarisa zvese uye vakatotsiva sensor, mhedzisiro yacho yakafanana. Uye ipapo ini ndakatanga kusangana nechishandiso chinoita spectral ongororo yemafuta. Ndipo apo vakomana vakandiratidza kuti panzvimbo ye95 handina kana 92, asi ndinoda 80. Saka usati watarisana ne sensor, tarisa gasi.

Makore mangani ndave ndichishandisa mota uye kutyaira kubva 1992? Aka ndekekutanga kunzwa nezve sensor iyi, kusvika pakunyara kwangu. Yakasimudzwa pasi pehodhi, yakawanikwa, yakatariswa, sepanzvimbo yayo. Ini handina kumbobvira ndaita dambudziko ne sensor.

Kutarisa kugogodza sensor

Dzima ignition uye bvisa iyo negative bhatiri terminal.

Tichishandisa kiyi "13", tinosunungura nut kuchengetedza sensor kumadziro evhavhavhavhavha (kujekesa, manifold ekutora akabviswa).

Uchibvisa clip yechirimo pabhuroko nescrewdriver yakatetepa, bvisa waya block kubva kune sensor.

Isu tinobatanidza voltmeter kune ma sensor terminals uye, zvishoma kurova sensor body nechinhu chakasimba, tinoona shanduko yevoltage.

Kusavapo kwevoltage pulses kunoratidza kusashanda kwe sensor.

Izvo zvinogoneka kunyatso tarisa sensor kune malfunctions chete pane yakakosha vibration rutsigiro

Isa iyo sensor mune reverse order.