kugogodza sensor kutadza

kugogodza sensor kutadza inotungamirira kukuti iyo control unit ICE (ECU) inorega kuona maitiro ekuputika panguva yekupisa kwemafuta musanganiswa mumasilinda. Dambudziko rakadaro rinoratidzika semugumisiro wechiratidzo chinobuda chisina kusimba kana, pane kudaro, chakasimba. Somugumisiro, chiedza che "check ICE" pane dashboard chinovhenekera, uye maitiro emotokari anoshanduka nekuda kwekushanda kweICE.

kuitira kutarisana nenyaya yekugogodza sensor malfunctions, unofanirwa kunzwisisa nheyo yekushanda kwayo uye mabasa ayo anoita.

Ko kugogodza sensor inoshanda sei?

Mumotokari dzeICE, imwe yemhando mbiri dzekugogodza sensors dzinogona kushandiswa - resonant uye Broadband. Asi sezvo mhando yekutanga yatove yechinyakare uye isingawanzo, isu tichatsanangura kushanda kwebroadband sensors (DD).

Iyo dhizaini yeBroadband DD yakavakirwa pane piezoelectric element, iyo, pasi pemakina chiito pairi (kureva, panguva yekuputika, iyo, iko iko, ndeye detonation), inopa ikozvino ine imwe voltage kune yemagetsi control unit. Iyo sensor inogadziriswa kuti ione masaisai eruzha mukati kubva pa6 Hz kusvika 15 kHz. Iyo dhizaini ye sensor inosanganisirawo mumiriri wehuremu, iyo inosimudzira mashandiro emagetsi pairi nekuwedzera simba, ndiko kuti, inowedzera ruzha amplitude.

Iyo voltage inopihwa nesensor kuECU kuburikidza nemapini ekubatanidza inogadziriswa nemagetsi uye zvino inopedzwa kana paine detonation muinjini yekupisa yemukati, uye nekudaro, kana nguva yekubatidza ichida kugadziriswa, izvo zvichabatsira kuibvisa. . Ndiko kuti, sensor munyaya iyi inongova "microphone".

Zviratidzo zvekuputsika kugogodza sensor

Nekutadza kwakakwana kana chidimbu kweDD, kuparara kweiyo sensor yekugogodza kunoratidzwa nechimwe chezviratidzo:

• ICE ichizununguka. Iine sensorable sensor uye control system mujini yekupisa yemukati, chiitiko ichi hachifanirwe kuve. Nenzeve, kutaridzika kwe detonation kunogona kutsanangurwa zvisina kunanga nesimbi inonzwika kubva kune inoshanda mukati memoto injini (kugogodza zvigunwe). Uye kuzunungusa zvakanyanya uye kuzununguka panguva yekushanda kweinjini yekupisa kwemukati ndicho chinhu chekutanga chaunokwanisa kuona kuparara kweiyo inogogodza sensor.
• Kuderera musimba kana "upenzi" hweinjini yekupisa mukati, iyo inoratidzwa nekuderera kwekukurumidza kana kuwedzera kwakanyanya kwekukurumidza pakumhanya kwakaderera. Izvi zvinoitika kana, nechiratidzo chisina kururama cheDD, kugadzirisa kwega kwekona yekudzima kunoitwa.
• Zvakaoma kutanga injini, kunyanya "kutonhora", ndiko kuti, pakudzika kwakadzika mushure menguva refu yekusaita (somuenzaniso, mangwanani). Kunyangwe zvinogoneka maitiro aya emota uye nekudziya ambient tembiricha.
• Kuwedzera kushandiswa kwemafuta. Sezvo kona yekudzima yakatyoka, musanganiswa wemafuta emhepo hausangane neyakakwana paramita. Saizvozvowo, mamiriro ezvinhu anomuka apo injini inopisa inopisa inoshandisa peturu yakawanda kupfuura inoda.
• Kugadzirisa kugogodza sensor kukanganisa. Kazhinji, zvikonzero zvekuonekwa kwavo chiratidzo chinobva kuDD ichienda kunze kwemiganhu inobvumirwa, kuputsika mu wiring yayo, kana kukundikana kwakakwana kwe sensor. Zvikanganiso zvicharatidzwa neCheck Engine mwenje pane dashboard.

Zvisinei, inofanira kurangarirwa kuti zviratidzo zvakadaro zvinogona kuratidza kumwe kuputsika kwejini inopisa mukati, kusanganisira mamwe ma sensor. Zvinokurudzirwa kuwedzera kuverenga iyo ECU ndangariro yezvikanganiso zvinogona kuitika nekuda kwekushanda kwakashata kwema sensors ega.

kugogodza sensor redunhu kutadza

Kuti unyatsoona kukanganisa kuDD, zvinokurudzirwa kushandisa magetsi emagetsi scanner emagetsi ekudzora unit. Kunyanya kana "cheki" mwenje wekudzora wakavhenekera pane dashboard.

Chishandiso chakanakisa chebasa iri chingave Scan Tool Pro Black Edition - chishandiso chakachipa chakagadzirwa neKorea chine mashandiro makuru anoshanda neOBD2 data transfer protocol uye inoenderana nemota zhinji dzemazuvano, pamwe nezvirongwa zve smartphone uye komputa (ine Bluetooth kana Wi-Fi module).

iwe unofanirwa kufunga kana paine imwe ye4 kugogodza sensor zvikanganiso uye zvikanganiso muDMRV, lambda kana inotonhorera tembiricha sensors, wobva waona iyo chaiyo-nguva zviratidzo zveiyo inotungamira angle uye mafuta musanganiswa kuumbwa (kanganiso yeDD sensor inobuda kumusoro. nekuderera kukuru).

Scanner Scan Tool Pro, nekuda kwe 32-bit chip, uye kwete 8, sevamwe vayo, ichakubvumira kwete kungoverenga nekugadzirisa zvikanganiso, asi kutarisa kushanda kwema sensors uye kugadzirisa mitsara yejini inopisa mukati. zvakare mudziyo uyu unobatsira kana uchitarisa mashandiro egiya bhokisi, kutapurirana kana ekubatsira masisitimu ABS, ESP, nezvimwe. pamotokari dzepamba, dzeAsia, dzeEurope uye kunyangwe dzekuAmerica.

Kazhinji, kukanganisa p0325 "Vhura dunhu mune inogogodza sensor circuit" inoratidza matambudziko mune wiring. Iyi inogona kunge iri waya yakatyoka kana, kazhinji, maoxidized contacts. Izvo zvinodikanwa kuita kudzivirira kuchengetedza kwezvibatanidza pane sensor. Dzimwe nguva kukanganisa p0325 kunoonekwa nekuda kwekuti bhanhire renguva rinotsvedza mazino 1-2.

P0328 Knock Sensor Signal High kazhinji chiratidzo chedambudziko newaya yakakwira voltage. kureva, kana iyo insulation ikatsemuka nepakati pavo kana piezoelectric element. Saizvozvo, kukanganisa kwakaratidzwa kunogonawo kuitika nekuda kwekuti bhandi renguva rakasvetuka mazino mashoma. Kuti uongorore, unofanirwa kutarisa zviratidzo pairi uye mamiriro ewashers.

Zvikanganiso p0327 kana p0326 zvinowanzogadzirwa mundangariro yekombuta nekuda kwechiratidzo chakaderera kubva kugogodza sensor. Chikonzero chinogona kunge chiri kushomeka kwekubata kubva kwairi, kana kushomeka kwemagetsi kusangana kwe sensor ine cylinder block. Kuti ubvise kukanganisa, unogona kuedza kugadzirisa ese ari maviri ataurwa uye sensor pachayo neWD-40. Izvo zvakakoshawo kutarisa iyo sensor inokwira torque sezvo iyi parameter yakakosha pakushanda kwayo.

Kazhinji, zvinogona kucherechedzwa kuti zviratidzo zvekuputsika kweiyo kugogodza sensor zvakafanana nezviratidzo zvekunonoka kupisa, nekuti ECU, nekuda kwezvikonzero zvekuchengetedza mota, inoedza kuburitsa otomatiki nekukurumidza sezvinobvira. inobvisa kuparadzwa kwemotokari (kana kona yakanyanyisa, ipapo kunze kwekuputika kunoonekwa, kwete chete madonhwe emagetsi, asi kune ngozi yekupisa kwevhavha). Saka, kazhinji, tinogona kugumisa kuti zviratidzo zvikuru zvakangofanana nekukanganisa nguva yekubatidza.

Zvikonzero zvekugogodza sensor kutadza

Kana zviri zvezvikonzero nei paine matambudziko nekugogodza sensor, izvi zvinosanganisira zvinotevera kuputsika:

• Kutyora kwemagetsi kusangana pakati pe sensor housing uye injini block. Sezvinoratidzwa nemaitiro, ichi ndicho chikonzero chakajairika. Kazhinji, iyo sensor pachayo ine chimiro chakatenderedzwa negomba rinokwira pakati, kuburikidza iyo inosungirirwa pachigaro chayo uchishandisa bhaudhi kana stud. Saizvozvo, kana torque yekusimbisa yadzikira mukubatanidza yakasungwa (kutsikirira kweDD kuenda kuICE kwakadzikira), ipapo sensor haigamuchire kurira kwemagetsi kubva kucylinder block. Kuti ubvise kuparara kwakadaro, zvakakwana kusimbisa iyo yakataurwa threaded yekubatanidza, kana kutsiva bhaudhi yekugadzirisa nepini yekugadzirisa, sezvo inonyanya kuvimbika uye inopa yakasimba mechanical connection.
• Sensor wiring matambudziko. Muchiitiko ichi, panogona kunge kune matambudziko akasiyana-siyana, semuenzaniso, kupfupisa kwekupa kana chiratidzo waya kusvika pasi, kukuvara kwemagetsi kune waya (kunyanya munzvimbo dzayakakotama), kukuvadzwa kwemukati kana kunze kwekudzivirira, kuputsika kwetambo yese. kana macores ayo ega (kupa, chiratidzo), kudzivirira kutadza. Kana dambudziko rikagadziriswa nekudzorera kana kutsiva wiring yayo.
• Kusangana kwakashata panzvimbo yekubatanidza. Mamiriro ezvinhu aya dzimwe nguva anoitika kana, semuenzaniso, iyo latch yepurasitiki yakaputswa panzvimbo iyo ma sensor contacts akabatana. Dzimwe nguva, semugumisiro wekuzununguka, kubatwa kunongoputsika, uye, maererano, chiratidzo kubva kune sensor kana simba kune iyo haingosviki kune adhindwa. Kuti ugadzirise, unogona kuedza kutsiva chip, gadzirisa iyo yekubata, kana neimwe nzira yemakanika edza kubatanidza mapadhi maviri nevanobata.
• Complete sensor kukundikana. Iyo yekugogodza sensor pachayo chishandiso chiri nyore, saka hapana chakakosha kutyora, zvichiteerana, uye haawanzo kukundikana, asi zvinoitika. Iyo sensor haigone kugadziriswa, saka, kana paine kuparara kwakakwana, inofanira kutsiviwa neitsva.
• Matambudziko neelectronic control unit. MuECU, sezvakaita chero imwe midziyo yemagetsi, kukundikana kwesoftware kunogona kuitika, izvo zvinotungamirira kune maonero asina kururama emashoko kubva kuDD, uye, maererano, kugamuchirwa kwezvisarudzo zvisiri izvo neyuniti.

Sezvineiwo, kana munhu anofarira mota akabata sevhisi yemotokari achinyunyuta nezve mashandiro eiyo sensor yekugogodza, dzimwe mhizha dzisina kutendeseka dzinokurumidza kupa kuti dzitsive neimwe itsva. Naizvozvo, tora mari yakawanda kubva kumutengi. Pane kudaro, iwe unogona kuedza kuomesa torque pane yakasungwa yekusungirira sensor uye / kana kutsiva bhaudhi ne stud. Muzviitiko zvakawanda izvi zvinobatsira.

Chii chiri kugogodza sensor kutadza?

Ndinogona kutyaira nechakaipa chekugogodza sensor? Mubvunzo uyu unofadza kune vatyairi vakatanga kusangana nedambudziko iri. Nenzira yakawanda, mhinduro kumubvunzo uyu inogona kuumbwa sezvinotevera - munguva pfupi, unogona kushandisa motokari, asi panguva yekutanga, unofanirwa kuita tsvakurudzo yakakodzera uye kugadzirisa dambudziko racho.

Zvechokwadi, maererano nemusimboti wekushanda kwekombuta, kana kuparara kwemafuta kugogodza sensor kunoitika, inongoerekana yaitika kunonoka kubatidza kunoiswa kuitira kuti usabvisa kukanganisa kune zvikamu zveboka repiston muchiitiko che detonation chaiyo panguva yekupisa kwemafuta musanganiswa. Semagumo - kushandiswa kwemafuta kunokwira uye zvakanyanya kudonha masimba izvo zvinonyanya kuoneka sezvo rpm inowedzera.

Chii chinoitika kana iwe ukadzima iyo yekugogodza sensor zvachose?

Vamwe varidzi vemotokari vanoedza kudzima sensor yekugogodza, sezvo pasi pemamiriro ekunze ekushanda uye kuwedzera mafuta nemafuta akanaka, zvingaite sezvisina basa. Zvisinei, hazvisi! Nekuti detonation haingokonzerwi nemafuta akaipa uye matambudziko ane spark plugs, compression uye misfires. Naizvozvo, kana iwe ukadzima iyo yekugogodza sensor, mhedzisiro inogona kunge inotevera:

• kukurumidza kukanganisa (kuputsika) kwe cylinder head gasket nemigumisiro yese inotevera;
• kukurumidza kupfeka kwezvinhu zve cylinder-piston boka;
• musoro wehumburumbira wakatsemuka;
• kupisa (kwakazara kana chidimbu) kwepiston imwe kana kupfuura;
• kukundikana kwejumpers pakati pezvindori;
• kubatanidza tsvimbo bend;
• kupisa mahwendefa evhavha.

Izvi zvinokonzerwa nekuti kana ichi chiitiko chikaitika, iyo yemagetsi control unit haitore matanho ekuibvisa. Nokudaro, hapana chikonzero iwe unofanira kuidzima uye kuisa jumper kubva pakupikisa, nokuti izvi zvakazara nekugadzirisa kunodhura.

Maitiro ekuona kana iyo yekugogodza sensor yakaputsika

Kana zviratidzo zvekutanga zvekukundikana kweDD zvichionekwa, mubvunzo une musoro ndewekuti ungatarisa sei uye uone kana iyo sensor yekugogodza yakaputsika. Chekutanga pane zvese, zvinofanirwa kutaurwa kuti kutarisa iyo yekugogodza sensor inogoneka pasina kuibvisa kubva kune cylinder block, saka mushure mekuibvisa kubva pachigaro. Uye pakutanga zviri nani kuita bvunzo dzinoverengeka kana sensor yakadzvanywa kune block. Muchidimbu, maitiro anoita seizvi:

• isa iyo isingashande kumhanya kusvika ku2000 rpm;
• nechimwe chinhu chesimbi (sando diki, chipanera) kurova kamwe chete kana kaviri kupera simba (!!!) pamusoro pemuviri we cylinder block munharaunda yezita re sensor (unogona kuirova zvishoma pane sensor);
• kana injini yekumhanyisa inodonha mushure meizvozvo (izvi zvichanzwika), zvinoreva kuti sensor iri kushanda;
• iyo yekumhanyisa yakaramba iri padanho rimwe chete - unofanirwa kuita cheki yekuwedzera.

Kuti utarise iyo inogogodza sensor, mutyairi anozoda yemagetsi multimeter inokwanisa kuyera kukosha kwekupokana kwemagetsi, pamwe neDC voltage. Nzira yakanakisa yekutarisa ndeye oscilloscope. Iyo sensor operation diagram yakatorwa nayo icharatidza pachena kuti iri kushanda here kana kuti kwete.

Asi sezvo chete tester inowanikwa kumutyairi akajairwa, zvakakwana kuti utarise kuverenga kwekupokana kunopihwa ne sensor kana yabatwa. Iro rekudzivirira renji riri mukati me400 ... 1000 Ohm. zvinosungirwawo kuita cheki yekutanga yekutendeseka kweiyo wiring - ingave paine kutyora, kukuvadza kwekudzivirira kana kupfupika. Iwe haugone kuita pasina rubatsiro rwe multimeter.

Kana iyo bvunzo yakaratidza kuti iyo mafuta inogogodza sensor iri kushanda, uye iko kukanganisa kweiyo sensor chiratidzo ichibuda kunze, saka zvingave zvakakosha kutsvaga chikonzero kwete mu sensor pachayo, asi mukushanda kweinjini yekupisa yemukati kana gearbox. . Sei? Ruzha uye kudedera ndiko kukonzeresa zvese, izvo DD inogona kuona sedetonation yehuni uye kugadzirisa zvisizvo kona yekudzima!