Nzira yekutarisa valve yekuchenesa ne multimeter
Zviri mukati
The purge valve mudziyo une maitiro ayo.
Kusiyana nezvimwe zvikamu muinjini yako, zvinotora nguva yakawanda kuti makanika azviratidze kana matambudziko amuka.
Oddly zvakakwana, ichi ndicho chimwe chezvinhu zviri nyore kumhanyisa bvunzo.
Pane nzira dzinoverengeka dzinogona kushandiswa, zvisinei vanhu vazhinji havazive zvekuita.
Ichi chinyorwa chinobata zvese zvaunoda kuziva nezvevhavha yekuchenesa, kusanganisira kuti inoshanda sei uye nzira dzakasiyana dzekuiongorora nemultimeter.
Ngatitangei.
Chii chinonzi purge valve?
Ivhavha yekuchenesa chinhu chakakosha chemazuva ano Evaporative Emissions Control (EVAP) masisitimu anobatsira kuvandudza kushanda kwemafuta uye kuderedza kuburitswa.
Panguva yekupisa, EVAP purge valve inodzivirira mhepo yehutsi kuti irege kupukunyuka mumhepo nekuichengeta mukati memoto wemarasha.
Kamwe iyo powertrain control module (PCM) inotumira chiratidzo kune yekuchenesa vharafu, idzi mhute dzemafuta dzinodzingwa muinjini yekupisa, ichiita sechipiri chemafuta sosi.
Mukuita kudaro, PCM inovimbisa kuti valve yekuchenesa inovhura uye inovhara panguva yakakodzera kuti isunungure huwandu hwehuputi hwehuni mujini.
Purge valve matambudziko
Ivhavha yekuchenesa inogona kunge iine zvikanganiso zvakawanda.
- Purge valve yakavharwa
Kana vharafu yekuchenesa inonamira munzvimbo yakavharwa, kukanganisa uye kunetseka kutanga injini kunoitika.
Nekudaro, iyo PCM inoona zviri nyore dambudziko iri uye marambi einjini anouya pane dashboard yemota.
- Purge valve yakanamira yakashama
Kana vharuvhu yekuchenesa yanamira panzvimbo yakavhurika, hazvibviri kudzora huwandu hwehutsi hwehutsi hunokandwa muinjini.
Izvo zvakare zvinokonzeresa injini kukanganisa uye kunetsa kutanga, uye zvakanyanya kuoma kuona nekuti mota inoramba ichimhanya.
- Dambudziko remagetsi terminal
Panogona kunge paine matambudziko nemagetsi emagetsi anoibatanidza nePCM.
Izvi zvinoreva kuti kana pakaitika kusashanda, valve yekuchenesa haigamuchiri ruzivo rwakarurama kubva kuPCM kuti iite mabasa ayo.
A multimeter inobatsira kuitisa bvunzo dzakakodzera pane izvi pamwe nebvunzo pane zvimwe zvikamu zvemotokari.
Maitiro ekuyedza Purge Valve ine Multimeter (3 Nzira)
Kuti uedze vharuvhu yekuchenesa, isa iyo multimeter dial kune ohms, isa bvunzo inotungamira pane yekuchenesa valve magetsi emagetsi, uye tarisa kuramba pakati pematerminal. Kuverenga pazasi 14 ohms kana pamusoro pe30 ohms zvinoreva kuti vharafu yekuchenesa haina kunaka uye inoda kutsiviwa..
Izvo hazvisi zvose, pamwe chete nedzimwe nzira dzekutarisa kana valve yekuchenesa iri mumamiriro ezvinhu akanaka kana kwete, uye tichaenda kwavari ikozvino.
Nzira 1: Kuenderera Kuongorora
Mavharuvhu mazhinji ekuchenesa ndeye solenoid, uye bvunzo yekuenderera inobatsira kuona kuti simbi kana coil yemhangura inomhanya kubva kune yakanaka kuenda kune yakaipa terminal yakanaka.
Kana iyi coil yakanganisa, valve yekuchenesa haishande. Kuti uite bvunzo iyi, tevera matanho aya.
- Bvisa vharafu yekuchenesa kubva mumotokari
Kuti uve nekuwana kwakakodzera kuvhavha yekuchenesa uye kutarisa kuenderera mberi, unofanirwa kuibvisa kubva mumotokari.
Usati waita izvi, iva nechokwadi chokuti motokari yakadzimwa kwemaminitsi makumi matatu.
Bvisa vharuvhu yekugezesa nekusunungura zvisungo zvepanopinda nepaposi, pamwe nekuibvisa pachiteshi chemagetsi.
Iyo inlet hose inobva mutangi yemafuta uye pombi yekubuda nayo inoenda kunjini.
- Isa iyo multimeter kune inoenderera modhi
Isa iyo dial ye multimeter kune inoenderera modhi, iyo inowanzo miririrwa ne "sound wave" icon.
Kuti utarise kana iyi modhi yakarongedzwa nemazvo, isa maviri multimeter probes pamusoro peumwe uye iwe unonzwa beep.
- Isa iyo multimeter probes pamaterminals
Kamwe yako multimeter yagadziriswa nemazvo, iwe unongoisa ma probes pane yekuchenesa valve's power terminals.
- Reta zvabuda
Iye zvino, kana iyo multimeter isinganyanyi kurira paunounza probes kumagetsi emagetsi, ipapo coil mukati mevhavha yekuchenesa yakakuvadzwa uye valve yose inoda kuchinjwa.
Kana iyo multimeter ichirira, enda kune mamwe bvunzo.
Nzira 2: Resistance Test
Ivhavha yekuchenesa inogona kusashanda zvakanaka nokuti kushorwa pakati pezvakanaka uye zvisina kunaka zviteshi zvakaderera kana zvakanyanya.
Iyo multimeter ichakubatsirawo kuongorora nekutevera matanho aya.
- Bvisa vharafu yekuchenesa kubva mumotokari
Sezvakangoita bvunzo yekuenderera mberi, iwe unobvisa zvachose valve yekuchenesa kubva mumotokari.
Iwe unosunungura zvisungo uye zvakare unoparadzanisa vharafu pamagetsi emagetsi.
- Isa yako multimeter kune ohms
Kuyera kupikisa muvharuvhu yako yekuchenesa, unoisa iyo multimeter dial kune ohms.
Izvi zvinowanzoratidzwa neomega chiratidzo (Ω) pane multimeter.
Kusimbisa kuti yakarongedzwa nemazvo, iyo multimeter inofanirwa kuratidza "OL" zvinoreva kuvhura loop kana "1" zvinoreva kuverenga kusingagumi.
- Nzvimbo ye multimeter probes
Ingoisa iyo multimeter inotungamira pane purge valve magetsi terminals.
- Reta zvabuda
Izvi ndizvo zvauri kutarisisa. Ivhavha yakanaka yekuchenesa inotarisirwa kuve nekupikisa kwe14 ohms kusvika ku30 ohms, zvichienderana nemuenzaniso.
Kana iyo multimeter ichiratidza kukosha kuri pamusoro kana pazasi peyero yakakodzera, ipapo valve yako yekuchenesa haina kunaka uye inoda kutsiviwa.
Kana kukosha kuchiwira mukati mehuwandu uhwu, zvino enda kune mamwe matanho.
A multimeter haidiwe kune aya mamwe matanho, asi inobatsira pakuongorora zvakanamira-yakavhurika kana yakavharwa-nzvimbo matambudziko.
Nzira 3: mechanical test
Mechanical kudzvanya bvunzo dzinosanganisira yekuchenesa valve yekudzvanya bvunzo uye yekuchenesa valve vacuum bvunzo.
Purge Valve Click Test
Kutarisa kugezwa kwevharuvhu kunobatsira kuona dambudziko rakavharika rakavharika.
Kazhinji, kana injini ichimhanya, chiratidzo chinotumirwa kuvharuvhu yekuchenesa pazvibatanidza zvepakati kuti zvivhure uye kubvumira mhute yemafuta kupinda.
Pane ruzha rwekudzvanya pese panovhurwa vharuvhu uye izvi ndizvo zvauri kuda kutarisa.
Kuti uite bvunzo iri nyore, tevera matanho aya.
Kana vharafu yekuchenesa yabviswa kubva pamotokari yako, batanidza kune simba nekungoibatanidza nebhatiri remotokari. Iyo iri nyore kuseta uye zvese zvaunoda zvimedu zvealligator, bhatiri 12 volt uye nzeve dzako.
Isa zvimedu zvealligator pamagetsi ega ega evhavha yako yekuchenesa uye isa imwe magumo ezvimedu zviri zviviri pane imwe neimwe yebhatiri positi. Izvi zvinoreva kuti imwe alligator clip inoenda kune yakanaka bhatiri terminal uye imwe kune iyo isina kunaka.
Ivhavhavha yekuchenesa yakanaka inoita ruzha rwekudzvanya kana mabhanhire akanyatsobatanidzwa. Sezvambotaurwa, ruzha rwekudzvanya runobva pakuvhurwa kwevhavha yekuchenesa.
Iyi nzira iri nyore, uye kana ichiita seyakavhiringika, iyi vhidhiyo pfupi inoratidza chaizvo maitiro ekuita bvunzo yekuchenesa valve.
Purge Valve Vacuum Test
Yekuchenesa valve vacuum bvunzo inobatsira kuona dambudziko rakavhurika tsvimbo.
Kana vharafu yekuchenesa ichidonha, haizoite basa rayo kuendesa huwandu hwakafanira hwehupfu hwehutsi kunjini.
Chimwe chishandiso chekuwedzera chauchazoda ruoko rwakabata vacuum pombi.
Danho rekutanga nderekubatanidza pombi yevacuum pachiteshi chekubuditsa panobuditsa futuru ichipinda muinjini.
Unoda pombi yepombi yevacuum kuti ive pakati pe5 ne8 inches kuti ikwane zvakanaka.
Kana pombi yabatanidzwa nemazvo, vhura pombi yevacuum uye tarisa kuti kudzvanywa kuri pakati pe20 ne30 Hg. 30 rt. Art. inomiririra vacuum yakanaka uye ndiyo yakanyanya kuwanikwa vacuum pressure (yakatenderedzwa kubva pa29.92 Hg).
Mirira 2-3 maminetsi uye nyatsotarisisa iyo vacuum pressure papombi.
Kana iyo vacuum pressure ikadonha, valve yekuchenesa iri kubuda uye inoda kutsiviwa. Kana zvisina kudaro, saka hapana kudonha muvhavha yekuchenesa.
Kana kudzvinyirirwa kusingadzike, iwe unogona kutora imwe nhanho - batanidza valve yekuchenesa kune simba remagetsi, rakadai sebhatiri yemotokari, kuitira kuti ivhure.
Paunongonzwa kudzvanya kunoratidza kuvhurwa kwevhavha, unotarisira kuti vacuum pressure idonhe kusvika zero.
Kana izvi zvikaitika, valve yekuchenesa yakanaka.
Iwe unoda kutsiva valve yekuchenesa here?
Kutarisa valve yekuchenesa iri nyore kwazvo. Unogona kushandisa multimeter kuyedza kuenderera mberi kana kuramba pakati pematerminals, kana kuita bvunzo dzemakanika yekudzvanya ruzha kana vacuum chaiyo.
Kana chimwe cheizvi chikakundikana, ipapo chikwata chinofanira kuchinjwa.
Mari yekutsiva inotangira pamadhora zana kusvika pamadhora zana nemakumi masere, iyo inosanganisirawo mari yebasa. Nekudaro, iwe unogona zvakare kutsiva iyo yekuchenesa vharafu iwe pachako kana iwe uchiziva mafambiro nemazvo.
Inowanzobvunzwa Mibvunzo
Ndinoziva sei kana vharuvhu yangu yekugezesa yakavharika?
Kana vharuvhu yekugezesa yakanamira yakavhurika, injini iri kuita idling, misfiring, rough, kana kunetsa kumisa mota. Izvi zvinokonzerwa nekuti iyo yakawandisa huwandu hwehutsi hwehutsi hunopihwa kune injini.
Chii chinoitika kana vharuvhu yekuchenesa ikanamatira panzvimbo yakavharwa?
Kana vharafu yekuchenesa yakavharwa, injini inoshaya basa, injini inonetseka kutanga, kana chiedza chejini chichauya. Izvi zvinokasira kuona pane kana vharafu yekuchenesa yakanamira panzvimbo yakashama.
Chii chinopikisa valve yekuchenesa?
Kupikisa kwevhavha yakanaka yekuchenesa iri pakati pe14 ohms uye 30 ohms. Izvi zvinosiyana nemuenzaniso uye chero kukosha pazasi kana pamusoro pemhando iyi inoratidza kutadza kwevharuvhu yekuchenesa.
Ko vharafu yekuchenesa inofanira kudzvanya here?
Ehe, vharuvhu yekuchenesa inoshanda inodzvanya kana yabatana kune sosi yemagetsi. Izvi zvinoreva kuti inovhura kuburitsa hupfu hwemafuta kubva mugaba remarasha uye kuapa injini.
Ko valve yekuchenesa inogona kucheneswa here?
Iwe unogona kuchenesa vheji yekuchenesa usingaivhure nekupfapfaidza carburetor cleaner kana MAF munzvimbo yekupinza uye kupera simba. Vhara migumo miviri, ipai vharuvhu kuzunungusa kwakanaka uye regai marara abude.
