Makullin bawul firikwensin VAZ 2107

Da farko model VAZ-2107 da aka samar da carburetor, da kuma kawai a farkon 2000s motoci fara sanye take da nozzles tare da wani lantarki kula da naúrar (ECU). Wannan yana buƙatar ƙarin shigarwa na kayan aunawa don dalilai daban-daban, gami da firikwensin matsayi (TPDZ) na injector Vaz-2107).

Mota VAZ 2107:

Menene DPS ke yi?

Ayyukan bawul ɗin magudanar ruwa shine daidaita yawan iskar da ke shiga dogo mai. Yawancin feda na "gas" yana daɗaɗa, mafi girman rata a cikin bawul ɗin kewayawa (accelerator), kuma, saboda haka, man fetur a cikin injectors yana wadatar da iskar oxygen tare da karfi mafi girma.

TPS yana gyara matsayin pedal mai sauri, wanda ECU "ya ruwaito". Mai kula da toshe, lokacin da aka buɗe tazarar magudanar da kashi 75%, yana kunna cikakken yanayin tsabtace injin. Lokacin da bawul ɗin maƙura ya rufe, ECU yana sanya injin ɗin cikin yanayin aiki - ƙarin iska yana tsotse ta cikin bawul ɗin maƙura. Har ila yau, yawan man da ke shiga cikin ɗakunan konewar injin ɗin ya dogara da firikwensin. Cikakken aikin injin ya dogara da sabis na wannan ƙaramin sashi.

TPS:

Na'urar

Makullin matsayi na'urorin Vaz-2107 iri biyu ne. Waɗannan su ne firikwensin lamba (mai juriya) da nau'in mara lamba. Nau'in farko na na'ura shine kusan voltmeter na inji. Haɗin coaxial tare da ƙofar juyawa yana tabbatar da motsi na mai tuntuɓar tare da waƙar da aka yi da ƙarfe. Daga yadda kusurwar jujjuyawar shaft ɗin ke canzawa, yanayin halin yanzu yana wucewa ta na'urar tare da kebul daga sashin sarrafa lantarki (ECU) na injin yana canzawa).

Da'irar firikwensin juriya:

A cikin sigar na biyu na ƙirar da ba ta tuntuɓar ba, maganadisu na dindindin na ellipsoidal tana kusa da fuskar gaba na shaft ɗin damper. Jujjuyawar sa yana haifar da canji a cikin motsin maganadisu na na'urar wanda hadedde da'ira ke amsawa (tasirin Hall). Farantin da aka gina a nan take yana saita kusurwar jujjuyawar magudanar ruwa, kamar yadda ECU ta ruwaito. Magnetoresitive na'urorin sun fi takwarorinsu na injiniyoyi tsada, amma sun fi dogaro da dorewa.

TPS hadedde kewaye:

An rufe na'urar a cikin akwati na filastik. Ana yin ramuka biyu a ƙofar don ɗaure da sukurori. Fitowar silindari daga jikin magudanar ya dace cikin soket na na'urar. Wurin tashar tashar tashar ECU tana cikin ramin gefe.

Matsaloli

Alamun rashin aiki na iya bayyana kansu ta hanyoyi daban-daban, amma galibi yana shafar amsawar injin.

Alamomin rashin aiki na TPS, suna nuna rushewar sa:

• wahalar fara injin sanyi;
• rashin kwanciyar hankali har zuwa cikakkiyar tsayawar injin;
• tilasta "gas" yana haifar da rashin aiki a cikin injin, sannan kuma karuwar saurin gudu;
• rashin aiki yana tare da ƙarin saurin gudu;
• amfani da man fetur yana karuwa ba tare da dalili ba;
• ma'aunin zafin jiki yana ƙoƙarin shiga yankin ja;
• lokaci zuwa lokaci rubutun "Check Engine" yana bayyana akan dashboard.

Hanyar tuntuɓar na'urar firikwensin resistive:

bincikowa da

Duk alamomin da ke sama na rashin aiki na firikwensin matsayi na iya zama alaƙa da gazawar wasu na'urori masu auna firikwensin a cikin kwamfutar. Don tantance ɓarkewar TPS daidai, kuna buƙatar tantance shi.

Ci gaba kamar haka:

1. Cire murfin daga toshe mai haɗa firikwensin.
2. Ana kunna wuta amma injin baya farawa.
3. Lever multimeter yana cikin matsayi na ohmmeter.
4. Masu binciken suna auna ƙarfin lantarki tsakanin matsananciyar lambobi (wayar tsakiya tana watsa sigina zuwa kwamfuta). Wutar lantarki ya kamata ya zama kusan 0,7V.
5. Ana danna fedal ɗin totur har ƙasa kuma an sake cire multimeter. A wannan lokacin ƙarfin lantarki ya kamata ya zama 4V.

Idan multimeter ya nuna dabi'u daban-daban ba ya amsa ko kaɗan, to, TPS ba ta da tsari kuma yana buƙatar maye gurbinsa.

Maye gurbin DPDZ

Ya kamata a lura nan da nan cewa gyaran ɓangarorin na iya haɗawa da na'urori masu auna juriya (makanikanci) kawai, tunda ba za a iya gyara na'urorin lantarki ba. Mayar da waƙar tuntuɓar sawa a gida abu ne mai wahala sosai kuma a fili bai cancanci hakan ba. Sabili da haka, a cikin yanayin rashin nasara, mafi kyawun zaɓi shine maye gurbin shi da sabon TPS.

Ba shi da wahala a maye gurbin na'urar da ta lalace da sabon firikwensin hanzari. Ƙwarewa mafi ƙanƙanta tare da screwdriver da masu haɗin kayan aiki da ake buƙata.

Ana yin haka kamar haka:

• an shigar da motar a wani wuri mai faɗi, yana ɗaga lever ɗin hannu;
• cire mummunan tasha na baturi;
• cire shingen tashar waya daga toshewar TPS;
• goge wuraren hawan firikwensin tare da rag;
• Cire sukukulan gyarawa tare da na'urar sikelin Phillips kuma cire counter;
• shigar da sabuwar na'ura, matsa sukurori kuma saka toshe a cikin mahaɗin firikwensin.

Masana suna ba da shawarar siyan sabon firikwensin matsayi na maƙura kawai daga masana'anta masu alama. A yunƙurin ceton kuɗi, direbobi sun zama waɗanda ke fama da masu sayar da jabun arha. Ta hanyar yin hakan, suna fuskantar haɗari na makalewa kwatsam a kan hanya ko kuma "yi yawo" a kusa da babbar hanyar, suna batar da man fetur mai yawa zuwa tashar gas mafi kusa.