Yadda ake bincika firikwensin camshaft BMW E39

Duba yanayin da maye gurbin firikwensin matsayi na camshaft (CMP)

Duba yanayin da maye gurbin firikwensin matsayi na camshaft (CMP)

Yin wannan hanya na iya haifar da ajiyar OBD a cikin ƙwaƙwalwar ajiya, wanda "Check Engine" zai haskaka ta hasken gargadi. Bayan kammala gwajin da murmurewa daidai, kar a manta da share ƙwaƙwalwar ajiyar tsarin (duba sashin On-Board Diagnostic (OBD) - ka'idar aiki da lambobin kuskure).

1993 da 1994 model

Ana amfani da firikwensin CMP don tantance saurin injin da kuma matsayin piston na yanzu a cikin silindansu. Ana aika bayanan da aka yi rikodin zuwa na'ura mai ginawa, wanda, bisa ga bincikensa, yana yin gyare-gyare masu dacewa ga tsawon lokacin allura da saitunan lokacin kunnawa. Firikwensin CMP ya ƙunshi farantin rotor da siginar da ke haifar da da'ira. An raba farantin rotor zuwa tsagi don sassa 360 (a cikin haɓaka na 1). Siffar da wuri na ramummuka suna ba ku damar saka idanu da saurin injin da matsayi na yanzu na camshaft. An haɗa saitin haske da photodiodes a cikin da'irar samuwar. Yayin da haƙoran rotor ke wucewa ta sararin samaniya tsakanin haske da photodiode, ci gaba da katsewar hasken hasken yana faruwa.

Cire haɗin haɗin kayan aikin wayoyi daga mai rarrabawa. Kunna wuta. Yin amfani da voltmeter, bincika tashar baƙi da fari na mahaɗin. Idan babu wutar lantarki, duba yanayin wayoyi a cikin kewayawa tsakanin relay na ECCS da baturi. (kada ku manta da fis). Duba kuma a zahiri wani yanayi na relay da na'urorin lantarki da ke fitowa daga gare ta zuwa soket ɗin masu rarrabawa (Tsarin hanyoyin haɗin wutar lantarki a ƙarshen shugaban kayan lantarki na kan jirgin gani). Yi amfani da ohmmeter don bincika tashar baƙar fata don ƙasa.

Kashe wuta kuma cire mai rarraba injin (kayan wutar lantarki na injin duba Head). Maido da asalin haɗin waya. Haɗa ingantaccen gubar voltmeter zuwa tashar kore/baƙar fata a bayan mai haɗawa. Ƙarƙashin gwajin gwaji mara kyau zuwa ƙasa. Kunna wutar lantarki kuma sannu a hankali fara jujjuya shaft mai rarrabawa, kallon ma'aunin matsa lamba. Ya kamata ku sami hoto mai zuwa: 6 yayi tsalle tare da girman 5,0 V kowane juyi juyi akan bangon siginar tushen sifili. Wannan gwajin ya tabbatar da cewa siginar 120 an yi rajista daidai.

Tare da kashe wuta, haɗa voltmeter zuwa tashar waya mai launin rawaya-kore. Kunna wutar lantarki kuma a hankali fara juya raƙuman mai rarrabawa. A wannan lokacin ya kamata a sami fashe na yau da kullun na 5 volts tare da mitar pcs 360 kowace juyi na shaft. Wannan hanya tana tabbatar da cewa an samar da siginar 1 daidai.

A sakamakon mummunan sakamakon binciken da aka bayyana a sama taron mai rarraba wutar lantarki (kayan lantarki na injin duba Head) yana ƙarƙashin maye gurbin, - firikwensin CMR ba ya ƙarƙashin sabis daban-daban.

Model tun 1995 game da.

Firikwensin CMP yana cikin murfin lokaci a gaban sashin wutar lantarki. Na'urar firikwensin ya ƙunshi maganadisu na dindindin, cibiya da iskan waya kuma ana amfani da ita don gano tsagi a cikin sprocket na camshaft. Yayin da haƙoran haƙoran haƙora ke wucewa kusa da firikwensin, filin maganadisu yana canzawa, wanda hakan ya zama ƙarfin fitarwa na sigina na PCM. Dangane da nazarin bayanai daga firikwensin, tsarin sarrafawa yana ƙayyade matsayin pistons a cikin silinda su (TDC).

Cire haɗin wayar firikwensin. Yin amfani da ohmmeter, auna juriya tsakanin fil biyu na mahaɗin firikwensin. A zafin jiki na 20 C, ya kamata a sami juriya na 1440 ÷ 1760 Ohm ( firikwensin da Hitachi ke ƙera) / 2090 ÷ 2550 Ohm (na'urar firikwensin ta Mitsubishi), dole ne a maye gurbin firikwensin kuskure.

Idan sakamakon gwajin da ke sama yana da inganci, koma zuwa zane-zanen haɗin wutar lantarki (duba Kayan aikin lantarki na Head On-board) kuma duba wayoyin lantarki da ke fitowa daga PCM don alamun hutu. Bincika alamun ƙasa mara kyau akan baƙar waya na kayan haɗin waya (amfani da ohmmeter). Idan firikwensin da wayoyi sun yi kyau, ɗauki abin hawa zuwa shagon gyaran PCM idan ya cancanta.

Camshaft matsayi firikwensin

Ina da shekara biyu BMW E39 M52TU 1998. Komai zai yi kyau, amma na riga na gaji da karya firikwensin matsayi na camshaft. A cikin waɗannan shekaru biyu, yanzu ina siyan firikwensin na shida. Ina siyan firikwensin, Ina tuƙi na tsawon watanni 1-2, ya gaza, da wani shingen 1-2 tare da karye. Na sayi duka na asali, kamar jahannama, da bu na asali, kuma wasu kamfanoni sun kai ɗaya, wata biyu kuma kuna iya zuwa sabon. A Intanet suna rubuta rarrabuwa kawai ko yadda za a bincika abin da ba ya aiki, amma ba wanda ya rubuta dalilin da ya sa ya kasa. Wanene zai iya taimaka? A ina za a tono? Shin saboda Vanus?

Ee, na manta don fayyace cewa firikwensin camshaft abin sha

Fara da wuta Menene crankshaft ko camshaft firikwensin? Nadin induction na yau da kullun. Idan kun ƙone, duba abincin. XM Ina da Sinanci na yau da kullun da 1 da 2. Komai yana aiki.

Na je wurin masu aikin lantarki, ina tsammanin za su iya fito da wani abu. Wataƙila wani irin damper ko wani abu makamancin haka. Ba su taimaka ba, sun ce mai yiwuwa za su kalli kwayar halitta, yanayin goge. Kuma wane irin bacin rai ne akwai wanda ke aiki ta wata hanya, yawanci bayan haka kwakwalwa ta fara fashewa

Duba janareta yana da sauƙi. Ɗauki mitar wutar lantarki na al'ada (Sinanci) LCD kuma saita shi zuwa atomatik don ganin magudanar wutar lantarki. Matsakaicin farashin shine kusan 100 rubles. Ya kamata 14-14,2

Na busa coils biyu a karshen makon da ya gabata. A daya - juriya, a cikin duk lambobin sadarwa - rashin iyaka, wato, rata. A cikin na biyu, kawai a cikin kore da launin ruwan kasa akwai juriya, amma sau 10 fiye da yadda ya kamata, kuma a cikin ja akwai rata. Da sauransu zuwa ga nada guda. Na riga na yi tunanin cewa watakila wannan ya faru ne saboda gaskiyar cewa na gudanar da kebul ta jikin kwayoyin halitta. Wataƙila akwai wani nau'in filin maganadisu a wurin aiki a nan. Ko da yake a can kebul ɗin gajere ne kuma yana da wahala a gyara shi daban. Kuma ga firikwensin na shida. A nan gaba kadan zan kira abin da ke da daraja kuma in gwada sanya waya na sabon coil ko ta yaya kusa da ƙofar, kuma ba zuwa ga gene. Kuma ana auna wutar lantarki kai tsaye akan kwayar halittar ko zai iya kasancewa akan Akum?

Ee, akwai gibi a cikin firikwensin kanta. Ban fahimci abin da wannan zai ba ni ba, kuma ba ni da wutar lantarki, don haka zan yi ba tare da tambayoyi ba, amma gaya mani inda zan sami pinout na guntun ECU.

Tsakanin kafa na 1 da na 2 akan "mahaifin" na firikwensin ya kamata ya kasance kusan 13 ohms, tsakanin 2nd da 3rd game da 3 ohms. (a wasu na'urori masu auna firikwensin suna rubuta lambobin kafafu, wasu kuma ba sa)

Sa'an nan za ku san cewa firikwensin kanta ba a takaice.

Na auna a kan firikwensin a matsananciyar lambobin sadarwa 5,7, canza polarity, 3,5 yana nunawa. Tsakanin farko da tsakiyar 10.6 idan kun canza polarity, to rashin iyaka. Tsakanin tsakiya da na ƙarshe 3,9, idan kun canza polarity, to rashin iyaka. Yadda za a gane inda lamba?

Neman tsare-tsare akan e39, ba a sami komai ba. Na'urar firikwensin na iya zama mahaɗin mai rauni ne kawai a kewayen ku, amma ban sami inda ko yadda yake tafiya ba.

Yadda ake bincika firikwensin camshaft bmw e39

A wata “kyakkyawan rana”, “samurai” dina ba sa son farawa a karon farko, ko da yake ya fara ba tare da matsala ba a karo na biyu (wannan ya riga ya ɗan taɓa hankali ga hankalina)

Bayan wani ɗan gajeren tafiya (dumi sama), nan da nan na lura da cewa mota ya zama sluggish - accelerates sannu a hankali, reacts da iskar gas, yana tuki fiye ko žasa kawai bayan 2500-3000 rpm, akwai kasawa a lokacin hanzari, da engine sauti ya zama A wannan lokacin, gudun XX ya tsaya tsayin daka kuma ya kasance na al'ada, ba a sami tarkace a hanya ba, babu kurakurai a cikin tsari ma.

Na haɗa INPU kuma mai laifi ya bayyana a cikin injin ECU: kuskure 65, firikwensin camshaft.

Na yanke shawarar maye gurbinsa da kaina, na sayi firikwensin VDO a cikin wani kantin da aka amince da shi, tun da ainihin ba a samu ba, kuma mai siyarwar ya ce VDO na asali ne, amma tare da tambarin BMW kuma a cikin akwatin.

Na yanke shawarar yin canji kamar a cikin bidiyon da ke ƙasa, inda, ta hanyar, mutumin ya yi amfani da firikwensin Meile.

Kafin maye gurbin firikwensin, yana da kyau a bar injin ya huce, in ba haka ba hawa a ƙarƙashin kaho yana da wahala da damuwa!

1. Cire murfin injin daidai
2. Cire haɗin bututun iska daga Vanos:
3. Mun cire haɗin haɗin (guntu) daga Vanos solenoid, a cikin hoton an nuna shi da kibiya mai shuɗi:
4. A hankali (ba tare da tsattsauran ra'ayi ba) kwance Vanos solenoid tare da maƙarƙashiya mai buɗewa 32:
5. A hankali cire ƙananan bututun daga bawul ɗin Vanos tare da maƙarƙashiya 19, riƙe mai wanki a wurin da kibiya da kulin da aka nuna tare da ɗayan hannun, sannan ɗauki bututun da ba a rufe ba zuwa gefe: Don dacewa, zaku iya kwance tace mai. (Ban yi wannan ba)
6. Yanzu samun damar yin amfani da firikwensin yana buɗewa, buɗe kullin firikwensin tare da “torx” (Na cire shi da hexagon) kuma ku matsa kullin don kada ya duba!
7. Cire firikwensin daga soket (mai yawa zai zubo)
8. Cire haɗin haɗin firikwensin, yana da sauƙin samu
9. A hankali cire o-ring daga firikwensin kuma, bayan shafa shi da sabon mai, shigar da shi akan sabon firikwensin.
10. Saka firikwensin a cikin “socket”, haɗa firikwensin “guntu” kuma ƙara ƙarar firikwensin hawa.
11. Lubricate O-ring akan Vanos solenoid tare da sabon mai kuma shigar da tsarin juzu'i.
12. Muna haɗa na'urar daukar hotan takardu kuma muna sake saita kuskuren firikwensin a ƙwaƙwalwar ajiya

Ƙari da bayanin kula:

• a gare ni da kaina, mafi wahala (da tsawo) shine cire haɗin sannan kuma haɗa haɗin haɗin firikwensin kanta, na sami ceto ta gaskiyar cewa ina da ƙananan hannaye ba masu kauri ba, har ma na sha wahala!
  
  Tare da cire tace zai zama mafi dacewa.
• na'urar firikwensin VDO wanda ba na asali ba bai bambanta da ainihin firikwensin BMW ba: duka sun ce Siemens da lamba 5WK96011Z, kawai sun ƙara tambarin BMW zuwa ainihin.
• bayan maye gurbin firikwensin, haɓakawa da haɓakar injin gabaɗaya sun inganta sosai, ina fatan wannan zai ci gaba da kasancewa.

Yadda ake bincika firikwensin camshaft bmw e39 m52

Yayin da na gano mene ne matsalar, na sami mutane masu irin wannan matsala, wannan sakon na su ne.

Alamun sun kasance kamar haka: kumburin injector, dullness a kasa, girgiza a rago, karuwar amfani da kashi 20%, cakuda mai wadatarwa (bututu, lambda da mai kara kuzari ba sa wari).

HANKALI! Alamun na yau da kullun ne kawai don injunan M50 2l tare da allurar Siemens da M52 har zuwa 98 gaba, maiyuwa ga samfuran baya, ba zan iya faɗi wasu ba.

Na haɗa INPA, na nuna DPRV, na duba bayananta, da alama ba ta koka.

Na cire firikwensin, duba tare da ohmmeter tsakanin lambobin sadarwa 1 da 2 yakamata su zama 12,2 Ohm - 12,6 Ohm, tsakanin 2 da 3

0,39 ohm - 0,41 ohm. Ina da rata tsakanin 1 da 2. Na cire igiyar waya, sai ya zama cewa wayoyi sun mutu. Na yi ƙoƙarin auna kai tsaye a kan firikwensin, abu ɗaya. An wargaje, auna lambobin sadarwa kuma a tabbatar an shirya.

Yana canzawa cikin sauƙi. A karo na biyu na canza shi a cikin mintuna 15, karo na farko na tona tsawon mintuna 40.

Kuna buƙatar: wuri mai haske mai kyau, maɓalli (32, 19, 10 buɗewa), soket na inch 10 tare da ƙugiya, siririn lebur mai sikirin, da riƙon hannaye. Zai fi kyau a yi duk abin da ke kan injin sanyi, hannayenku za su kasance mafi aminci.