7 Ajwayelekile Amaphutha Enjini Ye-BMW N55

Phakathi kwabathandi be-BMW, ​​abakwa- BMW N55 injini iyathandwa, futhi yaziwa ngolwazi lwayo lokushayela olubushelelezi nokusebenza okunamandla. Noma kunjalo, njenganoma iyiphi injini, i-N55 inamaphutha amaningana. Kanjalo, kukhona ukwehluleka okuvamile okufanele abasebenzisi benjini ye-BMW N55 bakuqaphele. 

Ezinye zalezi zinkinga ezivamile zihlanganisa ukwehluleka kwe-timing chain, ukuvaleka kwama-injection kaphethiloli enjini, nezinkinga ezihlobene nama-turbocharger. Uma i isikhathi chain yehluleka ukuvumelanisa i-crankshaft yenjini kanye ne-camshaft, kuholela ekulimaleni okukhulu. 

Ukwehluleka kwama-injection kaphethiloli kuholela ekusebenzeni kabi kwenjini futhi kunciphisa ukonga kukaphethiloli. Indlala kawoyela wenjini kanye nokushisa ngokweqile kuletha izinkinga ze-turbocharger. 

Lezi zinkinga ziyethusa, kodwa abathengi kufanele baqaphele ukuthi zingagwenywa ngokunakekela nokunakekelwa okufanele. Ngokwesibonelo, ukuhlolwa injini, ukushintsha uwoyela njalo, futhi ukulungiswa kungaba ngcono isimo injini BMW N55. Lesi sihloko sizogqamisa ukubuka konke, izimbangela zamaphutha avamile, kanye nokwehluleka kwangempela kwenjini ye-BMW N55. 

Okuqukethwe
Ukubuka konke kwenjini ye-BMW N55
Izimbangela ezi-4 zamaphutha ajwayelekile
7 amaphutha enjini ajwayelekile ye-BMW N55
Isifinyezo

Ukubuka konke kwenjini ye-BMW N55

I-BMW N55 iyinjini engu-3.0L ye-inline-six ene-turbocharged eyethulwa ngo-2009. Yakhiwe esikhundleni se-BMW N54 eyimpumelelo. I-N55 ibandakanye ukuthuthukiswa okuhlukahlukene okuklanyelwe ukuyenza ithembeke kakhulu futhi ithembeke. Selokhu yethulwa, le njini isinikeze amandla izimoto eziningi kuphothifoliyo yomkhiqizi waseJalimane. 

Injini ikhipha u-2,979 cc futhi inezilinganiso zohlangothi kanye nobubanzi obungu-89.6 mm no-84 mm, ngokulandelana. Isilinganiso sayo sokucindezelwa ngu-10:2:1. I-intercooler yomoya isiya emoyeni kanye nedizayini yebhulokhi yedekhi evulekile isetshenziswe kule njini. Iphinde ibe ne-aluminium block ne-ayoni imikhono yesilinda. I-turbo eyodwa ye-twin-scroll isetshenziswa ukunika amandla injini. 

Ngezansi kunezinguqulo ezahlukene zenjini ye-N55:

• I-N55B30M0
• I-N55B30
• I-N55B3000
• I-N55HP
• I-N55B30T0

Izimbangela ezi-4 zamaphutha ajwayelekile

1. Amaphutha okukhiqiza

Amaphutha ahlobene nochungechunge lwesikhathi kwezinye izinjini ze-N55 kwesinye isikhathi kungenxa yezinto zepulasitiki ezisetshenziswa kubunjiniyela bazo. Lokhu okubalulekile akukwazi ukumelana nezingcindezi zokusebenza kwenjini futhi akuhlali isikhathi eside, okuholela ekwehlulekeni nokuguga ngaphambi kwesikhathi. 

Ama-injection ka-Fuel ezinezivalo ezingalungile zivumela uphethiloli ukuthi uvuze enjinini, okuholela ezinkingeni zokusebenza okuvamile kanye nomlilo ongafanele. Uma lezi zinkinga zingabonwa, zingaholela ekulimaleni okukhulu kwenjini kanye nokulungiswa okubizayo noma ukushintshwa. 

IQembu lakwaBMW lizivumile lezi zinkinga; kanjalo, ikhumbula noma yiziphi izinjini ezilimele futhi inweba amawaranti kuzo. Abathengi kudingeka bahlole futhi balungise izinjini zabo ze-N55 ezinephutha ngomshini we-BMW oqinisekisiwe ukuze kuvikelwe omunye umonakalo.

2. Isondlo esingalungile

I-BMW N55 idinga ukunakekelwa okufanele nokujwayelekile, njenganoma iyiphi enye injini. Ukudebeselela amashejuli okulungisa kungaholela ezinkingeni ezifana nokuncipha kokusebenza, ukuguga kwenjini, kanye nokwehluleka okuphelele kwenjini. 

Phakathi kwemisebenzi ebaluleke kakhulu yokulungisa injini ye-N55 ukushintsha uwoyela. Ukushintsha uwoyela okungajwayelekile kungabangela ukuthi ungcoliswe udoti nokungcola. Kanjalo, ilahlekelwa izici zayo zokugcoba, okuholela ekugugekeni nasekuhlulekeni kwenjini ngokuhamba kwesikhathi. Ukuhlolwa kwenjini okuvamile kusiza ukuhlonza kanye nokubhekana nezinkinga ezifana nama-valve cover gaskets avuzayo noma amaketango esikhathi agugile. Ngokuvamile, ukunakekelwa okuvamile nokunakekelwa kuqeda ukwehluleka kwenjini futhi kwandise impilo yayo yesevisi. 

3. Izimo zokushayela ezeqisayo

Ngisho noma ayemancane kakhulu N55 injini yakhelwe ukuphatha ukusebenza okuphezulu, izimo zokushayela ezeqisayo zingafaka ingcindezi eyengeziwe, okuholela emaphutheni angalindelekile. Ukushayela ngesivinini esiphezulu isikhathi eside kwandisa amazinga okushisa enjini. 

Lokhu kugcizelela izingxenye ezifana nama-turbocharges, okuholela ekuhlulekeni ngokuhamba kwesikhathi. Ukusebenzisa izimoto ezimweni ezimbi kakhulu zesimo sezulu, njengamazinga okushisa abandayo noma ashisayo, kungaletha izinkinga enjinini ye-N55. 

Izingxenye zenjini zizokhula futhi zinciphe ngokweqile, futhi ukujiya kukawoyela wenjini kungase kwenyuse ukuguga kwenjini. Ukushayela ngamandla kungaphusha injini emikhawulweni yayo, futhi izingxenye ezifana neketango lesikhathi zingase zehluleke. Abathengi kufanele bashayele ngokuzibophezela futhi banakekele injini njalo uma besebenza ezimeni ezimbi kakhulu. 

4. Ubudala kanye nemayela

Injini ye-N55 yakhelwe ukunikeza ukwethembeka nokusebenza okuphezulu. Nokho, ngokuhamba kwesikhathi iyaguga njengomshini. Njengoba ubudala injini, izici ezifana amanzi epompo, amaketanga esikhathi, nezijovo zikaphethiloli kuvame ukuguga futhi ekugcineni kuhluleke. 

Izingxenye zenjoloba njengamapayipi, ama-seal, nama-gaskets ziba brittle futhi ziqhekeke, okuholela ekuvuzeni kwenjini. Ukunakekela kusiza ngezinkinga eziwumphumela wokunqwabelana kweminyaka yobudala namamayela. Abathengi kufanele bahlole njalo ukusebenza kwenjini futhi babhekane nanoma yiziphi izinkinga eziphakamayo. 

7 amaphutha enjini ajwayelekile ye-BMW N55

1. Ukwehluleka kwephampu yamafutha omfutho ophezulu (i-HPFP).

Lokhu ukwehluleka okuvamile kwenjini ye-N55 okwenzeka cishe ngamamayela angu-60,000 kuya kwangu-80,000. Ukungcoliswa kwamafutha, ukonakala kokukhiqiza, nokugqokwa kubangela ukwehluleka kwe-HPFP. Izimpawu zibandakanya ukungabaza kwenjini, ukungenzi lutho, amandla ancishisiwe, futhi kwesinye isikhathi ukuma noma ukungaqali. 

Le HPFP ihlinzeka ngophethiloli wengcindezi ephezulu kuma-injection enjini. Ukungaphumeleli kwalo msebenzi kubangela injini ingashi, ukungasebenzi kahle kukaphethiloli, futhi ekugcineni injini ingasebenzi. 

2. Ukwehluleka kokumosha

I-wastegate ilawula i- i-turbocharger's umfutho wokucindezela. Ukwehluleka kwayo kubangela ukungabaza kwenjini nokusebenza okuncane. Ukwakhiwa kwekhabhoni, amaphutha okukhiqiza, nokuguga okuvamile kubangela ukwehluleka. 

Izimpawu zalokhu kwehluleka zihlanganisa ukuncipha kwamandla enjini, ukuncipha komfutho we-boost, nokuhayiza okukhulu. Ukwehluleka kokumosha kuholela ekusebenzeni kabi, ukulimala okungenzeka kwe-turbocharger, kanye nokwanda kwesisi esikhipha umoya. 

3. Ukwehluleka kwe-solenoid ye-VANOS

Uhlelo lwe-VANOS lulungisa isikhathi sokuthatha kwenjini ye-N55 kanye ama-valve wokukhipha ukuze usebenze kahle. Ukwehluleka kubangelwa ikakhulukazi amafutha angcolile kanye nokuguga. Ingatholwa ngamandla enjini ancishisiwe, ukungenzi lutho, ukwanda kokusetshenziswa kukaphethiloli, nokungabaza kwenjini. Ukwehluleka kwe-solenoid ye-VANOS kungaholela ekwehleni kokusebenza, ukungasebenzi kahle kwenjini, kanye nokulimala kwe-camshaft. 

4. Injini ivutha kabi

Izinto ezimbalwa, okuhlanganisa ama-spark plugs anephutha, izijovo zephethiloli, Futhi amakhoyili wokushisa, kubangele ukusha kwenjini. Lokhu kwehluleka kukhonjwa ngokungenzi lutho, ukwanda kwesisi esikhipha umoya, namandla ancishisiwe. Ukuxilongwa kwangaphambili kanye nokulungiswa ngokushesha komlilo ongaphansi kwenjini kusiza ukuvikela omunye umonakalo. 

5. Ukwehluleka kwe-gasket kwezindlu zokuhlunga uwoyela

The okokuhlunga kawoyela i-gasket yezindlu ivala isihlungi sikawoyela enjinini. Ukuhluleka kwe-gasket kuholela ekuvuzeni kukawoyela, okuholela ekunciphiseni ukusebenza kwenjini kanye nokulimala. Izimpawu zibonakala ngokuvuza kwamafutha eduze kwendlu yokuhlunga uwoyela, iphunga likawoyela elivuthayo, kanye nokuconsela phansi kukawoyela. Ezimweni ezinjalo, ukushintshwa kwe-gasket yezindlu zokuhlunga uwoyela kuyadingeka ukuze kuvinjelwe amaphutha enjini amaningi. 

6. I-valve cover gasket ukwehluleka

The i-valve cover gasket ivala ikhava ye-valve enjinini. Ukwehluleka kwale gasket kubangela ukuvuza kukawoyela, okuholela ekwehleni kokusebenza kwenjini kanye nokulimala okungenzeka. Abathengi bangabona lokhu kwehluleka ngokuvuza kukawoyela eduze kwesembozo sevalvu, amaconsi kawoyela, kanye nephunga elivuthayo. Kufanele bashintshe ikhava yevalvu lapho kutholwa noma yiziphi lezo zimpawu. 

7. Ukuvuza kwamafutha ekhava ye-valve

Ngaphezu kokuhluleka kwe-gasket, i ikhava ye-valve kungaba nemifantu nokuvuza, okuholela ekuvuzeleni kukawoyela enjinini. Ukuconsa kwamafutha aphansi, ukuvuza kukawoyela eduze kwesembozo sevalvu, kanye nephunga elinamandla lamafutha avuthayo kuyizimpawu zalokhu kwehluleka. Isembozo sevalvu kufanele sishintshwe ukuze kuvinjelwe ukuvuza okwengeziwe kukawoyela kanye nokulimala kwenjini okuzayo. 

Isifinyezo 

Injini ye-BMW N55 ithembekile futhi iqinile. Nokho, akugonyiwe ukwehluleka kwenjini okuvamile lokho kungathinta ukuphila kwayo isikhathi eside nokusebenza okujwayelekile. Abathengi kufanele bafunde ngokushesha futhi babhekane nokwehluleka okuvela kumhlahlandlela ongenhla ukuvimbela ukulimala okwengeziwe kwenjini. Kumele banake izimpawu zokuxwayisa njengokunciphisa ukusebenza noma imisindo engajwayelekile. 

Izinkinga kufanele zixazululwe nge-BMW N55 mechanics eqinisekisiwe. Ukuthola injini esebenza kahle kakhulu ye-BMW N55 nezingxenye zayo, vakashela Chovm.com.