BMW's N43 petrol engine - nws puas muaj lub koob npe nrov?
Txheem
Plaub-lub tog raj kheej ib txwm aspirated engine yog tsim los ntawm Bayerische Motoren Werke rau 7 xyoo. Chav tsev tau txawv los ntawm kev tsim qauv yooj yim, uas, txawm li cas los xij, yog kim heev los tswj. Lub cav N43 tau txais qhov phem rap rau hmoov phem, tab sis puas yog? Yuav ua li cas npaum li cas qhov kev ua tsis tiav yog tshwm sim los ntawm tus tsim nws tus kheej, thiab mus rau qhov twg - qhov tshwm sim ntawm kev tsis saib xyuas ntawm cov neeg siv lawv tus kheej. Peb yuav sim teb. Nyeem!
N43 cav - vim li cas nws thiaj hloov N42, N46 thiab N45?
Lub cav N43 tau tsim los hloov N42, N46 thiab N45 cav. Nws yuav tsum raug sau tseg tias chav tsev tshiab tsis tau muab faib rau hauv cov tebchaws uas siv cov roj sulfur siab. Vim li no, kev tsim N46 thiab N45 tseem tsis tau txiav. Puas yog cov ntsuas ntsuas sib txawv?
Tus tshiab version tau nruab nrog ncaj qha roj txhaj. Xyoo 2011, ua ib feem ntawm kev siv cov thev naus laus zis tshiab hauv BMW cav, N43 chav tsev tau hloov los ntawm plaub lub tog raj kheej turbocharged version ntawm N13.
Cov teeb meem dab tsi uas cov neeg siv ntawm lub cav N43 muaj?
Ntawm cov feem ntau hais txog kev puas tsuaj uas tshwm sim thaum siv chav tsev, cov tswv tsheb tau qhia:
- tawg ntawm yas sij hawm saws tes qhia;
- teeb meem nrog injectors;
- malfunctions ntawm lub coil unit;
- kev puas tsuaj rau NOx sensor.
N43 tsim - koj yuav tsum paub dab tsi?
Nws yog tsim nyog hais txog cov yam ntxwv ntawm chav tsev. Lub cav N43 yog qhov tseem ceeb rau nws cov qauv tsim, uas yog tsim los ntawm cov hlau alloys. Tsis tas li ntawd, cov neeg tsim qauv txiav txim siab los muab nws nrog kev pib-nres tshuab - ua tsaug rau qhov no, lub tsheb nrog lub tsev no yuav tsum ua kom zoo dua qub. Tag nrho cov no tau ua tiav los ntawm qhov system ntawm lub zog rov qab thaum lub sijhawm braking.
Version N43B16 - cov ntaub ntawv tseem ceeb
Chav tsev nyob rau hauv no version yog hloov N42B18. Ob leeg tau ua raws li N43B20, tab sis lub cav tshiab tau nruab nrog lub tog raj kheej me me - 82 hli, N43B16 kuj tseem muaj lub crankshaft luv nrog stroke ntawm 75,7 hli. Lub cav tshem tawm kuj tau txo mus rau 1,6 litres.
Hauv N43B16, cov pistons muaj qhov sib piv ntau dua (12). Nyob rau tib lub sij hawm, BMW designers txiav txim siab mus rau nruab ncaj qha txhaj tshuaj, uas entailed lub tshem tawm ntawm Valvetronic. Qhov no version ntawm lub cav yog tsuas yog siv rau BMW 16i qauv. Nyob rau hauv lem, lub N43 tau hloov nyob rau hauv 13 los ntawm lub N16B2011 - nws yog ib tug 1,6-liter plaub-lub tog raj kheej turbocharged engine.
Version N43B16 - tsav specification
Lub cav no yog 2 litre version tshiab ntawm N42B20 uas tau tsim nrog ntau qhov kev hloov kho. Lub cav N43 no siv cov ia ncaj qha roj txhaj tshuaj thiab Valvetronic sib txawv valve nqa system tau raug tshem tawm.
Kev teeb tsa ntawm cov pistons tshiab yuav tsum nce qhov sib piv rau 12. Tag nrho cov khoom yog ua tiav los ntawm kev siv Siemens MSD 81.2 tswj chav tsev. Lub cav N43B16 tau hloov hauv 2011 los ntawm N13B16 turbocharged unit.
Kev tawg yog qhov teeb meem feem ntau nrog lub cav N43
Nyob rau hauv ob qho tib si thawj thiab thib ob versions ntawm N43 lub cav, ib qho ntawm cov teeb meem tshwm sim feem ntau yog kev vibration ntawm chav tsev. Yog hais tias xws li ib tug malfunction tshwm sim, lub injectors yuav tsum tau hloov. Cov neeg tsav tsheb ntawm lub tsheb nrog lub tsev no kuj tuaj yeem yws txog qhov tsis sib xws ntawm lub cav tsis sib xws. Qhov ua rau yog feem ntau faulty ignition coils. Hauv qhov no, nws tseem yuav pab tau los hloov cov khoom qub nrog cov tshiab.
Yuav tiv thaiv koj tus kheej li cas los ntawm teeb meem nrog lub cav no?
Nws kuj tshwm sim tias lub tshuab nqus tsev twj tso kua mis tawm. Qhov no feem ntau tshwm sim tom qab kev khiav ntawm 60 txog 000 mais. Txoj kev daws teeb meem zoo yog los hloov cov khoom. Thaum khiav tsheb nrog N43 lub cav, nws tseem ceeb heev kom tsis tu ncua xyuas qhov xwm txheej ntawm cov cua txias. Qhov no tiv thaiv nws los ntawm overheating.
Txhua tus neeg uas muaj lub tsheb nrog chav tsev no yuav tsum tau saib xyuas qhov zoo ntawm cov roj cav siv. Qhov no yog qhov tseem ceeb vim tias qhov ntsuas kub ntawm chav tsev feem ntau yog siab txaus uas siv cov roj tsis zoo tuaj yeem ua rau muaj kev puas tsuaj loj.
Lub cav N43 tuaj yeem ua rau muaj teeb meem rau ntau tus neeg tsav tsheb, tab sis nrog kev ua haujlwm kom zoo, koj tuaj yeem siv lub cav tsis tu ncua los ntawm tus kws kho tsheb. Nws yog ib qho tsim nyog yuav tsum tau ua haujlwm tsis tu ncua thiab siv cov roj cav zoo. Nrog kev saib xyuas kom raug thiab hloov pauv ntawm cov khoom tseem ceeb, lub tsheb nrog N43 lub cav yuav ua haujlwm rau nws tus tswv thiab zam cov teeb meem loj.
