2.7 biturbo engine - cov ntaub ntawv kev thiab cov teeb meem raug
Txheem
Audi lub 2.7 biturbo engine debuted nyob rau hauv lub B5 S4 thiab zaum kawg tshwm sim nyob rau hauv lub B6 A4. Nrog kev saib xyuas kom raug, nws tuaj yeem ua haujlwm ntau pua txhiab mais yam tsis muaj kev puas tsuaj loj. Dab tsi yog qhov txawv ntawm chav tsev thiab cov teeb meem dab tsi tshwm sim thaum siv nws? Peb nthuav qhia cov ntaub ntawv tseem ceeb tshaj plaws!
Cov ntaub ntawv technical ntawm lub cav 2.7 biturbo
Audi tsim lub cav rau lub tog raj kheej nrog 30 li qub thiab ntau qhov kev txhaj tshuaj. Chav tsev tau tsim nyob rau hauv ob versions - 230 hp / 310 Nm thiab 250 hp / 350 Nm. Nws paub, ntawm lwm yam, los ntawm Audi A6 C5 los yog B5S4 qauv.
Nws tau nruab nrog ob lub turbochargers, ua tsaug uas nws tau txais lub npe BiTurbo. Feem ntau, lub cav 2.7 biturbo tau nruab rau ntawm Audi A6 qauv. Lwm lub tsheb nyob rau hauv lub block yog nyob:
- B5 RS 4;
- v5 A4;
- С5 А6 Allroad;
- B6 A4.
Cov teeb meem tshwm sim thaum lub sijhawm ua haujlwm ntawm chav tsev
Thaum siv chav tsev, teeb meem yuav tshwm sim, piv txwv li, nrog:
- puas coil unit thiab lub txim taws;
- ua tsis tiav ntxov ntawm lub twj tso kua dej;
- kev puas tsuaj rau lub sij hawm siv thiab tensioner.
Feem ntau cov teeb meem tseem ceeb kuj tseem tuaj yeem suav nrog lub tshuab nqus tsev tsis zoo, lub foob tsis zoo ntawm lub camshaft, lossis qhov tsis xws luag cuam tshuam nrog CV sib koom ua ke npog thiab rocker caj npab. Cia peb tshawb xyuas seb yuav ua li cas thiaj paub txog cov uas muaj ntau tshaj plaws thiab yuav ua li cas los tiv thaiv lawv.
2.7 biturbo cav - coil thiab spark plug teeb meem
Nyob rau hauv qhov kev tshwm sim ntawm hom tsis ua hauj lwm, yuam kev cai P0300, P0301, P0302, P0303, P0304, P0305, P0306 yuav tshwm sim. Koj kuj tseem yuav pom qhov CEL - Check Engine indicator. Cov tsos mob uas yuav tsum tsis txhob raug ignored kuj muaj xws li idling tsis sib xws, raws li zoo raws li ib tug txo nyob rau hauv lub efficiency ntawm 2.7 biturbo engine.
Qhov teeb meem no tuaj yeem kho tau los ntawm kev hloov tag nrho cov coil pob lossis cov ntsaws ntsaws. Nws yog ib lub tswv yim zoo kom tau txais OBD-2 diagnostic scanner uas yuav tso cai rau koj kom sai thiab raug txheeb xyuas qhov tsis ncaj ncees lawm ntawm tus tsav.
Malfunction ntawm lub twj tso kua mis dej nyob rau hauv lub 2.7 biturbo engine
Ib qho kev qhia ntawm lub twj tso kua dej tsis ua haujlwm yuav yog overheating ntawm tus tsav. Coolant leaks kuj ua tau. Twb tau paub cov cim ceeb toom tias lub twj tso kua dej tsis ua haujlwm zoo suav nrog cov pa tawm hauv qab lub cav hood thiab lub suab nrov nrov hauv chav tsev.
Txoj kev nyab xeeb tshaj plaws thaum kho yog hloov lub sijhawm siv nrog rau lub twj tso kua mis. Ua tsaug rau qhov no, koj tsis tas yuav txhawj xeeb txog qee yam tshwm sim nyob rau yav tom ntej thiab tag nrho cov khoom yuav ua haujlwm zoo.
Lub sij hawm siv thiab tensioner puas
Lub sij hawm siv thiab tensioner ua lub luag haujlwm tseem ceeb hauv kev ua haujlwm zoo ntawm lub cav - lawv synchronize kev sib hloov ntawm crankshaft, camshaft thiab lub tog raj kheej taub hau. Nws tseem tsav lub twj tso kua mis. Nyob rau hauv ib tug 2.7 bi-turbo engine, lub Hoobkas lub ntsiab yog tsis zoo, yog li tsis txhob hnov qab hloov nws tsis tu ncua - nyiam dua txhua txhua 120 km. km.
Lub tsev tsis pib lossis puas muaj teeb meem loj, qhov tsis zoo ntawm lub cav? Cov no yog cov cim qhia txog kev ua haujlwm tsis zoo. Thaum kho, tsis txhob hnov qab hloov lub twj tso kua mis dej, ntsuas cua sov, tensioners, valve cover gaskets thiab lub sij hawm saw tensioners.
Daim ntawv teev cov teeb meem uas tshwm sim thaum siv cov sib sau ua ke yuav zoo li ntev. Txawm li cas los xij, kev saib xyuas tsis tu ncua ntawm 2.7 biturbo engine yuav tsum txaus kom tsis txhob muaj kev puas tsuaj loj. Chav tsev yuav muaj peev xwm muab kev zoo siab rau kev tsav tsheb tiag tiag.
