奥迪全系自学手册（SSP）：ssp255_gb.pdf

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1、255Service.The2.0lR4andthe3.0lV6enginesSelf-studyprogramme255Forinternaluseonly.2ContentsPageThe2.0l-5VengineOverview–Technicaldata.........................................4Balancershaftmodule...........................................6Newcylinderhead....................

2、...........................7Map-controlledcooling.........................................10Functionaldiagramforthe2.0l-5V................................12The3.0l-5VengineOverview–Technicaldata........................................14Crankcase..........................

3、...........................15Balancershaft.................................................17Oilcircuit......................................................18Cylinderhead..................................................20Airintake.......................................

4、...............27Vacuumsystemoverview........................................29Exhaustsystem.................................................32Enginemanagement............................................33Sensors/Actuators..............................................33S

5、ystemoverview...............................................34Functionaldiagramforthe3.0l-5V................................36Important:NewNoteTheself-studyprogrammewillprovideyouwithinformationondesignandfunctions.Theself-studyprogrammeisnotintendedasaworkshopmanual.For

6、maintenanceandrepairworkitisessentialthatyourefertothecurrenttechnicalliterature.3OverviewThe2.0l-5VengineTorque[Nm]Poweroutput[kW]EnginespeedinrpmSSP254_038SSP254_060TechnicaldataEngineAdjustmentrangecode:ALTInletcamshaft:42°CA(CrankAngle)Capacity:1984cm3Enginemanagemen

7、t:ME7.5Bore:82.5mmExhaustemissionsclass:EU4Stroke:92.8mmCapacities:Engineoil(incl.filter)4.2lCompression:10.3:1Consumption:urban11.4l/100kmPoweroutput:96kW(130PS)non-urban5.9l/100kmaverage7.9l/100kmTorque:195Nmat3300rpmAccelerationValvetiming:buckettappetswithhydraulicfro

8、m0to100km/h:9.9svalveliftersFuel:4-starpetrol,unleaded,Valves:5percylinder95(91)RONWeight:129kgValvetim