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1、ServiceTraining7.04Issue14.02.03The02Edirectshiftgearbox(DSG)fromVolkswagenTrainerinformation(GB)ServiceTrainingTrainerinformation,02EdirectshiftgearboxDSG,7.04(GB)TableofcontentsTopicPage1Introduction32Conceptdescription53Technicaldata74Design/function84.1General84.2Multi-plateclutch114.3Hydr
2、aulicclutchcontrolsystem204.4Differentialwithparkinglockgear224.5Shiftactuatorsystem234.6Electrohydrauliccontrolunit(valvechestunit)284.7Mechatronics315Modes386Diagnosis,basicadjustment,malfunctionindication,emergencyrelease41VK-36/cl/T0704_D.doc2/4614.02.03ServiceTrainingTrainerinformation-pr
3、oductpresentation,02EdirectshiftgearboxDSG,7.04(GB)1IntroductionTheexplanationsgiveninthefollowingareintendedtointroducethedirectshiftgearboxtoyou.Theymakenoclaimtobetrainerinformation.VWhasdevelopedadirect-shifting6-speedautomaticgearbox,(DSG-DirectShiftGearbox)basedontheprincipleofadoubleclu
4、tchinthegearboxasusedinmotorracing.Thiscombinesthespecificadvantagesofamanualgearboxwiththoseofasteppedautomaticgearbox.Thismeansthatrobustness,ahighlevelofefficiency,lowmanufacturingcostsand,asaresultofdirectshifting,ahighdegreeofdrivingenjoymenthavebeenachievedinonegearboxtogetherwithdriving
5、comfortandjolt-freeshiftingwithouttractiveforceinterruption.Thiscombinationhasbeenmadepossiblebythedoubleclutchprinciple.Two("wet")multi-plateclutchesrunninginaspecialATFenablerapid,jolt-freegearchangeswithouttractiveforceinterruptionandwithlowfuelconsumption.Shiftingprogrammesattunedtotherele
6、vantenginesandvehiclesmeetthehighstandardsofcomfortdemandedbydriversofvehiclesequippedwithautomaticgearboxes.Theopportunitiesaffordedbydirectshiftingandfastreactiontoacceleratorpedalcommandsguaranteepuredrivingpleasure.VK-36/cl/T0704_D.doc3/4614.02.03ServiceTrainingTrainerinformation-productpr
7、esentation,02EdirectshiftgearboxDSG,7.04(GB)23714651Parkinglockactuation5Mechatronics2Pressureoilfilter620-pinconnector3Gearboxoilcooler7Oilpump4IntermediatetoothingonthegearboxinputshaftVK-36/cl/T0704_D.doc4/4614.02.03ServiceTrainingTr
