捷豹培训文件jaguar and lr10my engines cn

1、Welcome to the 2010 MY Engines CourseAndy PerryTraining InstructorFireToiletsBreaks and lunchMobile phonesSmoking areasStart and finish times Reference and notes.IntroductionsIdentify and describe the main components of the engineCarry out service repairs in line with Jaguar/Land Rover Policy Correc

2、t use of special tools Understand operating principles of the engine systems: Lubrication systemTorque actuated Variable Camshaft Timing (VCT)Camshaft Profile Switching (CPS)Air Intake SystemFuel system.Course ObjectivesWhat is your name?Where is your place of work?What is your Job title?How long ha

3、ve you been with Jaguar/Land Rover?What are your expectations from this course?IntroductionsAccept a share of responsibility to make the course workRemember the objectivesStay focused on the subject topicContribute to the programme positivelyListen to what others have to sayConsider how their ideas

4、can be appliedRelate the content to your job functionReview and feedback.Working Together5.0L V8 EngineHow can the new high performance 5.0L V8 engine:be more economicalmeet higher emission regulationsgenerate less radiated noisehave improved efficiencyreduce the cost of ownershipwhen compared to cu

5、rrent engine line-up?QuestionTechnology ContributionsDI Direct Injection5L DisplacementVISNew 5.0 V8DIDICPS27%31%34%Greatest improvements at low engine speeds and improved torque linearity between 1500 and 3000rpm VIS - Variable Intake SystemCPS - Cam Profile SwitchingDesigned by Jaguar and built at

6、 Bridgend, WalesLightweight all aluminium constructionDirect fuel InjectionCentrally mounted fuel injectors 32 valve DOHCTorque actuated Variable Camshaft Timing (VCT)Camshaft Profile Switching (CPS) (NA)Variable intake manifold system (VIS)(NA)Up-graded supercharger (SC)New Castrol SLX A1 5W-20 ded

7、icated engine oil Technical FeaturesCylinder block manufactured from high-pressure die-cast aluminium with cast-in iron liners Spheroidal Graphite cast Iron crankshaft Fracture-split forged steel con-rods Piston cooling jets (SC only)Cast aluminium alloy cylinder heads with graded tappets Inlet side

8、 incorporates hydraulic lash adjusters and CPS for NA Maintenance-free, highly durable drive chains Electronic oil level and temperature sensor Bosch engine management system.Technical FeaturesKey Engine DataPage 7JaguarBlock configuration8 Cylinder 90 degree VHead configuration4 valves per cylinder

9、Maximum power kW (PS)283 (385) at 6500 rpm - NA375 (510) at 6000 to 6500 rpm - SCMaximum torque Nm505 at 3500 rpm - NA625 at 2500 to 5500 rpm - SCDisplacement cc5000Bore/Stroke mm92.5/93.0Compression ratio11.5:1 NA/9.5:1 - SCOil specificationCastrol SLX A1 5W-20FuelDenso Direct Fuel InjectionEmissio

10、ns rating EU5/ULEV2 Service Intervals Miles (Km)15000 (24000)/12 monthsKey Engine DataEngine Power and Torque CurvesEngine Power and Torque CurvesLand RoverBlock configuration8 Cylinder 90 degree VHead configuration4 valves per cylinderMaximum power kW (PS)276 (375) at 6500 rpm - NA372 (506) at 6500

11、 rpm - SCMaximum torque Nm505 at 3500 rpm - NA625 at 2500 to 5000 rpm - SCDisplacement cc5000Bore/Stroke mm92.5/93.0Compression ratio11.5:1 - NA/9.5:1 - SCOil specificationCastrol SLX A1 5W-20Fuel SystemDenso Direct Fuel InjectionEmissions rating EU5/ULEV2 Service Intervals miles (Km)15000 (24000)/1

12、2 monthsKey Engine DataEngine Power and Torque CurvesEngine Power and Torque CurvesSpecial ToolsPage 8Special ToolsSpecial ToolsFeatures and BenefitsPage 12BenefitTechnologyIncreased combustion efficiencyImproved responsiveness High compression ratio enabled by central spray-guided direct injection

13、technology (Jaguar/LR 1st)Increased volumetric efficiency High efficiency supercharger with a hhigh helix angle and new air entry/porting (Jaguar/LR 1st)Variable geometry intake manifold (NA) (Jaguar/LR 1st for V8) Optimised low speed volumetric efficiency leading to excellent low speed torque Camsh

14、aft Profile Switching (CPS) (NA)Optimised volumetric efficiency and minimised pumping losses across speed range Dual independent Variable Camshaft Timing (VCT) (Dual independent VCT (intake and exhaust) Jaguar/LR 1st) Benefits and TechnologiesBenefitTechnologyReduced engine friction - particularly a

15、t lower oil temperatures Lower oil viscosity specification - 5W20 vs. 5W30 (Jaguar/LR 1st)Maximised oil pump efficiency Smart oil pump pressure relief valve (Jaguar/LR 1st)Top-down servicing Oil evacuation tube Oil filter accessible from the top Reduced cold-start emissions and fuel consumption High

16、 flow cooling system with low volume cylinder head and block cooling passages Accentuated acoustic feedback to further increase the driving experience Bark tube (NA) Symposer (SC) (Jaguar/LR 1st)Benefits and TechnologiesEngine IdentificationEngine Identification - NALabel positioned on the second in

17、take tractEngine Identification - SCLabel positioned either side of the SC topEngine Identification8W93 Part number prefix8W93 = Jaguar NA9W83 = Jaguar SC6L084 Part number baseAA Part number suffixAA = NASA = SC# Internal programme derivative E Engine plantLH Source0 Shift (0, 1, A, B)0 Assy. line (

18、0, 1, A, B) 120308 Build date (ddmmyy)123412 Running number5.0 Engine capacityEngine IdentificationEngine ID label11 Digit engine serial number code derived from 12 digit block number (B removed)XXXXXXXXXXX XXXXXEngine capacity# of cylindersFuel typeNA or SC(NA = 508PN/SC = 508PS)Observations and Ca

19、re Points Prior to Engine Strip-downObservations and Care PointsModified Drive-plate 8W93/6K375-AE (new)8W93/6K375-AD (old)9090Observations and Care PointsValve Timing Timing PinObservations and Care PointsCamshaft Locking Locking tool location slotsLocking toolWorkshopPractical ExerciseEngine strip

20、-down WorkshopPractical ExerciseEngine re-build Lubrication SystemPage 28New Fuel Economy Engine OilCastrol Professional Fuel Saver SLX A1 5W-20 Jaguar, Land Rover and Castrol co-engineering and product development:Castrol works jointly with Jaguar and Land Rover research and development to develop

21、future generations of lubricantsCastrol products are made to fit the precise needs of Jaguar and Land Rover vehiclesOnly Castrol products are tested and recommended by Jaguar and Land Rover Long lasting partnership between two legendary English companiesCastrol Professional Fuel Saver SLX A1 5W-20 C

22、astrol products used in Jaguar and Land Rover vehicles:Most Jaguar and Land Rover vehicles are factory filled with Castrol productsUsing Castrol lubricants for service fill guarantees Jaguar and Land Rover drivers the best quality and optimum performance as intended by development engineersCastrol P

23、rofessional Fuel Saver SLX A1 5W-20 Castrol SLX Professional FuelSaver A1 5W-20 NEW Co-engineered product:Specific co-engineered and developed together with Jaguar and Land Rover for the new 5.0 litre V8 direct injection engine leading to a unique productUnleashing full performance of the new V8 eng

24、ineGlobal Castrol recommendation and global product availabilityJaguar and Land Rover recommend Castrol SLX Professional Fuel Saver A1 5W-20Castrol Professional Fuel Saver SLX A1 5W-20 What are the changes we need to adress?Changes in pump fuel quality:More bio diesel in pump diesel fuelHigher conce

25、ntration of ethanol in regular and premium gasolineChanges in driving style:Stop and go increasingMore commuter tripsMore short distance tripsCastrol Professional Fuel Saver SLX A1 5W-20 What are the changes we need to adress?Higher oil stress:Higher engine temperaturesFuel components contaminating

26、the oilIncreased power output and downsized engines You need a better oil to control Castrol Professional Fuel Saver SLX A1 5W-20 Features and Benefits:Product Profile:Exceeds Ford WSS-M2C925-AACEA A1/B1, meeting the engine requirements of A5/B5API SM/CFILSAC GF-3Castrol Professional Fuel Saver SLX

27、A1 5W-20 Features and Benefits:Co-engineered with Jaguar:Extensive Jaguar, Land Rover and Castrol engine testingOutstanding and sustainable fuel economy Jaguar and Land Rover specific wear protection as demonstrated in Jaguar and Land Rover engine testing Stable viscosity for sustainable performance

28、Improved engine cleanliness and engine protectionControl fuel quality impactCastrol Professional Fuel Saver SLX A1 5W-20 Features and Benefits:Clean engines run as planned/designed and more efficiently:Reducing the cost of ownershipFuel savingBetter ability to compensate for variations in fuel and d

29、riving styleStable viscosity to compensate contamination with bio-fuel supplements:Increasing reliabilityCastrol Professional Fuel Saver SLX A1 5W-20 SLX Professional FuelSaver A1913-B SpecificationMinimum requirement+ 0,8 % FEvs ReferenceM111E - FE TestCastrol Professional Fuel Saver SLX A1 5W-20 F

30、uel Economy Potential: Motor mit LeichtlauflColder Combustion Chamber (proportional to fuel savings) (higher than proportional)Castrol Professional Fuel Saver SLX A1 5W-20 Effects to the Environment by using new SLX Professional FuelSaver A1 5W-20 Technology:Minimum requirementsSLX Professional Fuel

31、Saver A1vs ReferenceM111E Sludge Testvs ReferenceEngine Cleanliness:Castrol Professional Fuel Saver SLX A1 5W-20 Engine Cleanliness:See what the difference can be.Castrol Professional Fuel Saver SLX A1 5W-20 70,4 maxSLX Professional FuelSaver A1 5W-20ACEA TU5 TestViscosity IncreaseCastrol Profession

32、al Fuel Saver SLX A1 5W-20 ImprovedFuel Economy ! ImprovedEngine Cleanliness ! ImprovedProduct Stability !Wear ProtectionCorrosionProtectionLow Oil ConsumptionThree good reasons to change to SLX Professional Fuel Saver A1 5W-20Castrol Professional Fuel Saver SLX A1 5W-20 Consumer benefits:Supported

33、by Jaguar and Land Rover and exclusively recommended 5W-20 viscosity to deliver the fuel economy and resulting CO2 emissions benefitsLower fuel bill for the car driverLess CO2 for the environmentGasoline/Petrol (r)evolution with a dedicated product for the newest and advanced Jaguar and Land Rover e

34、ngines delivering outstanding fuel economy and CO2 emission reductionClean engines and high engine protection results in improved engine efficiency Castrol Professional Fuel Saver SLX A1 5W-20 achievable by:(e.g. cylinder liner)(minimize hydrodynamic friction) +Oil components:high VI-base oils(synth

35、etic)polymers(VII)frictionmodifier/ Estertechnologies (e.g. piston ring)Fuel Economy EffectCastrol Professional Fuel Saver SLX A1 5W-20 5W15W20W -35-30-25 -20 -15Viscosity mm/sTemperature2030405060SAE: Society of Automotive Engineers (USA).100 C- 35 CMultigrade Engine Oilswinter (W) - and summer cla

36、ssesFilm thickness under high temperature and/or high load conditionsCold Start Properties0W10WSAE- ClassesCastrol Professional Fuel Saver SLX A1 5W-20 Trucks Diesel(E-Classes)E1E2E3E4 E5Application:ACEA- Classes:Passenger Cars Gasoline/Petrol(A-Classes)A2*A3 A1 (not accepted by all OEMs) (not accep

37、ted by all OEMs)Passenger Cars Diesel without DPF(B-Classes)B1B2* B3B4B5C1C2C3C4(B1, B5 and C-Classes are not accepted by all OEMs)Passenger Cars Diesel with DPF(C-Classes)A5* obsoleteACEA - Classification SystemCastrol Professional Fuel Saver SLX A1 5W-20 Lubrication SystemOil pump is crankshaft dr

38、iven by the auxiliary chainOil pressure regulated using gallery pressure feedbackOil is cooled by a plate-type oil-to-water coolerReplaceable element-type filter, accessible from the top of the engineOil Level Temperature SensorUltrasonic oil level and NTC temperature sensor is continuous-mode senso

39、rReadings are permanently taken and converted into a PWM output signal Oil level metering is determined by the oil-to-air interface layer Oil Level Temperature SensorThe oil level sensor has the following technical properties: Continuous measuring under static conditionsTemperature signal and oil le

40、vel signal 0.3s after switch-onMeasuring frequency 10 HzCustomer/service - specific output (Display)Installs at bottom of oil panSends an ultrasonic pulse vertically upward, it then measure the time for the pulse to be reflected back from the top surface of the oil Compares this time period with a t

41、ime period of a second pulse. Oil Level CheckA. Oil at recommended level. No top-up required B. Add 0.5 litres (0.9 pint) of oilC. Add 1 litre (1.8 pints) of oil D. Oil above maximum for safe operation. Do not drive vehicle. Seek qualified assistance E. Oil level below minimum for safe operation. Ad

42、d 1.5 litre (2.6 pints) of oil, then recheck levelOil Level CheckF. 1 - Oil level stabilising, oil level not available. Wait ten minutes and then recheck the oil level display 2 - If this display is accompanied by the warning message ENGINE OIL LEVEL MONITOR SYSTEM FAULT, a fault with the oil level

43、monitor is indicated. Seek qualified assistance. Torque Actuated Variable Camshaft TimingPage 33Torque Actuated Variable Camshaft TimingConstantly controls camshaft timing to deliver optimum power, efficiency and emissionsCamshaft torque actuated VCT technology uses camshaft torsional energy to phas

44、e the camshafts, rather than using oil pressure generated by the oil pumpAngular phasing is achieved by the internal transfer of oil between the chambers of the phaserMuch lower oil demand than that of oil pressure actuated VCTAllows the engine oil pump capacity to be reduced resulting in fuel econo

45、my benefitsTorque Actuated Variable Camshaft TimingNot reliant on engine oil pressure to phase the camshaftsResponse rates at low engine speeds and high temperatures, where engine oil pressure is typically low, is significantly improvedImproved transient performance and responseControlled in closed-

46、loop by the ECMReference to signals from the CMP sensors and the CKP sensor, by actuation of a variable force solenoid against the VCT hydraulic spool valve at the front of each unit.Torque Actuated Variable Camshaft TimingCamshaft Torque for a Single Valve EventInertia effect from rotating massForc

47、e caused by valve springBiased torque from frictionInitial Filling of Camshaft Torque Actuated VCTTorque Actuated Variable Camshaft TimingSpool Controlled Locking FunctionTorque Actuated Variable Camshaft TimingCamshaft Torque Actuated VCT AdvancingValve closing Negative cam torqueValve opening - Po

48、sitive cam torqueTorque Actuated Variable Camshaft TimingValve opening - Positive cam torqueValve closing Negative cam torqueCamshaft Torque Actuated VCT Retard and Holding PositionTorque Actuated Variable Camshaft TimingValve opening - Positive cam torqueValve closing Negative cam torqueCamshaft To

49、rque Actuated VCT Retard and lockingTorque Actuated Variable Camshaft TimingTorque Actuated Variable Camshaft TimingFull OperationTorque Actuated Variable Camshaft TimingSafety Precautions:The VCT solenoids are heat generators, and can reach high temperaturesFailure Modes:VCT Solenoid StuckVCT Phase

50、r StuckFailure Symptoms:No VCT Control. Camshaft Profile Switching(NA Only)Page 38Camshaft Profile SwitchingCamshafts:Twin overhead camshaftsDrilledInlet camshaft: 3 lobes per valve used by CPS systemLow and high lifting height (5.5 to 10.53 mm)Exhaust camshaft 1 lobe per valveOffset camshaft timing

51、 tool insertion points.Camshaft Profile SwitchingTappets:Inlet tappets:Hydraulic adjustment2 piece designCamshaft profile switching functionExhaust tappets:MechanicalAdjustable valve clearanceGraded tappets.Camshaft Profile SwitchingUsed in combination with VCT reduces pump lossesAdjusts inlet valve

52、 lifting height onlyEngine speeds from idle up to the range of 2,800 - 4,825 rpm (load dependent), the inlet valves have a lifting height of 5.5mm At speeds and loads outside of this range, the high lift cam (10.53mm) is used.Valve Lift CurvesStrategy (warm)Camshaft Profile SwitchingUsed in combinat

53、ion with VCT reduces pump lossesAdjusts inlet valve lifting height onlyEngine speeds from idle up to the range of 2,800 - 4,825 rpm (load dependent), the inlet valves have a lifting height of 5.5mm At speeds and loads outside of this range, the high lift cam (10.53mm) is used.Friction/Fuel Economy B

54、enefit1% Fuel Economy Benefit5-10% Low Speed Torque BenefitWith CPSWithout CPSPerformance BenefitCamshaft Profile SwitchingOuter tappetOuter locking pinInner tappetInner locking pin and return springHydraulic valve adjustment oil inletHydraulic valve adjustment unitOuter tappet return springTappet l

55、ocking lugCamshaft Profile SwitchingLow speed function:Lifting height of 5.5 mmThe inner section of the tappet acts directly on to the top of the valve The outer section of the tappet is disconnected from the valve The outer section of the tappet follows the movement of the high lift camshaft lobes

56、but this movement is not transmitted to the valve.Camshaft Profile SwitchingHigh speed function:Lifting height of 10.53 mmThe outer section of the tappet is locked to the inner section by an hydraulically (oil pressure) operated locking pin1 bar pressure required to move the outer pin onto the inner

57、 pin and lock the tappetThe movement of the outer (high lift) camshaft lobes is now transmitted to the valve from the outer section of the tappet through the locking pin and the inner section of the tappet to the valve.Camshaft Profile SwitchingCamshaft Profile SwitchingControls the supply of oil pr

58、essure to the hydraulic tappetECM provides a ground for the solenoid If CPS solenoids fails valve lift is disabled. Air Intake SystemPage 43Variable Intake SystemOptimizes the filling of the cylinder and thus the engines efficiencyAt low engine speeds, airflow is increased to provide optimum engine

59、torqueWhen engine speed increases a greater amount of air can enter to optimize engine power.Combined benefits: Gives good low/mid range torque coupled with good peak power VIS and CPS modesStrategy7% Torque and 5% Power Benefit vs Fixed ManifoldWith VISFixed ManifoldPerformance BenefitVariable Inta

60、ke SystemSuperchargerIncorporates a 4-blade compressor rotorOperating pressure is 0.8 bar maxVacuum controlled by-pass. SymposerDeliberately accentuates the acoustic feedback into the cabinPulsations from the intake system are fed into the symposer Picks out the pulsations that are within the target