Transparency ABS- 0 ABS Technology Using Vehicle Technology to Your Advantage ISHS Technology ABS Education Alliance P. O. Box Research Triangle Park North Carolina

Transparency ABS- 1 ABS Transparency Objectives Anti-Lock Braking System (ABS) ABS DevelopmentABS Development Critical TractionCritical Traction ABS AdvantagesABS Advantages With ABS…DoWith ABS…Do With ABS… Do NotWith ABS… Do Not 42

Transparency ABS- 2 ABS Development l When was the ABS technology available? l On what vehicles was the first commercial application? l When did ABS become available for passenger vehicles? l What road vehicles were first required to install ABS? 43

Transparency ABS- 3 Traction Depends On: l Road Surface l Weather Conditions l Tires l Braking Techniques l Speed 44

Transparency ABS- 4 ABS Advantages l Enhanced Braking Action l Vehicle Steerability l Vehicle Stability l Stopping Distance 45

Transparency ABS- 5 With ABS…Do l Add to your following distance in bad weather l Practice use of ABS l Keep your foot firmly on the brake l Check owner’s manual for special concerns 46

Transparency ABS- 6 With ABS… Do Not l Drive More Aggressively l Pump The Brakes l Steer Too Much l Be Alarmed By ABS Noise or Vibration 47

Transparency ABS- 7 Intelligent Stability and Handling Systems l Physics Review l System Overview l Risk Factors l Understanding ISHS l ISHS Performance l ISHS Concerns l Conclusions Transparency ISHS-1 48

Transparency ABS- 8 Physics Review Natural Forces on Vehicle Natural Forces on Vehicle InertiaInertia MomentumMomentum FrictionFriction Energy ofEnergy of Motion Motion Transparency ISHS-2 49

Transparency ABS- 9 Physics Review Forces of Motion on Driver/Passengers Forces of Motion on Driver/Passengers InertiaInertia MomentumMomentum Impulse (Impact)Impulse (Impact) Kinetic EnergyKinetic Energy Transparency ISHS-3 50

Transparency ABS- 10 System Overview l Microprocessor and Sensor Technology l Optimize Use of Friction Tire and Road ContactTire and Road Contact Acceleration, Deceleration, and TurningAcceleration, Deceleration, and Turning l Variety of Systems in Use l Recognizing the Stability and Handling Systems Transparency ISHS-4 51

Transparency ABS- 11 Risk Factors l Driver Controls Some Risk Factors l Some Risk Factors Not Controlled Other driver actionsOther driver actions Road surface changesRoad surface changes Weather conditionsWeather conditions l Knowing Vehicle Safety Features Transparency ISHS-5 52

Transparency ABS- 12 Understanding ISHS l Intelligent Stability and Handling Systems Standard equipmentStandard equipment Optional equipmentOptional equipment l Recognizing System Names Active HandlingActive Handling Electronic Stability Program (ESP)Electronic Stability Program (ESP) AdvanceTrac TMAdvanceTrac TM StabiliTracStabiliTrac Dynamic Stability ControlDynamic Stability Control Traxxar TMTraxxar TM Transparency ISHS-6 53

Transparency ABS- 13 ISHS Performance l Provide Enhanced Vehicle Control Avoid obstaclesAvoid obstacles Prevent traction lossesPrevent traction losses l Sensors Detect Direction of the vehicleDirection of the vehicle Direction of the steering wheelDirection of the steering wheel l Correct Direction of Vehicle Automatically braking a specific wheel to enhance tractionAutomatically braking a specific wheel to enhance traction Correct vehicle to steering pathCorrect vehicle to steering path Transparency ISHS-7 54

Transparency ABS- 14 ISHS Concerns l How do they work? l Do I need this on my car? l How do I use the system? l Can I drive more aggressively? l How do I know the system is working? Transparency ISHS-8 55

Transparency ABS- 15 ISHS Concerns l Does my vehicle have ISHS? l When is the ISHS helpful? l Aren’t Intelligent Stability and Handling Systems the same as Traction Control Systems? l Are the ISHS similar to ABS? Transparency ISHS-9 56

Transparency ABS- 16 Conclusions l Know Your Vehicle Safety Systems l Steer The Car Toward Your Path of Travel l Use ABS effectively l ABS and ISHS Work Together to Enhance Vehicle Stability and Handling Transparency ISHS-10 57

Transparency ABS- 17 ABS Technology Using Vehicle Technology to Your Advantage ISHS Technology ABS Education Alliance P. O. Box Research Triangle Park North Carolina Transparency ISHS-0 58