Collision Avoidance
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Developing a front crash prevention rating system CPCU Insurance All Industry Day www.hldi.org November 7, 2013 David Aylor, Senior Research Engineer Front crash prevention Consumer messages based on HLDI analysis • Forward collision warning (FCW) is beneficial • Autobrake is more beneficial than FCW alone – Collision mitigation braking in combination with FCW e.g. Acura Collision Mitigation Brake System, Mercedes-Benz Distronic Plus – Low-speed collision prevention/mitigation alone e.g. Volvo City Safety • Autobrake systems with greater capability than those HLDI studied are available – Examples Subaru EyeSight Volvo Collision Warning with Full Auto Brake and Pedestrian Detection www.iihs.org Front crash prevention Research tests – 2010 Volvo XC60 with City Safety www.iihs.org Front crash prevention Research tests – 2011 Acura MDX with CMBS www.iihs.org Front crash prevention Research tests – 2011 Mercedes E350 with Distronic Plus www.iihs.org Front crash prevention Vehicles have very different warning strategies Mercedes-Benz instrument cluster icon Volvo heads-up Acura MDX instrument cluster www.iihs.org Front crash prevention NHTSA recognizing forward collision warning based on criteria since 2010 (reward 1 point) www.iihs.org Front crash prevention Impact speed reduction from autobrake for vehicles in HLDI study 35 2011 Acura MDX with CMBS 30 2011 Mercedes E class with Distronic Plus 2010 Volvo XC60 with CADSII 2013 Volvo S60 with City Safety 25 20 15 Speed Speed Reduction (mi/h) 10 5 0 0 5 10 15 20 25 30 35 Test Speed (mi/h) www.iihs.org Front crash prevention Points awarded based on speed reduction targets 12 mph test 25 mph test speed reduction speed reduction points points (mph) (mph) less than 5 0 less than 5 0 5 to 9 1 5 to 9 1 10 or more 2 10 to 22 2 23 or more 3 www.iihs.org Front crash prevention Points for models in HLDI effectiveness studies test points 12 mph 25 mph total points Acura MDX with Collision 1 1 2 Mitigation Brake System Mercedes-Benz E350 0 2 2 with Distronic Plus Volvo S60 with City Safety 2 0 2 Volvo XC60 with City Safety and Collision Warning 2 1 3 with Auto Brake www.iihs.org Front crash prevention Ratings vehicles without forward collision warning or autobrake; or vehicles equipped with a system that doesn’t meet NHTSA or IIHS criteria vehicles earning 1 point for forward collision warning or 1 point in either 12 or 25 mph test vehicles with autobrake that achieve 2-4 points for forward collision warning and/or performance in autobraking tests vehicles with autobrake that achieve 5-6 points for forward collision warning and/or performance in autobraking tests www.iihs.org Front crash prevention Inaugural front crash prevention ratings • First public release of IIHS crash avoidance ratings – September 27, 2013 – 74 models 21 moderately priced cars 13 luxury cars 23 SUVs 17 luxury SUVs www.iihs.org Front crash prevention Autobrake results 35 30 2013 Cadillac ATS 2013 Cadillac SRX 2013 Volvo XC60 25 2013 Volvo S60 2014 Mazda 6 2013 Toyota Prius V 20 2013 Subaru Legacy 2014 Jeep Grand Cherokee 2013 Infiniti JX 15 2013 Mercedes C250 Speed Speed Reduction (mi/h) 2013 Audi A4 2013 Audi Q5 10 2013 Subaru Outback 2013 Lexus ES350 2013 Volvo S60 (City Safety) 5 2014 Acura MDX 2013 Volvo XC60 (City Safety) 0 0 5 10 15 20 25 30 35 Test Speed (mi/h) www.iihs.org Front crash prevention 25 mph auto brake performance Subaru Outback with EyeSight Mercedes-Benz E350 with Distronic Plus www.iihs.org Results of autobrake performance tests Points awarded in each of 2 tests 6 Superior 25 mph 12 mph 4 Advanced 2 0 www.iihs.org 36 midsize sedans and SUVs rated Not Available • Acura RDX • Hyundai Sonata • Toyota 4Runner • Acura TL • Jeep Wrangler • Toyota Camry • Acura TSX sedan • Kia Optima • Toyota FJ Cruiser • Acura TSX wagon • Kia Sorento • Toyota Highlander • Audi A3 • Mazda CX-9 • Toyota Prius v • BMW X5 • Nissan Altima • Toyota Venza • Buick Verano • Nissan Maxima • Volkswagen CC • Chrysler 200 • Nissan Murano • Volkswagen Jetta sedan • Dodge Avenger • Nissan Pathfinder • Volkswagen Jetta Sportwagen • Dodge Journey • Nissan Xterra • Volkswagen Passat • Honda Pilot • Subaru Tribeca • Volvo C30 • Hyundai Santa Fe • Suzuki Kizashi • Volvo XC90 www.iihs.org www.iihs.org 25 midsize 2013-14 models rated Basic • Acura ZDX • Ford Fusion • Lexus IS (2014)* • BMW 3 series • GMC Terrain • Lexus RX (2014)* • BMW X3 • Honda Accord • Lincoln MKT • Chevrolet Equinox • Honda Crosstour • Lincoln MKX • Chevrolet Malibu • Infiniti Q50 (2014)* • Lincoln MKZ • Dodge Durango (2014)* • Infiniti QX50 (2014)* • Mercedes-Benz GLK* • Ford Edge • Infiniti QX60 (2014)* • Mercedes-Benz M-Class* • Ford Explorer • Infiniti QX70 (2014)* • Ford Flex • Jeep Cherokee (2014)* *These models are equipped with autobrake, but IIHS hasn't tested the systems. www.iihs.org www.iihs.org 6 midsize 2013-14 models rated Advanced Jeep Grand Cherokee (2014) Acura MDX (2014) Lexus ES Audi A4 Mazda 6 (2014) Audi Q5 www.iihs.org www.iihs.org 7 midsize 2013-14 models rated Superior Cadillac ATS Subaru Legacy Cadillac SRX Subaru Outback Mercedes-Benz C-Class Volvo S60 Volvo XC60 www.iihs.org www.iihs.org IIHS safety awards Requirements for 2014 TOP SAFETY PICK winners must earn good ratings in the moderate overlap front, side, rollover and rear tests and a good or acceptable rating in the small overlap front test TOP SAFETY PICK+ winners must be eligible for 2014 TOP SAFETY PICK and earn a basic or better rating for front crash prevention www.iihs.org www.iihs.org Benefits of Autobrake: Mercedes-Benz C-Class into Chevrolet Malibu at 40 and 20 km/h 25 mph 12 mph www.iihs.org Dedicated to reducing deaths, injuries, www.iihs.org and property damage on the highway .