What Is Hill-Descent Control? How Does It Work?

What Is Hill-Descent Management? How Does It Work?


Think about your self perched atop a steep, snowy hill. If you happen to’re rocking snow pants and a parka, and there is a sled beneath your snow-insulated cheeks, you wish to slide down that slope with as a lot velocity and as little friction as potential. It’s going to be enjoyable!

As enjoyable as that is perhaps, if you end up atop a hill in an SUV full of three rows of beloved members of the family, you may possible have a distinct purpose in thoughts. A gradual, secure, managed descent is what we’re after, which may be reasonably difficult and unnerving to perform with brake-pedal modulation alone. Therefore, hill-descent management.

How Does Hill-Descent Management Work?

Land Rover launched hill-descent management on the compact first-gen Freelander, which reached American sellers in late 2002. The Freelander did not have the low-range gears that aided low-speed descent in additional typical Land Rovers (and Jeeps, Land Cruisers, and many others. ).

That system and all those who have adopted function in the identical fundamental method. As soon as the driving force has activated hill-descent management and chosen a most velocity, the car attracts on its traction-control and anti-lock braking techniques to reduce tire slip and ease you down the slope. The motive force needn’t contact the gasoline or brake pedals, and may subsequently consider steering round potential hazards that lay forward. The ABS pulses trigger the tires to skid barely over a given terrain, usually increase little piles of filth, scree, or related supplies in entrance of the wheels; these small “obstacles” can present additional help in, uh, controlling a hill descent.

Not like cruise management, hill-descent management solely operates at a low vary of speeds and affords finer changes. Some techniques restrict utilization to underneath 5 mph and provide minute velocity changes to the tenth. Hill-descent management is marketed utilizing that actual phrase throughout most automakers, although there are some exceptions. Greater than 20 years after its improvement, it has develop into a staple of the fashionable SUV.

SUVs With Hill-Descent Management

These autos provide hill-descent management as commonplace or non-obligatory tools.

  • Alfa Romeo (Stelvio)
  • Aston Martin (DBX)
  • Audi (A4 Allroad, A6 Allroad, E-Tron, Q3, Q5, Q7, Q8)
  • Bentley (Bentayga)
  • BMW (X1, X2, X3, X4, X5, X6, X7)
  • Chevrolet (Colorado, Tahoe, Silverado, Suburban)
  • Ford (Explorer, Expedition, F-150, Tremendous Responsibility)
  • Genesis (GV80)
  • GMC (Sierra, Yukon/XL)
  • Hyundai (Kona, Tucson, Santa Fe, Palisade; labeled as Downhill Brake Management)
  • Jaguar (E-Tempo, F-Tempo, I-Tempo; labeled as All-Floor Progress Management*)
  • Jeep (Renegade, Compass, Cherokee, Grand Cherokee, Wrangler, Gladiator)
  • Kia (Seltos, Sportage, Telluride; labeled as Downhill Brake Management)
  • Lamborghini (Urus)
  • Land Rover (Defender, Uncover, Discovery Sport, Vary Rover Evoque, Vary Rover Velar, Vary Rover Sport, Vary Rover; labeled as All-Terrain Progress Management*)
  • Lexus (GX, LX; as a part of Crawl Management*)
  • Lincoln (Aviator, Navigator)
  • Maserati (Levante)
  • Mercedes-Benz (GLS-Class, GLE-Class, GLC-Class, GLB-Class; labeled Downhill Velocity Regulation)
  • Nissan (Frontier, Pathfinder, Titan)
  • Porsche (Cayenne; labeled Porsche Hill Management)
  • RAM (1500, 2500, 3500)
  • Rolls-Royce (Cullinan)
  • Subaru (Ascent, Crosstrek, Forester, Outback)
  • Toyota (4Runner, Highlander, RAV4)
  • Volkswagen (Atlas, Atlas Cross Sport, Tiguan; labeled as Hill Descent Help)
  • Volvo (XC40, XC60, XC90, V60 Cross Nation, V90 Cross Nation)
    *These techniques additionally handle velocity on degree and uphill grades.



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