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What is hill start assist?

We explain how Hill Start Assist works and why it is a good feature to have in your car.

Buying a Car2 min read

Hill Start Assist, a feature increasingly found in modern vehicles, offers a helping hand when navigating steep inclines. But what exactly is Hill Start Assist, and how can it make your driving experience smoother? Let's delve into this innovative technology and discover its benefits for drivers tackling hilly terrain.

But before you search for new or used models on AutoTrader fitted with Hill Start Assist. Remember that you can sell your car quickly and easily on our website here


Related: AutoTrader's Car Buying Glossary of Terms


What is Hill Start Assist?

Hill Start Assist, also known as Hill Hold Control or Hill Start Assist Control (HAC), is a safety feature designed to prevent vehicles from rolling backwards when starting on an incline. It provides temporary brake pressure to keep the vehicle stationary until the driver accelerates, ensuring a smooth and controlled start on uphill gradients.

How Does Hill Start Assist Work?

Hill Start Assist operates by detecting when the vehicle is on an incline, and the driver releases the brake pedal. Here's a simplified breakdown of its operation:

Activation:

When the vehicle comes to a stop on a hill, the Hill Start Assist system engages automatically, indicated by a dashboard icon or notification.

Brake Hold:

Upon releasing the brake pedal, the system applies brake pressure to prevent the vehicle from rolling backwards.

Smooth Acceleration: 

Once the driver applies the accelerator pedal, the brake pressure is gradually released, allowing for a seamless transition from a standstill to forward motion.

Automatic Deactivation:

Hill Start Assist automatically deactivates once the vehicle accelerates to a certain speed or when the driver releases the accelerator pedal.

Considering a Car with Hill Start Assist?

Investing in a vehicle equipped with Hill Start Assist offers several advantages, particularly for drivers navigating hilly terrain:

Confidence on Inclines:

Hill Start Assist provides peace of mind and confidence when starting on steep hills, especially in challenging driving conditions.

Prevents Rollbacks:

Say goodbye to the anxiety of rolling backwards on steep inclines, as Hill Start Assist ensures a stable and controlled start every time.

Enhanced Safety:

By preventing rollbacks, Hill Start Assist reduces the risk of accidents and collisions, particularly in urban areas with heavy traffic and steep hills.

Conclusion

Hill Start Assist is a valuable feature that enhances driver confidence and safety, particularly in regions with hilly terrain or urban environments with frequent stop-and-go traffic on inclines. When considering your next vehicle purchase, explore the benefits of Hill Start Assist for a smoother and more enjoyable driving experience.

Author - Ryno Fourie

Written by Ryno Fourie

Ryno started his career capturing press images of the latest and greatest vehicles which have subsequently adorned the covers and pages of prominent motoring titles locally and internationally. After a short stint as a photography lecturer, he once again joined the automotive industry as a sub-editor and photographer for a local publication, however, currently, you will find him spending most of his time in the studio creating written, video, and photography content as part of the AutoTrader content team.Read more

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