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Active Cruise Control (Adaptive) ACC – what is worth knowing about it?

Active cruise control in a car
Artur Owczarek
Artur Owczarek

Brand Product Manager Moje AutoHe has been involved in the automotive industry for years. He is passionate about cars and detailing. On his blog, he shares his knowledge and experience, offering tips on how to effectively care for your car and extend its life.

Active cruise control is definitely something worth having in your car. What is it and how does it differ from the classic version? We'll tell you!

How does active cruise control work and its use in modern vehicles?

Let's start with a definition, so what is active cruise control? First of all active cruise control (Adaptive Cruise Control – ACC) is an advanced driver assistance system that automatically adjusts the vehicle speed to the traffic. Using sensors, cameras and radars, ACC monitors the distance from the vehicle in front and maintains a safe gap between vehicles. If necessary, the cruise control slows down or accelerates, ensuring a smooth and comfortable ride. Interestingly, the new models can also change lanes.

ACC, also known as cruise control, has a number of advantages. Drivers praise it mainly for its comfort on long journeys, greater safety, and savings resulting from smooth, economical driving.

How do I turn on ACC adaptive cruise control?

In essence, adaptive cruise control works similarly to the classic one. After accelerating the vehicle, you have to press the "set" button. In addition, the driver has the "plus" and "minus" buttons to set the speed. You can also set the appropriate distance from the car in front.

Check also, how it works collision warning system!

Differences between traditional and active cruise control

Active cruise control - side of a moving car

Traditional cruise control allows you to maintain a constant speed but does not respond to changes in traffic. How does active cruise control work? First of all, it adjusts the speed to the vehicles in front of us, reducing the need for frequent intervention in the acceleration and braking system.

Types of adaptive cruise control

There are three types of ACC cruise control:

  • Adaptive cruise control, which operates at specific speeds — this type of cruise control supports a specific speed range. When the car is moving slower — the system switches off. This means that the driver must brake at that time.
  • Full-speed cruise control - Cruise control will stop the vehicle even at low speeds. However, the vehicle will not move on its own - the driver must press the gas pedal
  • Stop&Go cruise control – this is an extension of previous technologies. It not only supports the full speed range and stops the vehicle when it is going slowly, but it will also start itself.

The impact of active cruise control on driving safety and comfort

It is worth remembering that ACC active cruise control significantly improves travel comfort, especially when driving on the motorway or in traffic jams. Thanks to automatic speed control, the driver is less tired and the ride becomes smoother. In addition, adaptive cruise control helps avoid sudden maneuvers, which reduces the risk of collisions. It is worth remembering that systems such as ACC, HSA Hill Start Assist  infotainment are very useful and definitely worth having in the car.

The technology behind active cruise control – radar, cameras and sensors

Active Cruise Control - Man in the Car

Sensors, radars and cameras are key elements active cruise control. Radar scans the space in front of the vehicle, monitoring the distance from other road users, while cameras help recognize road signs and lanes. The interaction of these technologies allows for precise speed adjustments.

The Most Common Problems with Active Cruise Control and How to Solve Them

Although ACC is an advanced system, it can experience problems such as:

  • No response to some vehicles,
  • Incorrect distance recognition,
  • Interference caused by dirt on sensors.

Regularly cleaning cameras and radars helps avoid such problems.

Cleanliness of windows and sensors – why is it so important for cruise control systems?

Adaptive cruise control - stationary car

Dirt, rain or snow can interfere with sensors and cameras, negatively affecting ACC performance. Clean glass and sensors is a key issue in maintaining the precise operation of adaptive cruise control. For this reason, it will also be very important to use an effective winter window cleaner or winter windshield washer fluid concentrate. For this purpose, it is worth using appropriate preparations, such as: Window defroster  Anti-fog – a preparation that prevents windows from fogging, which will help maintain good visibility.

The Future of Active Cruise Control in Autonomous Vehicles

Looking a bit into the future, active cruise control is one of the first steps towards full vehicle autonomy. In the future, these systems will become even more advanced, integrating with other technologies such as artificial intelligence and vehicle-to-vehicle communication (V2V). The development of these solutions will make travel even safer and more comfortable.

ACC cruise control is not only convenient, but also improves road safety. Regular care for the cleanliness of windows and sensors with such preparations makes the system work optimally. It is therefore worth regularly monitoring its condition and using modern solutions to enjoy safer driving.

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