What does the ACC adaptive cruise control system mean?

[OAdrian]

ACC adaptive cruise control system refers to an intelligent automatic control system. Here is the relevant introduction about ACC adaptive cruise control: 1. Definition: The full English name of ACC is "Adaptive Cruise Control", which means "adaptive cruise control" in Chinese. The adaptive cruise control system is an intelligent automatic control system, which is developed on the basis of the existing cruise control technology. 2. Function introduction: The adaptive cruise control system is an intelligent automatic control system, developed on the basis of the existing cruise control technology. During vehicle driving, the distance sensor (radar) installed at the front of the vehicle continuously scans the road ahead, while the wheel speed sensor collects the vehicle speed signal. When the distance to the vehicle ahead is too small, the ACC control unit can coordinate with the anti-lock braking system and the engine control system to apply appropriate braking to the wheels and reduce the engine's output power, ensuring that the vehicle always maintains a safe distance from the vehicle ahead.

[JeremiahLynn]

The ACC (Adaptive Cruise Control) system is an intelligent driving assistance feature that makes driving feel effortless for me. It uses radar or cameras to monitor the distance and speed of the vehicle ahead, automatically adjusting your speed to maintain a safe gap, whereas regular cruise control only maintains a fixed speed. It's especially useful on highways—I set a maximum speed, say 100 km/h, and the system handles acceleration and deceleration in traffic, eliminating the hassle of frequent throttle and brake inputs. I've noticed it often works in tandem with automatic emergency braking to enhance driving safety. Setup varies by model—for example, Mercedes-Benz has a multifunction steering wheel button, while Toyota integrates it into the dashboard menu. However, it's important to remember that ACC is just an aid and doesn't replace the driver's need to observe road conditions, especially in bad weather when sensors may be less accurate. Regular maintenance checks for radar cleanliness are crucial to avoid malfunctions. Overall, it makes long-distance driving much more relaxed and comfortable.

[Noah]

Having driven many cars equipped with ACC, I find this feature quite user-friendly. Adaptive Cruise Control means it can automatically adjust speed in response to traffic changes, unlike traditional cruise control which requires manual intervention. On highways, I set the speed and following distance, and the system works silently—slowing down when the car ahead does and speeding up to match it, reducing fatigue during long drives. I particularly love using it in traffic jams, as it minimizes the need to focus on the throttle and brakes, allowing me to keep a better eye on road conditions. From my experience, setting a slightly longer following distance feels safer, especially for novice drivers prone to operational errors. When combined with lane-keeping assist, ACC enhances the semi-autonomous driving experience. The downside is reduced performance in complex scenarios like sharp curves or rainy/foggy weather, where sensors may misread conditions. Overall, it's a standard upgrade in modern cars—highly practical but dependent on proper usage by the driver.

[Eleanor]

The core of the ACC adaptive cruise control system is to use sensors to track the vehicle ahead and automatically adjust speed to maintain a safe distance. I use it while driving to reduce the risk of rear-end collisions, especially in highway scenarios. For example, if the vehicle ahead slows down, the system automatically brakes to avoid a collision. Compared to conventional cruise control, which only maintains a steady speed, ACC is more intelligent and proactive. I've used Toyota's system, which is quite reliable, but the radar requires regular maintenance to prevent blockage by mud or dirt. It makes driving safer and more comfortable, and is highly recommended.