adaptive cruise control

Adaptive cruise control (ACC) is a type of advanced driver-assistance system for road vehicles that automatically adjusts the vehicle speed to maintain a safe distance from vehicles ahead. As of 2019, it is also called by 20 unique names that describe that basic functionality. This is also known as Dynamic cruise control.Control is based on sensor information from on-board sensors. Such systems may use a radar, laser sensor or a camera setup allowing the vehicle to brake when it detects the car is approaching another vehicle ahead, then accelerate when traffic allows it to.
ACC technology is regarded as a key component of future generations of intelligent cars. The technology enhances passenger safety and convenience as well as increasing road capacity by maintaining optimal separation between vehicles and reducing driver errors. Vehicles with autonomous cruise control are considered a Level 1 autonomous car, as defined by SAE International. When combined with another driver assist feature such as lane centering, the vehicle is considered a Level 2 autonomous car.
Adaptive cruise control does not provide full autonomy: the system only provides some help to the driver, but does not drive the car by itself.

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  1. evets

    Real life range

    I along with four others, recently took a 160km road trip, not very far but data is useful. The battery went from 80% to 44%. That indicates an easy 320km range with comfortable head room. Obviously working from a 100% charge would shift the range by another 100km perhaps. The trip consisted...
  2. D

    cruise control question

    Ive just received my MG ZS EV, i was watching youtube videos online on the cruise control. The videos have thought me a lot and i can now use the adoptive cruise control... but what i cannot find online is how to enable the normal cruise control. Can you guys tell me how to turn it on, or know...
  3. Joningy

    MGS5 auto dipping headlights

    The auto dipping headlights on my 4 week old S5 are terrible, often blinding oncoming vehicles, sometimes not auto dipping at all, needing to manual dip, feels so sluggish as though they've been on the beer and forget to work. Has anyone else noticed this sluggish nature on auto dip? I doubt...
  4. Joningy

    Dangerous Adaptive cruise control

    My 3 week old MGS5 has developed a significant and potentially dangerous problem with the ACC, it doesn't always turn off when pressing the the centre of the 3 left side steering wheel buttons, (the button showing a steering wheel pic) To set ACC, I'm pressing the left centre steering wheel...
  5. jamakr4

    What car did your MG4 replace?

    Just saw a similar thread on the MG3 forum and thought it was a cool idea. I replaced a 2014 Mercedes C220. I loved the car, but it started getting quite expensive — so I did the math and came to the conclusion that it just wasn’t worth the money anymore. I sold it and bought a used MG4 Luxury...
  6. ajw1100

    Warning Triangle popup

    Noticed some random warning popups, checked the handbook but that didn't help. It sits to the bottom left in the dash just above the fuel gauge, there is some very fine text that I cannot read under the exclamation mark within the triangle and it seems to be yellow/orange in colour. It appears...
  7. TimothyN

    ACC Surges on Hills

    There is quite a long, quite steep, hill from Westerham to Biggin Hill, and if I use ACC to climb it, it surges so badly as to be quite unpleasant. The Audi managed it with no problem. Have others discovered this?
  8. Cabansail

    ACC

    Went for a bit of a trip today, up to Ipswich and back home. Generally am liking the Xpower. One thing did stand out though, the ACC is not as good as other systems I have used. A couple of times it suddenly decelerated due to a car approaching in the other lane. Then there is the drop in...
  9. leon8108

    Cruise Control Speed Display

    I have recently purchased a Cyberster GT and whilst I love the car and particularly its looks - the ACC speed display does my head in. Its location is poor (top left of the centre display) obscured by the steering wheel. It’s also very small making it hard to read anyway. This is a safety issue...
  10. walz

    Adaptive Cruise Control had a bit of a moment!

    Yesterday travelling on the A2 was an old fashioned motorcycle sidecar outfit, I was using adaptive cruise control set at 60 mph and as the car approached behind the out fit the cruise control was switching from person to motorcycle in blue on the dash and when it went to person the brakes were...
  11. CyberNewbie

    Does the Cyberster use regenerative braking when in Adaptive Cruise Control?

    I read in another MG thread that other MG EVs do not use regenerative braking when in Adaptive Cruise Control, does this apply to the Cyberster?
  12. I

    Adaptive Cruise Control Failure Warning

    I tend to use ACC to stick to speed limits but today I was behind a big rig cab that was being towed. Those things are towed by the back wheels so what was in front of me was the oncoming cab of a truck. I could understand if it couldn't identify the vehicle on the display screen but it showed...
  13. Expat Ever

    Adaptive Cruise Control - Braking either on or off?

    I've rarely had the opportunity (or motivation) to use ACC but a recent longish trip on fairly fast straightish highways seemed like a good time to try it again. Sadly, despite an OTA firmware update and a 20,000 km service earlier this year I found that it seems incapable of the kind of...
  14. Logan T

    Adaptive Cruise Control issues after update

    Several software updates were performed during my MG4 SE LR first service in April. I now notice that the ACC function is behaving differently. It appears as if switching on ACC is now also enabling LKA, with the associated unpleasant steering nudges. Anyone else seeing this? One of my...
  15. S

    Adaptive Cruise Control

    Does anyone know when using ACC whether the brake lights come on when ACC brakes due to slow/stationary traffic please? I want to know if someone following me gets a warning of rapid deceleration. Thank you.
  16. I

    Adaptive cruise control ACC

    I've noticed if I drive on motorway at 70 mph and use the ACC and then use the brake to slow down, the battery will shut down. I recieve a fault and need to pull over. Shut the car down and restart and it works again. Is this a common fault or is there something I'm doing wrong?
  17. Les burrows

    Demonstration of adaptive CRUISE CONTROL

    This might help some with how cruise control works. And how to use it
  18. H

    Any way to stop ZS EV resetting everything

    My new ZS EV arrived a couple of weeks ago and I'm loving the range but the software seems largely basic and in some parts just really badly thought out. Most of them I can get past but the settings reset is downright infuriating. It doing things like resetting the KERS level back to 3 and...
  19. A

    Cruise control

    Can one turn off the Adaptive cruise control so it is just on manual operation that can increase or decrease speed levels in increments of 1 mph instead of 5 mph and not have the radar Influence which causes problems on bends on A roads.
  20. W

    Adaptive Cruise Control and regenerative braking question

    I just did my first long motorway trip in the ZSEV. I love the ACC but I notice if the car slows from say 70mph to 60mph because of traffic ahead when it stops accelerating and starts breaking you don’t get any regenerative breaking so nothing on the automatic slow down is going back into the...
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