Why Is Hyundai Forward Collision Avoidance Assist Not Working?

Before your FCA (forward collision avoidance) stops working, there are certain symptoms that are easy to notice. 

One of these signs is the FCA warning light, after which you will also receive an error message. 

The caution light is super easy to notice as it comes on after the message disappears. 

Why is Hyundai forward collision avoidance assist not working

Why Is Hyundai Forward Collision-Avoidance Assist Not Working?

Your Hyundai forward collision avoidance assist will malfunction when the sensors are obstructed by debris. Additionally, the sensors may be affected by extreme weather like intense sunshine or snow storms.

If this happens, check out your sensor and try to clean any debris from its surface. The most efficient way to get your FCA fixed is to visit a mechanic as soon as possible. 

Listed below are some other reasons that can be considered;

  • It only functions in detecting cars or objects in front of you.
  • The forward collision-avoidance assist won’t work while you reverse.
  • It cannot detect cars in another lane.
  • Small items like roadblocks and other objects are hard to detect.
  • The FCA will not be able to detect cars approaching the side of the car.

Continue reading to find out why your Hyundai forward collision-avoidance assist is not working.

What Is the Hyundai Forward Collision-Avoidance System?

Before laying out why your FCA isn’t working, we need to first get a good understanding of what it is.

The FCA is a cutting-edge system from Hyundai designed to aid in avoiding or preventing the collision of your car. Its built-in in functions notify drivers and automatically apply the brakes when necessary. This is done by scanning the road with a high-resolution camera.

Many new model cars in today’s vehicle market are equipped with proximity or radar sensors. Hyundai’s front collision-avoidance system provides an extra layer of frontal protection when driving, whether you’re on the highway or in the city.

Meaning Of Hyundai Forward Collision Avoidance Assist Warning Light

When there is a potential collision, the Hyundai Forward Collision-Avoidance Assist Warning Light will come on to warn the driver before it happens. This warning usually comes with a beep sound to make it harder to miss, thereby aiding the driver in avoiding a collision. 

Even when there is no issue with the sensor, the warning light may turn on if there is an issue with your car wiring. Your vehicle’s forward collision avoidance assist warning light can malfunction for a few typical reasons. 

When there is something obstructing your car’s FCA sensor, it is bound to lag in detecting objects. Maintaining your FCA sensor and warning light in good condition should be your top priority as a driver to boost your safety. this is it on Hyundai further forward collision avoidance assist warning light.

How to Check Forward Collision-Avoidance Assist System

How do you check the forward collision-avoidance assist system Hyundai? You can simply follow the steps below to get started.

  • Look under your steering wheel, next to the ignition; you need to find and press the ‘Mode button’. 
  • In the situation where your User Setting does not pop up on the instrument display, you need to continue pushing this button.
  • When the setting pops up, select the Forward Collision-Avoidance option under Driver Assistance from the menu.
  • Check the box next to Forward Collision-Avoidance.

Why Will Forward Collision-Avoidance Assist Disabled On Its Own?

The FCA system will be disabled if the sensor is covered or the sensor lens is filthy with foreign substances like snow or dirt. As the driver, you will be informed of this situation via a warning message.

When the sensors aren’t working properly, the Forward Collision-Avoidance Assist will not function effectively and the warning message or warning light will not come up on the cluster. Also, you must also note that the Forward Collision-Avoidance Assist will not work effectively when driving the car in a location where there is nothing to detect.

How to Reset Your Forward Collision-Avoidance Assist?

In order to get the most out of your vehicle, you need to learn how to reset your collision system the right way. Follow the steps below to get started;

  • The first step is to make sure the fuse for the pre-collision system is not blown. You can do this by checking the fuse box. 
  • If the fuse is blown, you can replace it with a new one.
  • In the next step, you need to disconnect and then reconnect your battery.

With this, your FCA assist system should be reset. If the problems persist, you will need to take your car to a mechanic.

Can I Disable or Uninstall Collision Assist?

Yes, you can disable this function. However, why would you want to turn it off? This feature is designed to greatly aid in avoiding and preventing collisions with other vehicles, it is very disadvantageous to drive without it.

However, if you insist on turning it off, you can follow the steps below. 

  • Start by pressing the home button adjacent to the assistance navigation button on your steering wheel.
  • Next, you can pick the option of fully disabling it or you can also select the level of sensitivity you want.

Note: With this option, you need to understand that the less sensitive it is, the fewer warning messages you will get when collisions are about to occur.

Where Is The Pre-Collision Assist Sensor Located?

You can find it in the middle of the lower grille, under the fascia cover. If it isn’t placed properly, it will not work properly or its performance may be affected by a blocked sensor or camera.

The effectiveness of the sensor’s operation is significantly influenced by its position. A clean view of the road is needed for the camera to function optimally. Windshield damage near the camera’s range of view should be repaired to prevent the sensor from being blocked.


The forward collision avoidance system is an important part of a vehicle. It is advisable to ensure that it is always operating in top-notch condition. We have covered a lot of details on this topic; we hope this article will be of help. Visit your mechanic to learn more on this topic.

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