Hyundai Ioniq: FCA Sensor / Warning message and warning light

Hyundai Ioniq (AE) 2017-2023 Owner's Manual / Driving your vehicle / Forward Collision-Avoidance Assist (FCA) system / FCA Sensor / Warning message and warning light

Forward Collision-Avoidance Assist (FCA) system disabled. Radar blocked

Hyundai Ioniq. Warning message and warning light

When the sensor cover is blocked with dirt, snow, or debris, the FCA system operation may stop temporarily. If this occurs, a warning message will appear on the LCD display.

Remove any dirt, snow, or debris and clean the radar sensor cover before operating the FCA system. The system will operate normally when such dirt, snow or debris is removed.

The FCA may not properly operate in an area (e.g. open terrain), where any substances are not detected after turning ON the vehicle.

FCA Sensor

In order for the FCA system to operate properly, always make sure the radar sensor cover is clean and free of dirt, snow, and debris. Dirt, snow, or foreign substances on the lens may adversely affect the sensing performance of the sensor...

System Malfunction

Check Forward Collision Avoidance Assist system When the FCA is not working properly, the FCA warning light () will illuminate and the warning message will appear for a few seconds...

Other information:

Hyundai Ioniq (AE) 2017-2023 Service Manual: Radiator. Components and components location

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Hyundai Ioniq (AE) 2017-2023 Owner's Manual: LKA system activation

To see the LKA system screen on the LCD display in the cluster, select SCC/LKA mode () for cluster type A or ASSIST mode () for cluster type B. For more information, refer to "LCD Display Modes" in chapter 3. When both lane markers are detected and all the conditions to activate the LKA system are satisfied, a green steering wheel indicator will illuminate and the LKA system indicator light will change from white to green...