Hyundai Kona: Blind-spot collision warning (BCW) system / Limitations of the system

The driver must be cautious in the below situations, because the system may not detect other vehicles or objects in certain circumstances.

• When a trailer or carrier is installed.
• The vehicle drives in inclement weather such as heavy rain or snow.
• The sensor is polluted with rain, snow, mud, etc.
• The rear bumper where the sensor is located is covered with a foreign object such as a bumper sticker, a bumper guard, a bike rack, etc.
• The rear bumper is damaged, or the sensor is out of the original default position.
• The vehicle height gets lower or higher due to heavy loading in the luggage compartment, abnormal tire pressure, etc.
• When the temperature near the rear bumper area is high or low.
• When the sensors are blocked by other vehicles, walls or parking-lot pillars.
• The vehicle drives on a curved road or through a tollgate.
• The vehicle is driven near areas containing metal substances such as a construction zone, railroad, etc.
• There is a fixed object near the vehicle, such as a guardrail, person, animal, etc.
• While going down or up a steep road where the height of the lane is different.
• When driving through a narrow road with many trees or bushes.
• When driving on wet surfaces.
• When driving through a large area with few vehicles or structures around, such as a desert, rural area, etc.
• A big vehicle is near such as a bus or truck.
• When other vehicles are close to your vehicle.
• When the other vehicle approaches very close.
• When the detected vehicle also moves back, as your vehicle drives back.
• While changing lanes.
• If the vehicle has started at the same time as the vehicle next to you and has accelerated.
• When the other vehicle passes at a very fast speed.
• When the vehicle in the next lane moves two lanes away from you OR when the vehicle two lanes away moves to the next lane to you.
• The vehicle is turning left or right at a crossroads.
• A motorcycle or bicycle is near.
• A flat trailer is near.
• If there are small objects in the detecting area such as a shopping cart, a baby stroller or pedestrian.
• If there is a low height vehicle such as a sports car.

The BCW indicator on the outer side view mirror may not illuminate properly when:

• The outside rearview mirror housing is damaged.
• The mirror is covered with dirt, snow, or debris.
• The window is covered with dirt, snow, or debris.
• The window is tinted.