Hyundai Ioniq: Driving your vehicle / Driver AttentionThe driver must be cautious in the below situations may not work properly when recognition of the lane marker is poor or limited :

Hyundai Ioniq (AE) 2017-2021 Owner's Manual / Driving your vehicle / Driver AttentionThe driver must be cautious in the below situations may not work properly when recognition of the lane marker is poor or limited :

When lane and road condition is poor

  • It is difficult to distinguish the lane marker from road when the lane marker is covered with dust or sand.
  • It is difficult to distinguish the color of the lane marker from road.
  • There is something looks like a lane marker.
  • The lane marker is indistinct or damaged.
  • The number of lanes increases/ decreases or the lane lines are crossing (Driving through a toll plaza/toll gate, merged/divided lane).
  • There are more than two lane markers.
  • The lane marker is very thick or thin.
  • The lane marker is not visible due to snow, rain, stain, a puddle or other factors.
  • A shadow is on the lane marker because of a median strip, guardrail, noise barriers and others.
  • When the lane markers are complicated or a structure substitutes for the lines such as a construction area.
  • There are crosswalk signs or other symbols on the road.
  • The lane suddenly disappears such as at the intersection.
  • The lane marker in a tunnel is covered with dirt or oil and etc.
  • The lane is very wide or narrow.

When external condition is intervened

  • The brightness of outside changes suddenly when entering/existing a tunnel or passing under a bridge.
  • The headlamps are not on at night or in a tunnel, or light level is low.
  • There is a boundary structure in the roadway.
  • The light of street, sun, oncoming vehicle and so on reflects from the water on the road.
  • When light shines brightly in the reverse direction you drive.
  • The distance from the vehicle ahead is very short or the vehicle ahead drives hiding the lane line.
  • You drive on a steep grade or a sharp curve.
  • The vehicle vibrates heavily.
  • The temperature near inside mirror is very high due to direct sun light and etc.

When front visibility is poor

  • The lens or windshield is covered by strange materials.
  • The sensor cannot detect the lane because of fog, heavy rain or snow.
  • The windshield is fogged by humid air in the vehicle.
  • Putting something on the crash pad and etc.


The Lane Keeping Assist System is a system to help prevent the driver from leaving the lane. However, the driver should not solely rely on the system but always take the necessary actions for safe driving practices.

Warning Light and Message

Check Lane Keeping Assist (LKA) system If there is a problem with the system a message will appear for a few seconds. If the problem continues the LKA system failure indicator will illuminate...

LKA System Function Change

The driver can change LKA to Lane Departure Warning (LDW) System or change the LKA system mode between Active LKA and Standard LKA from the User Settings Mode on the LCD display...

Other information:

Hyundai Ioniq (AE) 2017-2021 Owner's Manual: Tires and Wheels

NOTICE It is permissible to add 3 psi to the standard tire pressure specification if colder temperatures are expected soon. Tires typically loose 1psi (7kPa) for every 12°F temperature drop. If extreme temperature variations are expected, recheck your tire pressure as necessary to keep them properly inflated...

Hyundai Ioniq (AE) 2017-2021 Owner's Manual: Auto Defogging System

Auto defogging system reduces the possibility of fogging up the inside of the windshield by automatically sensing the moisture on inside the windshield. The auto defogging system operates when the heater or air conditioning is on. When the Auto Defogging System operates, the indicator will illuminate...


Seatback pocket

Hyundai Ioniq. Seatback pocket

The seatback pocket is provided on the back of the front passenger's seatback.


To prevent the Occupant Classification System from malfunctioning:

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