Hyundai Genesis: LKAS operation / Warning

  • If you cross a lane line, the lane line you cross will blink (yellow) on the LCD display with steering wheel vibration warning.
  • If the steering wheel appears, the system will control the vehicle’s steering to prevent the vehicle from crossing the lane line.

If all the conditions to activate LKAS is not satisfied, the system will convert to LDWS and warn the driver only when the driver crosses the lane lines.

If the driver takes one’s hands off the steering wheel while the LKAS is activated, the system will warn the driver after several seconds with a visual and acoustic warning.


The warning message may appear late according to road conditions. Therefore, always have your hands on the steering wheel while driving.

If the driver still does not have one’s hand on the steering wheel after several seconds, the system will be automatically turned off.


  • The driver is responsible for accurate steering.
  • Turn off the system and drive the vehicle in below situations.
    - In bad weather
    - In bad road condition
    - When the steering wheel needs to be controlled by the driver frequently.


  • Even though the steering is assisted by the system, the driver may control the steering wheel.
  • The steering wheel may feel heavier when the steering wheel is assisted by the system than when it is not.

A message will appear on the LCD display if the condition to activate the LKAS is not satisfied. Also, there will be an acoustic warning. The warning will disappear when the conditions are met.

The system will be cancelled when:

  • Vehicle speed is below 40 mph (60 km/h) and over 110 mph (180 km/h ).
  • Only one lane line is detected.
  • Using the turn signal to change lanes. If you change lanes without the turn signal on, the steering wheel might be controlled.
  • The hazard warning flasher is on.
  • The width of the lane is below 10 feet (3.1 m) and over 15 feet (4.5 m).
  • ESC (Electronic Stability Control) is activated.
  • When the system is on or after changing a lane, drive in the middle of the lane.
  • The steering will not be assisted when you drive fast on a sharp curve.
  • The steering will not be assisted when you change lanes fast.
  • The steering will not be assisted when you brake suddenly.


The driver must be cautious in the below situations may not work properly when:

  • The lane is not visible due to snow, rain, stain, a puddle or other factors.
  • The brightness outside changes suddenly such as when entering or exiting a tunnel.
  • The headlamps are not on at night or in a tunnel, or light level is low.
  • It is difficult to distinguish the color of the lane marking from the road or the lane line is damaged or indistinct.
  • Driving on a steep grade or a curve.
  • Light such as street light, sunlight or oncoming vehicle light reflects from the water on the road.
  • The lens or windshield is covered with foreign matter.
  • The sensor cannot detect the lane because of fog, heavy rain, or heavy snow.
  • The surrounding of the inside rear view mirror temperature is high due to direct sun light.
  • The lane is very wide or narrow.
  • The windshield is fogged by humid air in the vehicle.
  • A shadow is on the lane line.
  • There is a mark that looks like a lane line.
  • There is a boundary structure, such as a concrete barrier.
  • The distance from the vehicle ahead is very short or the vehicle ahead drives covering the lane line.
  • The vehicle vibrates heavily due to road conditions.
  • The number of lanes increases or decreases or the lane lines are crossing.
  • Putting something on the dashboard.
  • Driving with the sun in front of you.
  • Driving in areas under construction.
  • There are more than two lane lines.
  • The lane is merged or divided.
  • Driving through a toll plaza or toll gate.
LKAS activation
The LKAS screen will appear on the LCD display if the system is activated. When both lane lines are detected and all the conditions to activate the LKAS are satisfied (green stee ...

LKAS malfunction
If there is a problem with the system a message will appear for 2 seconds. If the problem continues the LKAS failure indicator will illuminate. LKAS failure indicator The LKAS failure indi ...

Other information:

Hyundai Genesis (DH) 2013-2016 Service Manual: Transfer Case Assembly Repair procedures

Removal     In case of replacing the controller (ECU) and transfer case due to changing characteristics of the frictional materials inside the transfer case, it is necessary to check and enter the calibration data. - The calibration procedure is not required in case of r ...

Hyundai Genesis (DH) 2013-2016 Service Manual: Troubleshooting

Basic Troubleshooting Basic Troubleshooting Guide Customer Problem Analysis Sheet Basic Inspection Procedure Measuring Condition of Electronic Parts' Resistance The resistance measured at high temperature after running the vehicle may be high or low. So all resistance must be measured at ...

© 2013-2024