Function malfunction

When Lane Following Assist is not working properly, the ‘Check Lane Following Assist (LFA) system’ warning message will appear on the cluster. If this occurs, we recommend that the function be inspected by an authorized HYUNDAI dealer.
WARNING
For more details on the system precautions, refer to “Lane Keeping Assist (LKA)” section in chapter 7.
Limitations of the function
For more details on function limitations, refer to “Lane Keeping Assist (LKA)” section in chapter 7.
Warning and control Lane Following Assist If the vehicle ahead and/or both lane markings are detected and your vehicle speed is below 112 mph (180 km/h), the green indicator light will illuminate on the cluster, and the function will help center the vehicle in the lane by assisting the steering wheel.
Setting functions for the system Highway Driving Assist With the engine on, select or deselect ‘Driver Assistance → Driving Assist’ from the Settings menu to set whether or not to use the following function(s).
TroubleshootingProblem Symptoms TableBefore replacing or repairing air conditioning components, first determine if the malfunction is due to the refrigerant charge, air flow or compressor.Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely cause of the problem.
Description and operation Description 1.The photo sensor is located at the center of the defrost nozzles.2.The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to