Hyundai Elantra: Lane Following Assist (LFA) / Function operation
			
			
			Warning and control
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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.
CAUTION
When the steering wheel is not assisted, 
the green 
 indicator light will 
blink 
and change to white.
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Hands-off warning
If the driver takes their hands off the 
steering wheel for several seconds, the 
‘Place hands on the steering wheel’ 
warning message will appear and an 
audible warning will sound in stages.
First stage : Warning message
Second stage : Warning message (red 
steering wheel) and 
audible warning
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If the driver still does not have their 
hands on the steering wheel after 
the hands-off warning, the ‘Driving 
Convenience systems canceled’ warning 
message will appear and Lane Following 
Assist will be automatically canceled.
WARNING
	- Lane Following Assist does not 
	operate at all times. It is the 
	responsibility of the driver to safely 
	steer the vehicle and to maintain the 
	vehicle in its lane.
 
	- The hands–off warning message 
	may appear late depending on road 
	conditions. Always have your hands 
	on the steering wheel while driving.
 
	- If the steering wheel is held very 
	lightly the hands–off warning 
	message may appear because the 
	system may not recognize that the 
	driver has their hands on the steering 
	wheel.
 
	- If you attach objects to the steering 
	wheel, the hands-off warning may 
	not work properly.
 
Information
	- You may change settings from the 
	instrument cluster (User Settings) or 
	infotainment system (Vehicle Settings), 
	whichever option that is provided with 
	your vehicle. For more details, see 
	"User Settings" section in chapter 4, or 
	"Vehicle Settings" section in supplied 
	Infotainment Manual.
 
	- When both lane markings are detected, 
	the lane lines on the cluster will change 
	from grey to white.
 
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	- If lane markings are not detected, 
	steering wheel control by Lane 
	Following Assist can be limited 
	depending on whether a vehicle is in 
	front or the driving conditions of the 
	vehicle.
 
	- Even though the steering is assisted 
	by Lane Following Assist, the driver 
	may control the steering wheel.
 
	- The steering wheel may feel heavier 
	or lighter when the steering wheel is 
	assisted by Lane Following Assist than 
	when it is not.
 
   Setting
Turning the function ON/OFF
With the engine on, shortly press the 
Lane Driving Assist button located on the 
steering wheel to turn on Lane Following 
Assist...
   
 
   Function malfunction
When Lane Following Assist is not 
working properly, the ‘Check Lane 
Following Assist (LFA) system’ warning 
message will appear on the cluster...
   
 
   Other information:
   Driver’s and passenger’s front air 
bags
Your vehicle is equipped with an 
Advanced Supplemental Restraint 
System (SRS) and lap/shoulder belts at 
both the driver and passenger seating 
positions.
The SRS consists of air bags which are 
located in the center of the steering 
wheel, in the driver’s side lower crash 
pad below the steering wheel column 
and the passenger’s side front panel ..
   
   Schematic diagrams
   Circuit Diagram						
Repair procedures
   Removal1.Remove the bumper cover.(Refer to Body - "Front Bumper Cover")(Refer to Body - "Rear Bumper Cover")2.Disconnect the ultrasonic sensor connector (A) and remove the ultrasonic sensor (B).Installation1.Install the ultrasonic sensor.2.Install the bumper cover...