In order for the FCA system to operate properly, always make sure the camera is clean and free of dirt, snow, and debris.
Dirt, snow, or foreign substances on the sensor cover or sensor may adversely affect the sensing performance of the sensor.
NOTICE
Information
Have the system checked by an authorized HYUNDAI dealer when:
Warning message and warning light
Forward Collision Avoidance Assist (FCA) system disabled. Camera obscured
When the front camera is blocked with dirt, snow, or debris, the FCA system operation not be able to detect other vehicles. If this occurs, a warning message will appear on the LCD display. The system will operate normally when such dirt, snow or debris is removed.
FCA may not properly operate in an area (e.g. open terrain) where any objects or vehicles are not detected after turning on the engine.
Hyundai Elantra AD (2016-2020) Owners Manual: High beam operation
To turn on the high beam headlamp, push the lever away from you. The lever will
return to its original position.
The high beam indicator will light when the headlamp high beams are switched
on.
To turn off the high beam headlamp, pull the lever towards you. The low beams
will turn on.
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Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Components
NoConnector AConnector BConnector CConnector D1Batt (+)IGNRain sensor (LIN)Airbag unit (LIN)2IGN 1Front wiper switch (High)-RPAS (LIN)3IGN 2Light switch-Puddle lamp4Brake switchHead lamp switch (High)-ATM solenoid5Front wiper switch (Low)Auto light power-Power windo ...