Adaptive Front Lighting System Repair procedures
Components and Components LocationHyundai Elantra AD (2016-2020) Owners Manual: LKA System Operation
To activate/deactivate the LKA system:
With the ignition switch in the ON position, press the LKA system switch located
on the instrument panel on the left hand side of the steering wheel. The indicator
in the cluster display will initially illuminate white. This indicates the LKA system
is ...
Hyundai Elantra AD (2016-2020) Service Manual: Knock Sensor (KS) Description and Operation
Description
Knocking is a phenomenon characterized by undesirable
vibration and noise and can cause engine damage. Knock Sensor (KS) is
installed on the cylinder block and senses engine knocking.
When knocking occurs, the vibration from the cylinder block
is applied as pressure to the piez ...