Starter Relay Repair procedures
Description and OperationHyundai 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 ...
Hyundai Elantra AD (2016-2020) Service Manual: Description and Operation
Description
The SMART KEY system is a system that allows the user to
access and operate a vehicle in a very convenient way. To access the
vehicle, no traditional key or remote control unit is needed.
The user carries a SMART KEY FOB which does not require any
conscious actions by the user ...