WARNING
Do not use the interior lights when driving in the dark. The interior lights may obscure your view and cause an accident.
NOTICE
Do not use the interior lights for extended periods when the engine is turned off or the battery will discharge.
Interior lamp AUTO cut
The interior lamps will automatically go off approximately 20 minutes after the engine is turned off and the doors are closed. If a door is opened, the lamp will go off 40 minutes after the engine is turned off. If the doors are locked by the remote key or smart key and the vehicle enters the armed stage of the theft alarm system, the lamps will go off five seconds later.
Hyundai Elantra AD (2016-2020) Service Manual: Variable Charge Motion Actuator (VCMA) Repair procedures
Inspection
1.
Turn ignition switch OFF.
2.
Disconnect the VCMA connector.
3.
Check that the VCMA is not stuck by foreign material.
4.
Measure resistance between motor (+) and (-) control terminals of the motor.
5.
Check that the resistance is within the specification.
Sp ...
Hyundai Elantra AD (2016-2020) Service Manual: Auto Defoging Actuator Components and Components Location
Components Location
1. Auto logging actuator
...