If the key is removed from the ignition switch or placed in the ACC position or the LOCK/OFF position with the headlamps ON, the headlamps (and/or parking lamps) remain on for about 5 minutes. However, if the driver’s door is opened and closed, the headlights are turned off after 15 seconds. However, with the engine off if the driver's door is opened and closed, the headlamps (and/or parking lamps) are turned off after 15 seconds.
The headlamps (and/or parking lamps) can be turned off by pressing the lock button on the remote key or smart key twice or turning the light switch to the OFF or AUTO position. However, if you turn the light switch to the AUTO position when it is dark outside, the headlamps will not be turned off.
You can activate or deactivate the Headlamp Delay function from the User Settings Mode (Light) on the LCD display.
NOTICE
If the driver gets out of the vehicle through other doors (except driver's door), the battery saver function does not operate and the headlamp delay function does not turn off automatically. Therefore, It causes the battery to be discharged. In this case, make sure to turn off the lamp before getting out of the vehicle.
Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Removal
•
Put on gloves to protect your hands.
•
Use seat covers to avoid damaging any surfaces.
1.
Remove the roof side molding.
(Refer to Body Side Moldings - "Roof Side Molding")
2.
Remove the front pillar trim.
(Refer to ...
Hyundai Sonata LF 2014-2019 Service Manual: Front Oil Seal Repair procedures
Removal and Installation
1.
Crankshaft damper pulley.
(Refer to Timing System - "Damper Pulley")
2.
Remove the front oil seal.
Using the SST (09455-21200), reassemble the timing chain cover oil seal.
3.
Install in the reverse order of removal. ...