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: Fuel Pump Control Module (FPCM) Description and Operation
Description
The fuel pump control module (FPCM) is installed on the right
side of the fuel tank on the fuel pump top plate and controls the DC
motor mounted inside the low pressure fuel pump.
The module compares instantaneous fuel pressure information
measured by the fuel pressure sensor ( ...
Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location
Components
1. Timing chain2. Timing chain guide3. Timing chain arm4. Timing chain auto tensioner5. Timing chain cover6. Drive belt idler7. Water pump gasket8. Water pump9. Water pump pulley10. Crank shaft pulley11. Front oil seal12. Alternat ...