If this warning light comes on while the engine is running, the battery is not being charged. Immediately turn off all electrical accessories. Try not to use electrically operated controls, such as the power windows. Keep the engine running; starting the engine will quickly discharge the battery.
If there is a malfunction with either the alternator or electrical charging system:
1.Drive carefully to the nearest safe location and stop your vehicle.
2.Turn the engine off and check the alternator drive belt for looseness or breakage.
If the belt is adjusted properly, there may be a problem in the electrical charging system.
In this case, have your vehicle inspected by an authorized HYUNDAI dealer.
Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location
Components
1. Drive shaft2. Lower arm3. Front disc4. Front strut assembly5. Steering gearbox6. Front stabilizer bar7. Sub frame
...
Hyundai Sonata LF 2014-2019 Owners Manual: Trunk
Opening the trunk
1. Make sure the shift lever is in P (Park).
2. Then do one of the following :
- Press the button (1) on the trunk handle after locking or unlocking the door
by remote key or smart key.
- Press the trunk unlock button of remote key or smart key for more than 1 second.
- Press the ...