Malfunction indicator light is on

Alternator is not charging, to test, start engine
And remove battery positive cable, if engine dies sure sign of alternator not charging. Replace alternator.

That would indicate a dead battery. Get it load tested for free at your local auto parts dealer. Also make sure connections are tight. It would be the alternator if battery load test is good.

Both, the alternator is not charging the battery.

indicates a failed drive belt for the alternator

You have a alternator going out if you get the car going pull the + cable off if the car dies right away the alternator is bad . (Ase) cert auto tech

ckeck your battery termials 1st

Charging system problem. Have a qualified Hyundai Service Technician properly diagnose
your vehicle.

Sounds like your alterator has malfunctioned and is not charging the battery or providing electrical energy to the vehicle.

Check the charging system. Charge battery until fully charged. Check battery voltage when engine is runnig. Volts should be 13.5-14.5. If not the alternator is malfunctioning. Let me know if this helps. Moe

Thatttttt's alternatorrrrr.

Your alternator charges your battery. No alternator, no battery charge.

TRY DISCONNECTING THE BATTERY TERMINALS FOR 5 MINUTES. BE AWARE THAT THE STEREO MAY HAVE A LOCK OUT CODE. RETRIEVE THIS CODE BEFORE YOU DISCONNECT THE BATTERY. HOPE THIS HELPS. BEST OF LUCK TO YOU.