| Malfunction | Probable causes | Method of elimination |
| The charging indicator lamp does not light after the ignition is turned on | The fuse has blown | Replace the fuse |
| The light bulb burned out | Replace the lamp | |
| The contact in the connector is broken | Press the contact | |
| The voltage regulator is faulty | Replace the voltage regulator | |
| The charging indicator light does not go out when the engine is running (the battery requires frequent recharging) | The alternator drive belt is loose or worn out | Adjust the tension or replace the belt |
| The wire connected to the battery terminal is loose or oxidized | Clean and securely connect the wire to the battery terminal | |
| The fuse has blown | Replace the fuse | |
| The fuse link has blown | Replace the fuse link | |
| The voltage regulator or generator is faulty | Replace the voltage regulator or alternator | |
| The electrical circuit is damaged | Restore the electrical circuit | |
| The battery is not charging | The alternator drive belt is loose or worn out | Adjust the tension or replace the belt |
| The contact in the connector is broken | Press the contact | |
| The fuse link has blown | Replace the fuse link | |
| Poor ground connection | Restore ground connection | |
| The voltage regulator or generator is faulty | Replace the voltage regulator or alternator | |
| The battery life has expired | Replace the battery | |
| The voltage test wire is damaged | Replace the wire |
Material was obtained from an official resource HYUNDAIBOOK.ru