Do it yourself
Frequently asked questions about cars and motorcycles

Why did the light come on with a battery?
Years

Answer

If the red light representing a battery has come on in our car, it means that it is having difficulty recharging, most likely due to a problem with the alternator. This device is subject to a lot of wear and tear and, after several years of use, may need to be replaced.
Posted on: 26 March 2023 by ScegliAuto

Videos on similar topics (Alternator)

Why does the car battery light turn on?
(Various brands) Various The first thing to do when the battery light on your car dashboard turns on is to go to a workshop where the charging voltage of the alternator will
Use of the auxiliary battery on the Hyundai Kona
(Various brands) Various Kona Electric has two battery systems: the high-voltage battery used for propulsion and a small 12-volt battery used for lighting, windshield wipers,
What does the battery light being on mean?
(Various brands) Various In this video we can see what it means when the battery light is on in our instrument panel: unfortunately, the problem is with the alternator, which

If a red light comes on with a battery on your dashboard, the problem is the alternator.
(Various brands) Various If on your car a red light comes on with the battery with the +/- pole, you don't have a problem with the battery, but with the alternator or alterna
If the battery light comes on then it could be the alternator
(Various brands) Various If the battery warning light comes on on your car, it is not a battery problem, but it means that charging is not adequate. How do you recharge the b
Alternator replacement instructions
Dodge Charger (2006-2011 / LX) If after starting the engine the warning light with the battery symbol remains on, it is likely that the alternator has been damaged and will no long
Symptoms of alternator malfunction
BMW Serie 5 (1995-2003 / E39) When an alternator or dynamo (on older car models) does not charge the battery, a red light always turns on, in this case a light with the battery sy
How to test car alternator
(Various brands) Various A car's alternator is responsible for supplying electricity and recharging the battery; it is therefore important to periodically check its functioni