Battery failures w.r.t. Lead-Acid battery:

1. Faulty connection
2. Corrosion
3. Disuse
4. Alternator problems

Alternator problems:

• Car battery failure can quickly arise from alternator problems. If your alternator is going bad, then it will no longer be able to charge a battery.
• If we start car for a while and your car will die. The battery won’t restart the car and we will be struck.
• The alternator powers almost all of the electrical systems of the car, once the car is started and it recharges the battery as well.
• So if your alternator is going bad, then the battery is not recharge fully, but car might stop while driving because of not generating enough spark or other things in order to successfully run your vehicle.