What could be the cause if a new car battery keeps dying? What if a brand new battery doesn't fix the issue at all? Here's a list of issues that could be the root of the problem and what you can do about it.
Yes and no. All car batteries eventually die. If you're lucky, it's due to old age: three to five years for a conventional battery and five to seven years for an AGM battery. If a battery is simply worn out, there is no recharging it. However, a healthy battery is engineered to recharge on a daily basis through your car's alternator.
A brand new car battery dies because of a parasitic drain, which is now common at auto repair shops. The vehicle battery must be recharged to provide energy for the car's electrical system. But when your new car battery keeps draining, it cannot be recharged properly, so the battery goes dead in the long run.
Can cars compensate for a dying battery?
Today's cars can compensate for a dying battery (but not fully recharge it.) On one hand, that compensation is good news. The newer your vehicle is, the better the electrical system is at getting the most years out of every car battery. It also means that when your battery dies, it doesn't give you much warning.
Why do batteries appear to die suddenly?
Batteries can appear to die suddenly because today's engines are more sophisticated than they were 30 years ago. They're smaller, lighter and easier to start than your grandparents' cars were back in the day. Today's cars can compensate for a dying battery (but not fully recharge it.) On one hand, that compensation is good news.
A new car battery can go bad for a variety of reasons. The most common reason is simply because the battery was not properly maintained. Batteries need to be regularly cleaned and charged in order to stay in good condition. Another common cause of battery failure is extreme temperatures.
In conclusion, it is important to remember that a car being completely dead does not necessarily mean that the battery is also dead. There are various factors to consider when diagnosing a car's issues and it is always best to consult a professional mechanic for an accurate assessment. By Bob Semana Published: 14/11/2022 - Last updated: 02/10/2023