Can a bad car battery start a car?

Can a bad car battery start a car?

+1 for bloody_knuckles because a battery can light up a car and play the radio and still be bad. A good battery must provide voltage and enough amperage to start the vehicle. A bad battery loses the amperage necessary to operate the starter motor.

How to know if your car battery is OK?

A good battery must provide voltage and enough amperage to start the vehicle. A bad battery loses the amperage necessary to operate the starter motor. Also, are the battery cable connectors clean and tight or corroded and nasty? How do you know it takes 10 minutes to charge up?

How can I tell if my car starter is going bad?

Don’t worry quite yet. If you’re at home, there are three things you can test that will tell you what’s wrong—and you might have an inexpensive repair on your hands. The most likely problem is a dead or drained battery. If that’s good, then your battery cables might be dirty or your starter may be going bad.

Is the battery good after a jump start?

Than yesterday it didn’t turn on and I needed another jump start. My battery takes 10 minutes to charge up, but the dash did read “low battery” after 2 minutes of charging. After the jump start I took it to autozone and they said battery tested good. He tested alternator while car was on and said that’s fine.

Why does my car not start when I Turn on the headlights?

It could be a dead battery or often a bad ignition switch could cause this. Turn the headlights on, if they work, means the battery has power, so the problem could be with the ignition switch or wiring between the ignition switch and battery.

Why does my car not start when the key is in?

That’s usually where a mechanic will start, looking at the voltages at the two starter motor terminals. If the problem is due to a low voltage on the battery terminal at the starter motor when the key is in “start”, that is usually caused by a bad battery or bad battery connections.

Why does my car not start when I Turn on the dome light?

Sometimes we just forget turning off the dome light or something else, or it could be some faulty component of the vehicle electrical system that drains the battery down. Sometimes, if the battery is old, it could just die one day, even if the day before it was OK.

+1 for bloody_knuckles because a battery can light up a car and play the radio and still be bad. A good battery must provide voltage and enough amperage to start the vehicle. A bad battery loses the amperage necessary to operate the starter motor.