It will start if there is enough charge in the battery to turn the engine over. However if the alternator is weak then the battery will not be charged fully.
the battery job is to start the car so the alternator will kick in after the car is running
Have you alternator checked also starter my be going out.
Car would either have to be running or alternator removed for bench test
If the battery light comes on when you try to start your car, either your battery is low or your alternator is going bad. These can be checked by going to an Advance Auto or Auto Zone, they will test it for you for free.
You car battery, or the connections to it, are bad. It can run on the alternator once engine is going.
alternator?
Alternator
Alternator going out.
If your car doesnt start, it could be the battery. But if the car starts and you unplug the negative cable and the car turns off, its the alternator.
if your alternator is gone or going your car will start and then eventually just stop running because your battery has gone dead. it typically will not make any sound when your engine is not running because of a dead battery.
the batteries only serve to start the car and the alternator. I'm not sure if it would be your alternator but it's not the battery.
That could be the alternator or the battery. Try jump starting your car with another car's battery. If it still does not start, it is probably the alternator. If it starts, your battery is dead.