Check the voltage of your battery, first thing to do. It should be 12+ volts shown in you battery tester. Then, start the engine and check the battery voltage again. If the voltage goes up to 14 to 14+ volts, it means that your alternator is working. It's time for you to replace the battery.
a4ld
alternator probably needs replacing not charging battery or bat is dead and not taking charge
new alternator not charging the battery
The battery light indicates the system is not charging. Have the charging system checked. If the alternator is not charging, the engine will quit running and leave you stranded.
alternator is not charging battery, or loose - corroded connection on battery cables
If your 1994 Ford Probe's alternator checks out good but the battery isn't charging, consider inspecting the battery connections for corrosion or looseness, as poor connections can prevent proper charging. Additionally, check the wiring and fuses related to the charging system for any damage or breaks. Lastly, a faulty battery can also be the culprit, so testing the battery's health is essential.
The alternator is over or under charging.
There is problem with the charging system.
Dead cell in the battery or the alternator has failed. Drive your Ford to your favorite auto parts store where they will check the charging system free of charge.
The battery light comes on when the alternator is not charging. Changing the battery did nothing. Either put a gauge on the battery to see if it is charging, or while running, disconnet the positive cable from the battery. If the car dies that means the alternator is not charging. Most parts stores will check it for free. Oriely's , Autozone, etc.
NO. The battery light as you call it is actually the charging system light. If it is staying on the charging system is not working properly. More than likely the alternator has failed. It really has very little to do with the battery.
Your battery is not being charged because of a problem with the charging system Whether its a problem with the alternator / voltage regulator , the serpentine belt etc . you should have the charging system checked