What should the voltage of an alternator be?
Connect the other lead to a good ground (the negative post on the battery is a great choice!). Your alternator should be putting out between 13.5 to 15 volts. Anything less than this, and you have a bad alternator! If your alternator is putting out this voltage, then something else is killing your battery.
Why does my car battery keep dying even when the alternator is good?
There are a few reasons that your car battery could keep dying even if your alternator is good. The most common explanation is that you have a bad battery. It doesn’t matter how much juice your alternator is pumping into your battery if it can’t hold a charge. You also might have something that is drawing power after you shut off the engine.
Which is the best brand of alternator to buy?
However, some of the best alternator brands are remanufactured with high-quality parts, while others are built with cheaper parts, which means they may not be particularly durable. New alternators are designed to meet specific safety standards]
What does an alternator do in a car?
The alternator is a fairly important part of your vehicle’s electrical system. It generates the power that your car or truck needs to operate and works alongside the battery to provide an electrical current that recharges the battery and provides power to a variety of things, including the ignition, radio, and heating and air conditioning.
Can a bad alternator kill a good battery?
Bad alternators can absolutely kill a good battery. There are two ways that it can do this. First, your alternator might not shut off and end up overloading the battery with too much voltage. Conversely, it might not charge the battery at all.
Connect the other lead to a good ground (the negative post on the battery is a great choice!). Your alternator should be putting out between 13.5 to 15 volts. Anything less than this, and you have a bad alternator! If your alternator is putting out this voltage, then something else is killing your battery.
Can a generator be replaced with an alternator?
It appears your system has an alternator which means it is a PCM controller voltage regulator. Generators are the ones with internal voltage regulators and are replaced with the generator. Take a look at the attachments but Navigators with this issue usually have a failed regulator in the PCM. Let me know if you have questions.
Why does the battery light stay on when the alternator is off?
The alternator is definitely charging the battery and does not drain overnight but the battery light continues to stay on. Before spending money to test the fusible links, please advise If the alternator will still charge the battery with a faulty or blown out fusible link? Thanks.