Why does battery light come on intermittently?

Why does battery light come on intermittently?

An illuminated battery light could be due to a number of issues, including: A loose or corroded battery cable. A problem with the alternator or voltage regulator. Damaged cells or plates inside the battery.

How can you tell if your alternator is going bad?

Signs of a Bad Alternator Some of the things to look for are no-starting and trouble starting, dimming lights and problems with stereo system output. If your car starts but stalls when you’re underway, your battery is probably not being recharged due to a faulty alternator.

Where is the battery monitoring sensor located?

It might also be called a battery management or monitor sensor, or simply a battery sensor. Often, it is installed on the negative battery terminal or on the cable. In some cars, it might be installed on the positive terminal. Some cars have two battery sensors, one on each terminal.

What does the battery light mean on a Saturn Vue?

If your Saturn Vue’s battery light is on, it means a few things. It is trying to warn you that there is an issue with the charging system. The charging system itself is relatively simple. It’s almost always going to be caused by a bad battery or alternator.

Why does my battery light come on when I start my Vue?

Most battery lights will come on when the vehicle starts if the computer has detected that the voltage was too low for a quality start. With an older battery, you will often notice this on the first truly cold day of the year. You may have noticed your Vue struggling to start, and then the battery light stays on after the start.

How do you test a Nissan Vue battery with the engine off?

With your Vue turned off, you’ll connect the negative side of the meter to the negative battery post or wire. Touch the positive side of the voltmeter to the positive battery wire. With the engine off, you should get a reading somewhere between 12.0 volts and 12.6 volts.

What happens if the battery post is corroded on a Vue?

If the battery post is really corroded, it won’t be able to do its job of sending the voltage to and from the battery efficiently, and your Vue’s battery light will turn on. It only takes a second to check it out.