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The the alternator is defective.

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13y ago
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Q: Your battery light is on but your car has a new battery?
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Your battery light is on in your 806 is it a new alternator or battery?

its the alternator if the car is running with a battery light on. but check fuses first


Why does your battery light stay on you put a new battery in it?

That light doesn't mean that your battery needs to be replaced. It means that your battery is not being charged while the car is running. Have your alternator tested.


Your battery light came on soon after that the ABS light came on and now all lights are on you know you need to take the car in do you know in advance what this could be caused by New battery in car?

Reasonable chance of an alternater and/or battery.


How do you change 2009 Nissan Murano car battery?

You can put in a new battery in the car. Then press down on the maintenance button so that the battery light comes on. You will then have it reset and ready to go.


If my Battery light and brake light came on and then car died and wouldn't start again what could be wrong?

something is draining the battery. a new battery will last a couple days if just starting the car. even if your alternator is bad.


Why does the battery warning light come on when the car is started on 1999 ford expedition 4.6L?

because the battery needs charged or need a whole new battery


How do you ruin a car battery?

Keep the car light on


Can lighting short out a car battery?

The car light? YES! Leaving your car light on WILL make your battery run out. Things like leaving your car door open if the light is on because it is open will cause the lgiht to Mae your car battery run out. There is a big difference between shorted out a car battery and running the battery down. Lighting in itself won't short a battery out but will run it down.


What does it mean when your battery light and airbag light comes on in your car?

the battery light means that your battery is being charged properly. so let it light.


Why after putting in a new battery in your 92 park avenue is the low voltage light still on?

The car may need a new alternator.


Just put in new battery and car turns over but no start?

Was it running before the old battery went south? Did you have a check engine light before you replace the battery?


Why do you have to jump off when the battery is new?

Possibly the alternator is defective and not recharging the battery. Or something is on, pulling power from the battery when the car is not running. Can be any light or any relay that is stuck.