It means you battery is overheating
Btw NOT GOOD
It is important to pay attention to the warning lights on the dashboard. The Battery warning light turns on when there the battery of a car is having a problem.
The battery warning light illuminates when the battery isn't being charged , get it checked out to find the problem and then repair.
The light next to the battery warning light is the fuel injection system warning light. If it comes on and goes off after a short while it should be ok but if it stays on for longer than 5-10 minutes then get it checked out.
There are several warning light on the instrument panel. There is a high water temperature light. There is a low battery charge light. There is a low oil warning light.
The low air warning light is in indication the air compressor is not working or can't keep up with replenishing the air system. The red battery warning light is an indication the battery is not charging properly.
Reset the battery
The Ford Freestar several warning lights. The red water warning light indicates the cooling system is overheating. The red battery warning light indicates the charging system is malfunctioning.
If your battery is not charging properly the charging system warning light ( located just to the right of the " F " on your fuel gauge ) will light up . It is the picture of a battery
When the battery light is on. That means your charging system isn't working. You should have your system check. It will drain your battery.
The red water level warning light is an indication the cooling system is overheating. The red battery warning light is an indication the charging system is malfunctioning.
Very confusing question. I assume you mean what light comes on when the batteries is defective. If that is the case then the red battery warning or charging system warning light may come on. And then again the light may not come on at all. The light is there to warn you about a problem with the charging system and not necessarily with the battery.
There is no reset for the battery (charging system) warning light. It is on because there is a problem. Once you repair the problem the light will go out. More than likely the alternator has failed.