What would cause an alternator to start smoking?

What would cause an alternator to start smoking?

When an alternator fails, the bearings inside usually have failed to a point that causes them to whine severely and, depending on how badly they have failed, they may also smoke due to the excessive friction they create.

What should I do if my alternator starts smoking?

If it starts smoking once the battery is hooked up to it, I think its safe to say you need a new one. When you jumpstart a vehicle, you are only supposed to turn on said car. Not run the car with the cables connected. You said you did it to “charge” the battery, but that is the Alternators job in the first place.

What causes an alternator to stop working on a car?

Once the alternator stops working, so do all of the electrical systems required to keep a car going. Other problems can also cause a car to not start. It could be a bad starter, corroded cables, or a broken connection somewhere between the battery and starter.

What to do if your alternator is burning hot?

Click to expand… Alternator needs a good ground path back to the battery. Make sure your ground cable and alt mount have a good path to the battery. Ditto on the pos cable as well. Then you can move on to the mechanical side if it is still burning hot (they do run warm though).

Why does my alternator in my Talon smoke?

Shorted diodes inside the alternator can make it smoke. Shorted diodes inside the alternator can make it smoke. Click to expand… any idea how they could have shorted? This alternator was working when I drove my talon like 2 or 3 weeks ago. Yea definitely sounds like a short. It happens, but you can test it to make sure.

If it starts smoking once the battery is hooked up to it, I think its safe to say you need a new one. When you jumpstart a vehicle, you are only supposed to turn on said car. Not run the car with the cables connected. You said you did it to “charge” the battery, but that is the Alternators job in the first place.

What causes an alternator to run very hot?

Alternator running very hot. ABS pump not an issue, pulled the fuse and have the same result. Alternator running hot to the point where you cannot touch it and this is my third alternator. Have installed one new battery and everything was good for an hour then it seemed that something cut-in and now running hot again.

What to do if your alternator is not working?

Start your vehicle and have someone check the headlights. With the vehicle in “park” mode, press the accelerator pedal. If the headlights dim in intensity or turn off altogether, the problem is with the alternator. If not, the alternator is probably doing its job fine.

Shorted diodes inside the alternator can make it smoke. Shorted diodes inside the alternator can make it smoke. Click to expand… any idea how they could have shorted? This alternator was working when I drove my talon like 2 or 3 weeks ago. Yea definitely sounds like a short. It happens, but you can test it to make sure.