When the wheel is turned, the ball bearings move quite a bit. ... When it is worn out, the ball bearings will move to a point, then give way. In this process it “pops” to the end of it's travel, causing the popping noise you are talking about. A CV joint will last quite a long time.
Can you drive with a clicking axle?
If one of your axles is broken, do not drive the car. It's not safe. If you notice a bumping, clicking or grinding noise when going into turns, your axle isn't broken yet, but it's only a matter of time. It's most likely a failing CV joint.
What are signs of a bad axle?
4 Signs of a Bad CV Axle/Half Shaft
- "Clicking" Noises When Turning.
- A Knocking Sound. ...
- Grease on the Inside or Edge of the Tires. ...
- Vibration While Driving. This is a tricky one, since there are many things that could cause vibration when you drive. ...