radio interferance

[robk]

im getting interferance on my radio when moving (it stops as soon as the car is stationery) .it crackles and its not engine related as it does it with ignition off.the car is aw211 with audio 20 .any ideas as its driving me mad

 

[Leon]

Long time ago we had a car that came in with a noise such as this, was the brake wear sensors.

 

[television]

Long time ago we had a car that came in with a noise such as this, was the brake wear sensors.

The chances are that it will be the same on your car