Error code C0051011 occurs when using an Xbox 360 Kinect Sensor

You see the following error code and message when you use your Xbox 360 Kinect Sensor:

There's a USB connection problem.
C0051011

This may mean that you have too many USB accessories attached to your Xbox 360 console, or that one of your USB devices isn't working properly.

To resolve this problem, try testing your USB accessories by removing and reattaching them one at a time:

Xbox 360 E console

1. Turn off the Xbox 360 console.
2. Unplug the Kinect sensor and any USB accessories from your console.
3. Plug the sensor cable into the AUX port on the back of the console.
   Important Remove the power/USB adapter cable, if your Kinect sensor came with one.
4. Turn on the console.
5. One by one, plug each USB accessory back into the console to see if one of the accessories causes the problem. If you continue to see the USB error message, you might need to reduce the number of accessories attached to the console.

Xbox 360 S console

1. Turn off the console.
2. Unplug the Kinect sensor and any USB accessories from your console.
3. Plug the sensor cable into the AUX port on the back of the console.
   Important Remove the power/USB adapter cable, if your Kinect sensor came with one.
4. Turn on the console.
5. One by one, plug each USB accessory back into the console to see if one of the accessories causes the error.

Original Xbox 360 console

1. Turn off the console.
2. Unplug the Kinect sensor and any USB accessories from your console.
3. Make sure the power cord is plugged into a working electrical outlet.
4. Make sure the Kinect USB connector is plugged into the back of the console.
5. Turn on the console.
6. One by one, plug each USB accessory back into the console to see if one of the accessories causes the error.

If the solution above didn't resolve the problem, your Kinect sensor needs to be repaired. See Getting your Xbox console or Kinect sensor serviced.