Solution 1: Reboot your iPhone
Solution 2: Check Out the Faulty Cable/Port
Solution 3: Is Wi-Fi Network Working Properly?
Solution 4: Clean Up Your iPhone
Solution 5: Restart Your Computer, Reset Your iPhone....
You can click the tutorials for detailed information: [http://www.3u.com/tutorial/articles/774/how-to-fix-error-9-4005-4013-or-4014-in-itunes-3utools|How to Fix Error 9, 4005, 4013 or 4014 in iTunes/3uTools?]