What Do iPhone Error Codes Mean ? 
Hi ,
Good day !
Wish this mail find you well, this is Crystal from Bizbee, we are leading supplier for phone repair parts .
Error codes can be annoying whether they are displayed on the 
iPhone or the iTunes desktop software while updating, restoring or downgrading iOS on your iPhone. They just pop up, and remind you that something goes wrong. What’s more, there are so many different iPhone error codes that sometimes one can not get a quick judgement about the real problem. Have you ever encountered weird iPhone error codes? Wondering what they really mean?
Below is a list of different error codes you might get on your iPhone or iTunes. With our explanation of what they mean, you can surely find the corresponding instructions to resolve them. 

 
Errors: 1, 3, 10, 11, 12, 13, 14, 16, 20, 21, 23, 26, 27, 28, 29, 34, 35, 36, 37, 40, 1000, 1002, 1004, 1011, 1012, 1014, 1667, or 1669------------------------Hardware issues : Sometimes unknown hardware errors concerning either the iPhone or the computer can interfere with the connection between the two of them.

Errors: 2, 4, 6, 9, 1000, 1611, 9006, 9807, or 9844----------Security Software Problem: The problem is caused by third-party security software, which is usually created by companies other than Apple. Once they interfere with iTunes while it tries to complete a restore or communicate with Apple’s restore servers, you may receive the error messages.

Errors: 13, 14, 1600, 1601, 1602, 1603, 1604, 1611, 1643–1650, 2000, 2001, 2002, 2005, 2006, 2009, 4005, 4013, 4014, 4016-------------------USB Connecting Problem: These errors usually indicate that the USB connection between your iPhone and computer could have been interrupted. Mainly caused by a loose cable or a faulty USB hub.

Errors: 17, 1004, 1013, 1638, 3014, 3194, 3000, 3002, 3004, 3013, 3014, 3015, 3194, or 3200--------Networking And Communication Problems: These errors usually indicate that there is a communication problem between iTunes and Apple’s update server, like downloading the new iOS firmware or making a connection with Apple’s servers to verify a restore.

Other Error Codes :

iPhone Error 11/16
Not compatible library files.

iPhone Error 53
A device fails the security test; iOS detects non-official components, particularly the Touch ID fingerprint sensor in your device.

iPhone Error 54
A file on your computer or iOS device is locked.

iPhone Error 1015
Outdated or beta software problems. For example, a beta version of iOS or a jail-broken software on your device.

iPhone Error 1600/1601/1602/1603/1604/1611
Jail-broken devices.

iPhone Error 1671
iTunes is downloading necessary software.

iPhone Error 4014/4016/3194/3004/3194
No server response.
Contact me for more information
Warm welcome to feel free to contact me any time:
Chat me on WhatsApp now : 008618682112549
Skype: 519499160@qq.com
 
Kind Greetings
Crystal
Telephone/whatsapp/wechat: 008618682112549
Twitter: 
www.twitter.com/Crystal0493​
Facebook: www.facebook.com/crystal.zeng.796  
Instagram:   www.instagram.com/phone_repair_parts/