How To Fix Wii U Error Code 118-0516?

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Published on: , Last Updated on July 24, 2023

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In this blog post, we are going to tell you what is the “Wii U Error Code 118-0516” and how you can get over it.


What Is Wii U Error Code 118-0516?


As per our research, the error code 118-0516 can occur on your Wii U console when you are trying to connect with the other players, or trying to go online to play any game.

As per Nintendo, if you are getting this error while connecting with other players then this may mean that you or the other player is having a problem with the network environment which is causing issues while communication and online matchmaking.

If you are having this error while playing online games then you need to check and troubleshoot your network to resolve the issue.

Wii U Error Code 118-0516

Fixes For Wii U Error Code 118-0516


Fix 1: Are You Using A Public Network?

If you are using a public network such as a cafe, hotel, school, etc then our advice will be for you to connect over your mobile hotspot because it’s possible that the network administrator has put some restrictions and this is causing issues. 

Note: But in case you are using a private network then you can follow the below given solutions.


Fix 2: Check If Your Wii U Has Pending System Update

First check if your Wii U is up to date, to check the update for the Wii U follow the below given instructions. 

  • Go to the Wii U Menu
  • Then choose System Settings.
  • Then go to the right section and choose System Update.
  • If your system is up to date then it will tell you that, otherwise it will tell you the new version which you need to update.
  • If there is an update then keep the Wii U GamePad plugged in while your system is updating as it may take a while.

Fix 3: Connection Test

  • Go to the Wii U Menu.
  • Then go to System Settings.
  • Then select the Internet icon, and press the A button to confirm.
  • Then choose Connect To the Internet.
  • Then choose Connection List.
  • Then choose your Internet Connection.
  • Then choose Connection Test.
  • Now wait till the connection test completes.
  • If the connection test result shows any issue then check if it can be fixed.
  • If you need help then you can contact the Nintendo support. In that case check in the bottom-right corner of the screen, if there you can see a Support Code, then take note of it.

Fix 4: Try Enabling DMZ (Demilitarised Zone)

Note: Before activating the DMZ mode on your Wii U system, please ensure that you have manually assigned an IP address.

  • Access your Router Settings.
  • Locate the “DMZ” or “Demilitarized Zone” feature, which can usually be found under sections such as Security, Application, Firewall, or Gaming, depending on your router’s configuration.
  • Enable the DMZ feature following the instructions provided by your internet service provider.
  • Then enter the IP address of your Wii U system.
  • Save the changes by applying them.
  • Test your online connectivity and check if the error persists.

Please Note: It may take a short while for the DMZ settings to take effect.


Fix 5: Port Forwarding

Note: Before activating the DMZ mode on your Wii U system, please ensure that you have manually assigned an IP address.

  • Access your Router Settings.
  • Then look for the “Port Forwarding” functionality, which may be located under sections like Security, Application, Firewall, or Gaming, depending on the specific router model.
  • Input the necessary details:
    • [Ports] 442 – 445 and 28000 – 29500
    • [UDP] Grant permission for traffic to all addresses. This step is crucial for establishing peer-to-peer connections during gameplay (Ports 1 – 65000).
  • Specify the IP address of your Wii U system.
  • Save and implement the modifications.
  • Then check if the error continues.

Fix 7: Contact Your ISP

If you feel any issues with the above given steps then you can connect with your ISP and report the issue you are having. Some users in the online communities have shared that contacting their ISP was the only resort for them.

Wii U Error Code 118-0516

Fix 8: Connect Over Your Mobile Hotspot

As a last workaround we will suggest you to connect over your mobile hotspot connection. If the issue is related to your default internet then connecting over the mobile hotspot will fix the issue.

Note: If you still receive the error then our advice will be for you to immediately connect with the Wii U support.

Wii U Error Code 118-0516

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Rahul Choudhary is a technology and troubleshooting expert. He gives his expert opinion on different technology trends and provides troubleshooting guides for different apps, websites, & consumer hardware products. He graduated in BA English Honours from the University Of Delhi, and later he learned HTML and WordPress. He also did a certificate course in Hardware and Network Troubleshooting , and a certificate course in Computer Architecture.