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How to fix the e1003 error charter?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

The e1003 error code is a Charter communications error that typically occurs when there is a problem with the Charter cable box or Charter cable modem. This error code can also occur if there is a problem with the Charter cable line or if the Charter account is suspended.

Users typically search for a solution by asking about:

  • e1003 error code charter
  • e1003 error charter

1. Check your internet connection

  1. In your web browser, type "cmd" and press Enter.

  2. At the command prompt, type "ping google.com" and press Enter.

  3. If the command prompt returns a response, your internet connection is working. If the command prompt does not return a response, your internet connection is not working.

  4. To fix the e1003 error on your computer, follow these steps:

  5. Click Start, type "cmd" and press Enter.

  6. At the command prompt, type "ipconfig /all" and press Enter.

  7. If the command prompt returns a response, your computer's network connection is working. If the command prompt does not return a response, your computer's network connection is not working.

  8. To fix the e1003 error on your computer, follow these steps:

  9. Click Start, type "cmd" and press Enter.

  10. At the command prompt, type "ipconfig /release" and press Enter.

  11. If the command prompt returns a response, your computer's network connection has been released. If the command prompt does not return a response, your computer's network connection is not released.

  12. To fix the e1003 error on your computer, follow these steps:

  13. Click Start, type "cmd" and press Enter.

  14. At the command prompt, type "resetcfg" and press Enter.

  15. If the command prompt returns a response, your computer's network connection has been reset. If the command prompt does not return a response, your computer's network connection is not reset.

2. Check your computer's firewall

  1. Open your computer's Control Panel.
  2. Click on the System and Security link.
  3. Click on the Firewall link.
  4. On the Firewall screen, click on the Allow icon.
  5. Click on the Connection Settings icon.
  6. On the Connection Settings screen, click on the Properties icon for the Local Area Connection or for the Internet Connection.
  7. On the Properties screen, click on the Security tab.
  8. On the Security tab, under the General heading, click on the Advanced button.
  9. On the Advanced Security Settings screen, click on the Settings button.
  10. On the Settings screen, under the Connection heading, click on the Security Settings link.
  11. On the Security Settings screen, under the Connection heading, click on the E1003 Error icon.
  12. On the E1003 Error screen, under the General heading, click on the Firewall Settings link.
  13. On the Firewall Settings screen, under the Action heading, click on the Enable Firewall Rule button.
  14. On the Enable Firewall Rule screen, click on the Add Rule button.
  15. On the Add Rule screen, under the Action heading, click on the Connection Type heading.
  16. On the Connection Type screen, select the Internet Connection type.
  17. Under the Protocol heading, click on the TCP/IP heading.
  18. On the TCP/IP screen, under the Protocol heading, click on the E1003 Error heading.
  19. On the E1003 Error screen, under the Action heading, click on the Allow button.
  20. On the OK screen, click on the Close button.

3. Check your router's settings

  1. Launch a web browser on your router and type in the address of your router's admin interface.
  2. Once you're on the admin interface, locate the "Wireless" tab and click on it.
  3. Next, locate the "Wireless Network" section and click on it.
  4. In the "Wireless Network" section, you'll see a list of all the wireless networks that your router is configured to recognize.
  5. If you're experiencing an e1003 error on one of your wireless networks, make sure that the network name and security key that are associated with that network are listed in the "Wireless Networks" section.
  6. If everything looks good, click on the "Apply" button at the bottom of the "Wireless Network" section and then wait for the router to finish updating its settings.
  7. If the "Apply" button doesn't work, then you'll need to try reinstalling the firmware on your router.

4. Check your Charter account settings

  1. Log into your Charter account.
  2. Click on the "Settings" tab.
  3. Under "Account Management," find and select "Your Account."
  4. Click on "Account Settings."
  5. Scroll down to "Charter Account Settings."
  6. Make sure "Enable My Charter Account" is enabled.
  7. Under "Charter Account Settings," make sure "Charter Account Identification" is correct.
  8. Under "Charter Account Settings," make sure "Charter Account Password" is correct.
  9. Click on "Save Changes."

5. Check your Charter email settings

  1. Visit your Charter website and click on your account name in the top right corner.
  2. On the Account Settings page, click on the Email tab.
  3. Verify that your email address is entered correctly and that you have activated your account.
  4. If you have activated your account, click on the Send Email button.
  5. On the Email Settings page, verify that the From address is set to your email address, and that the To address is set to your email address or your company's email address.
  6. If you do not have an email address set up for your account, click on the Create Email Address button and enter your email address.
  7. Click on the Email Settings button to return to the Email tab.
  8. Click on the Send Email button to send your email.
  9. If you receive an e1003 error message when you try to send your email, check the following:
  • Make sure that your email address is entered correctly.
  • Verify that your email address is activated and that your email settings are correct.
  • Verify that you are sending your email from the correct email address.
  • Verify that your email server is configured to send email.

If you didn't find success with an option above, then try:

  1. Check your Charter email filters
  2. Check your Charter email account permissions
  3. Check your Charter email forwarding settings
  4. Check your Charter email POP and IMAP settings
  5. Check your Charter email SMTP settings