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How to fix 49.4 C02 service error?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

The 49.4 c02 service error is a error code that indicates a problem with the fuser assembly in the printer. This error code can be caused by a few different things, such as a defective fuser assembly, a bad power supply, or a problem with the printer's main board. This error code can be fixed by replacing the fuser assembly, power supply, or main board.

Other common searches for this error include:

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1. Restart your printer

  1. Back up your printer's configuration files.
  2. Reset your printer's firmware.
  3. Restart your printer.
  4. Check the printer's status.
  5. If the printer's status is still 49.4 c02 service error, reset the printer's printhead.

2. Check for printer updates

  1. Click on the Start button.
  2. Type "services.msc" into the search box and press Enter.
  3. Once the Services window is open, double-click on the "Print" service.
  4. On the "Print Service Status" window, click on the "Check for Updates" button.
  5. If there are any updates available, they will be listed in the "Update Available" section. Click on the "Update Now" button to install the updates.
  6. After the updates are installed, click on the "Restart" button to restart the Print service.
  7. If the problem still occurs, please contact your system administrator for further assistance.

3. Clean the print head

  1. Open the cover of the printer and remove the print head.
  2. Clean the print head using a soft cloth and a mild solution of soap and water.
  3. Replace the print head and close the cover of the printer.
  4. Turn on the printer.

4. Replace the ink cartridges

  1. Remove the cover (1) of the ink cartridges. The cover is held on by four Phillips screws (2).
  2. Use a Phillips screwdriver to remove the screws (2).
  3. Lift the cover (1) and remove the ink cartridges.
  4. Replace the ink cartridges with new ones.
  5. Replace the cover (1) and screws (2).

5. Check the paper feed

  1. Clean the paper feed sensor
  2. Replace the paper feed sensor

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

  1. Run the printer diagnostic tool
  2. Adjust the paper size
  3. Perform a factory reset