Talking about Canon Printer Error E02, it is one of the most common errors that happen when the print head of the printer is overheated. However, the same error can also occur is the paper in the tray is not placed properly. If you are experiencing the same error then you can get in touch with the Canon printer technicians to resolve the problem.
Usually, this type of error can be resolved by adjusting the paper in the tray or by restarting the printer. However, if the problem persists you can follow the troubleshooting solutions mentioned below to fix the error.