How do I fix my 4E error on my washing machine?

Could you please elaborate on the nature of the 4E error you're encountering on your washing machine? Are there any specific symptoms or error messages displayed on the machine's display panel? Additionally, have you tried any troubleshooting steps so far, such as checking the water supply, power connection, or resetting the machine? Understanding these details will help me provide a more accurate and tailored solution to your issue.