Common Error Codes and What They Mean

Nordex CNC systems use diagnostic codes to identify faults quickly. Below is a list of common error codes and how to resolve them.

Code

Meaning

Recommended Action

E01

Axis overload

Reduce feed rate and reset motor driver

E02

Spindle not responding

Check spindle cable or replace motor fuse

E03

Overheating detected

Follow the Spindle Overheating guide

E04

Communication loss

Inspect Ethernet cables and switch ports

E05

Emergency stop active

Reset the E-stop and restart the control unit

Tip:

If the same error appears multiple times per shift, export your system logs and share them with our support team.