18-5
Motion fault occurred
Allen-Bradley · Logix 5000
What does 18-5 mean?
A general motion fault has occurred within the system. More specific information to diagnose the issue is available in the Motion Fault attribute and Motion Fault bits.
Common Causes
- A motion fault occurred
Repair Steps & Checklist
Click steps to track your progress.
- 1
See the Motion Fault attribute and Motion Fault bits for details about the fault that occurred to determine corrective action.
Verified technical data. Last updated: March 2026
Related Faults
Source: Logix 5000