18-3
Physical Axis Fault bit set
Allen-Bradley · Logix 5000
What does 18-3 mean?
The Physical Axis Fault bit is active, indicating a fault on the physical axis. More information about the specific fault can be found in the CIP Axis Fault attributes.
Common Causes
- The Physical Axis Fault bit is set, indicating a fault on the physical axis
Repair Steps & Checklist
Click steps to track your progress.
- 1
See CIP Axis Fault attributes for details about the fault that occurred to determine corrective action.
Verified technical data. Last updated: March 2026
Related Faults
Source: Logix 5000