EL
ErrorLib
Brands
||
  1. Home
  2. Allen-Bradley
  3. Logix 5000
  4. 18-3
About·Privacy·Terms

ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

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. 1

    See CIP Axis Fault attributes for details about the fault that occurred to determine corrective action.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

00D0No block-transfer response (timeout)00D1Checksum mismatch in read response00D2Read/Write request/response mismatch
Source: Logix 5000
Open Manual (Page 157)Search more codes in this manual