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ErrorLib — Industrial Fault Code Library

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18-4

Manufacturer-specific Physical Axis Fault bit set

Allen-Bradley · Logix 5000

What does 18-4 mean?

The Physical Axis Fault bit is active due to a manufacturer-specific axis fault. Further details about the specific fault are required from manufacturer-specific attributes (CIP Initialization Fault - Mfg attributes).

Common Causes

  • A manufacturer-specific axis fault has occurred setting Physical Axis Fault bit

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    See CIP Initialization Fault - Mfg 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