InstructFault (Status.0)

Instruction Execution Error

Allen-Bradley · Logix 5000 Advanced Process Control and Drives

What does InstructFault (Status.0) mean?

The instruction detected an execution error, indicating an internal issue specific to the instruction's operation. This fault is not categorized as a minor or major controller error.

Common Causes

  • General internal execution issue within the instruction logic.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the remaining status bits within the function block's Status DINT to identify specific underlying execution errors.

Browse all codes in this manual (19)
Verified technical data. Last updated: March 2026

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Source: Allen-Bradley Logix 5000 Advanced Process Control and Drives