Error Code 0400: Controller abnormality (inclusive)

Indicates controller system malfunction requiring thorough assessment.

? What Causes This

Potential software or firmware malfunctions leading to irregular behaviors inside controllers, including input/output module and memory issues.

✓ How to Fix It

1. Ensure all connections are secure and undamaged before attempting resets. 2.Update any outdated software versions used on the central control units per manufacturer guidelines. 3.Seek professional advice for sustained anomalies.

Source: page 67 of the official manual

From the manual

Manual page 67 — AE error 0400: Controller abnormality (inclusive)

This error code appears in:

AE 1005006254721048