04
Calibration Fault
Kone · Elevator Control
What does 04 mean?
A calibration error has been detected in the machine, indicating that a sensor or system component is not accurately calibrated. This is a warning only, suggesting potential inaccuracies in operation.
Common Causes
- Required sensor or system calibration out of range or not performed correctly.
- Faulty sensor providing inaccurate readings.
- Environmental factors affecting sensor performance.
Repair Steps & Checklist
Click steps to track your progress.
Browse all codes in this manual (60)Verified technical data. Last updated: March 2026
Related Faults
Source: Kone Elevator Control