26041
Motor phase failure, KPP/KSP (axis)
Kuka · KR C4 extended
What does 26041 mean?
A failure has occurred in one or more motor phases connected to the KPP or KSP module for a specific axis. This indicates an open circuit or imbalance in the motor power supply, preventing proper motor operation and potentially causing damage.
Common Causes
- Motor cable is damaged or improperly connected.
- Motor winding fault.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Inspect motor cable for damage and correct connections.
- 2
Check motor windings for integrity (e.g., measure phase resistance).
- 3
Reinitialize the drive bus: Power Off / Power On.
- 4
Check the KSP module.
Verified technical data. Last updated: March 2026
Related Faults
Source: Kuka KR C4 extended