1302
SERCOS state class 1: Unspecified error %s-axis.
Bosch Rexroth · Motion Control
What does 1302 mean?
A SERCOS state class 1 error indicating an unspecified error on the specified axis. The drive attempts the best possible response with a subsequent torque release. This is a generic fault, requiring deeper diagnostic analysis to identify the root cause within the servo loop or drive.
Common Causes
- Servo loop fault
- Drive fault
- Unspecified error on the %s-axis.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Initiate a control reset in the active channel.
Verified technical data. Last updated: March 2026
Related Faults
Source: Bosch Rexroth Motion Control