26132

Collective brake fault, KPP/KSP (axis)

Kuka · KR C4 Controller

What does 26132 mean?

This fault is signaled by the brake cable monitoring device, indicating a short-circuit, overloading, or a break in the brake connection affecting all axes. This is a critical safety fault, as it affects the ability to hold the robot axes.

Common Causes

  • Short-circuit in the brake cable
  • Overcurrent condition in the brake circuit
  • Break in the brake cable connection
  • No brake connected (if expected)

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the brake voltage for all axes.

  2. 2

    Measure the motor and brake for proper resistance and continuity.

  3. 3

    Inspect the brake cable and motor cable for physical damage, shorts, or breaks.

  4. 4

    Reinitialize the drive bus by cycling Power Off / Power On.

  5. 5

    Check the KSP module.

Browse all codes in this manual (21)
Verified technical data. Last updated: March 2026

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