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KUKA Error KSS00364 — Mode selector / 27 V power supply of the PC (KPC) / CIB

Info

KUKA KSS00364 (“Mode selector / 27 V power supply of the PC (KPC) / CIB”): “Unknown operation mode”: the operating mode read by the safety section is invalid. Likely part: CIB (Cabinet Interface Board) +1 more.

Updated 2026-09-09 · LogrobotLM reference

Cause

“Unknown operation mode”: the operating mode read by the safety section is invalid. Documented case: failure of the 27 V section of the control PC that powers the mode selection path; can also come from the smartPAD or the CIB link.

Part to check / replace

KUKA KSS00364 points to the hardware below — start here before ordering.

Tap a part for every code that points to it — and verify the exact variant for your controller before ordering.

Related codes

KSS00126Servo drive (KSD/KSP) + mechanical drive train of the axisKSS00276Machine data vs hardware (RDC/EDS, disk)KSS01146Motor / axis brake / servo driveKSS01305KSP servo drive / DC link (KPP power supply)

Same hardware involved

KSS01362CIBKSS15014CIBKSS15058CIBKSS15002smartPAD

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →