LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

FANUC Alarm SENS-003 — STOP Undefined TCC received

FANUC SENS-003 (“STOP Undefined TCC received”): The undefined TCC was received from the sensor. First check: Check the data sent from the sensor.

Updated 2026-09-17 · LogrobotLM reference

Description

The undefined TCC was received from the sensor.

Remedy

Check the data sent from the sensor.

Related codes

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 →