LogrobotLM

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 → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

FANUC Alarm TOOL-003 — Illegal assignment of Tool axis.

FANUC TOOL-003 (“Illegal assignment of Tool axis.”): The tool number assignments are wrong. First check: Confirm the tool number assignment.

Updated 2026-08-29 · LogrobotLM reference

Description

The tool number assignments are wrong.

Remedy · Remède

Confirm the tool number assignment.

Frequently asked · Questions fréquentes

What does FANUC alarm TOOL-003 mean?
FANUC TOOL-003 (“Illegal assignment of Tool axis.”): The tool number assignments are wrong.
How do you troubleshoot FANUC alarm TOOL-003?
Confirm the tool number assignment.

Related codes / Codes liés

TOOL-001Tool Change is DISABLED.TOOL-002Machine lock is ENABLED.TOOL-004Tool not detached (AXISORDER).TOOL-005Tool not detached.

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →