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FANUC Alarm TAST-002 — STOP TAST error IO allocation

FANUC TAST-002 (“STOP TAST error IO allocation”): An IO memory allocation error has occurred First check: Perform a cold start of controller

Updated 2026-08-29 · LogrobotLM reference

Description

An IO memory allocation error has occurred

Remedy · Remède

Perform a cold start of controller

Frequently asked · Questions fréquentes

What does FANUC alarm TAST-002 mean?
FANUC TAST-002 (“STOP TAST error IO allocation”): An IO memory allocation error has occurred
How do you troubleshoot FANUC alarm TAST-002?
Perform a cold start of controller

Related codes / Codes liés

TAST-000WARN unknown error (TAST00)TAST-001WARN TAST global vars failureTAST-003STOP TAST IO initialization failedTAST-004STOP TAST IO start failed

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 →