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 SYST-258 — Operator panel hold

FANUC SYST-258 (“Operator panel hold”): This operation requires that the HOLD/RUN switch on the Panel is set to RUN. First check: Check the status of the HOLD/RUN switch on the Panel.

Updated 2026-08-29 · LogrobotLM reference

Description

This operation requires that the HOLD/RUN switch on the Panel is set to RUN.

Remedy · Remède

Check the status of the HOLD/RUN switch on the Panel.

Frequently asked · Questions fréquentes

What does FANUC alarm SYST-258 mean?
FANUC SYST-258 (“Operator panel hold”): This operation requires that the HOLD/RUN switch on the Panel is set to RUN.
How do you troubleshoot FANUC alarm SYST-258?
Check the status of the HOLD/RUN switch on the Panel.

Related codes / Codes liés

SYST-256Servo OFF inputSYST-257No Ext. Hold Relase inputSYST-259UI signals are disabledSYST-266Please cycle power

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 →