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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 SPOT-358 — WARN Checksum error, IWC msg recv

FANUC SPOT-358 (“WARN Checksum error, IWC msg recv”): Checksum error, IWC msg recv An invalid checksum was computed on a message segment received from the IWC board. First check: Notify Product Development.

Updated 2026-08-29 · LogrobotLM reference

Description

Checksum error, IWC msg recv An invalid checksum was computed on a message segment received from the IWC board. This may indicate a problem with the board or driver software.

Remedy · Remède

Notify Product Development.

Frequently asked · Questions fréquentes

What does FANUC alarm SPOT-358 mean?
FANUC SPOT-358 (“WARN Checksum error, IWC msg recv”): Checksum error, IWC msg recv An invalid checksum was computed on a message segment received from the IWC board. This may indicate a problem with the board or driver software.
How do you troubleshoot FANUC alarm SPOT-358?
Notify Product Development.

Related codes / Codes liés

SPOT-356WARN Checksum error, IWC msg sendSPOT-357WARN Invalid buffer, IWC msg sendSPOT-359WARN Invalid buffer, IWC msg recvSPOT-360WARN IWC buffer too small

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 →