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FANUC Alarm GUID-158 — SERVO Force sensor inner parity

FANUC GUID-158 (“SERVO Force sensor inner parity”): Force sensor inner parity Parity error on FS I/F board inner RAM. First check: Replace interface board.

Updated 2026-08-29 · LogrobotLM reference

Description

Force sensor inner parity Parity error on FS I/F board inner RAM.

Remedy · Remède

Replace interface board.

Frequently asked · Questions fréquentes

What does FANUC alarm GUID-158 mean?
FANUC GUID-158 (“SERVO Force sensor inner parity”): Force sensor inner parity Parity error on FS I/F board inner RAM.
How do you troubleshoot FANUC alarm GUID-158?
Replace interface board.

Related codes / Codes liés

GUID-156SERVO Force sensor data req failGUID-157SERVO Force sensor outer parityGUID-159SERVO Force sensor comm failureGUID-160SERVO Force sensor comm failure

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 →