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FANUC Alarm SYST-168 — Robot is isolated

Manufacturer wording — Robot(G:%d) is isolated
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC SYST-168 (“Robot is isolated”): An attempt was made to operate an isolated Robot. First check: Do not operate an isolated Robot.

Updated 2026-09-17 · LogrobotLM reference

Description

An attempt was made to operate an isolated Robot.

Remedy

Do not operate an isolated Robot.

Related codes

SYST-165PAUSE TP intermittent communication errorSYST-166WARN TP intermittent communication errorSYST-169WARN S/W Registration is temporarySYST-170WARN S/W Reg. expires in … days

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. How this reference is built →