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FANUC Alarm VISN-099 — ABORT 3DGP Serial Communications Fault

FANUC VISN-099 (“ABORT 3DGP Serial Communications Fault”): An error has occurred while attempting to communicate with another robot using the serial communications lines. First check: Check the communications cables.

Updated 2026-09-17 · LogrobotLM reference

Description

An error has occurred while attempting to communicate with another robot using the serial communications lines.

Remedy

Check the communications cables.

Related codes

VISN-097WARN 3DGP Not All Targets UsedVISN-098ABORT 3DGP General FaultVISN-100WARN Nom. pos. setVISN-101WARN Set Variable Name first

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 →