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FANUC Alarm SPOT-382 — PAUSE IWC(DG) illegal stepper number

Manufacturer wording — PAUSE IWC(DG) illegal stepper number(%s)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC SPOT-382 (“PAUSE IWC(DG) illegal stepper number”): An illegal value for the SN field in the reset stepper instruction was used for the Dengensha IWC. First check: Change the instruction to use a value that is between 0 and 4.

Updated 2026-09-17 · LogrobotLM reference

Description

An illegal value for the SN field in the reset stepper instruction was used for the Dengensha IWC.

Remedy

Change the instruction to use a value that is between 0 and 4.

Related codes

SPOT-380WARN Invalid IWC Firmware VersionSPOT-381IWC(DG) system errorSPOT-384IWC(DG) leak inputSPOT-385PAUSE IWC(DG) illegal counter specified

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 →