FANUC Alarm ARC-151 — STOP Invalid wire size(E:…)

Manufacturer wording — STOP Invalid wire size(E:%d)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC ARC-151 (“STOP Invalid wire size(E:…)”): Detect invalid wire size. First check: Set proper wire size.

Updated 2026-09-17 · LogrobotLM reference

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 →