LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

FANUC Alarm MOTN-218 — SSTEP motion line mismatch

FANUC MOTN-218 (“SSTEP motion line mismatch”): Master and Slave must have same motion lines when $sstep$simul is TRUE. First check: Match motion line numbers or disable $sstep$simul.

Updated 2026-08-29 · LogrobotLM reference

Description

Master and Slave must have same motion lines when $sstep$simul is TRUE.

Remedy · Remède

Match motion line numbers or disable $sstep$simul.

Frequently asked · Questions fréquentes

What does FANUC alarm MOTN-218 mean?
FANUC MOTN-218 (“SSTEP motion line mismatch”): Master and Slave must have same motion lines when $sstep$simul is TRUE.
How do you troubleshoot FANUC alarm MOTN-218?
Match motion line numbers or disable $sstep$simul.

Related codes / Codes liés

MOTN-216SSTEP HELDMOTN-217SSTEP motion line onlyMOTN-219RLINK Can't SSTEP with GTimeMOTN-220Group motion resume mismatch

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 →