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 CD-026 — STOP Illegal transition:nonCD<->CD

FANUC CD-026 (“STOP Illegal transition:nonCD<->CD”): Illegal transition (nonCD->CD or CD->nonCD) happens. First check: Add or remove motion option COORD.

Updated 2026-08-29 · LogrobotLM reference

Description

Illegal transition (nonCD->CD or CD->nonCD) happens.

Remedy · Remède

Add or remove motion option COORD.

Frequently asked · Questions fréquentes

What does FANUC alarm CD-026 mean?
FANUC CD-026 (“STOP Illegal transition:nonCD<->CD”): Illegal transition (nonCD->CD or CD->nonCD) happens.
How do you troubleshoot FANUC alarm CD-026?
Add or remove motion option COORD.

Related codes / Codes liés

CD-024WARN Calibration was inaccurateCD-025STOP Can't convert positionCD-027STOP Illegal follower transitionCD-028STOP T1 speed limit(G:%d^2)

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 →