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.

ABB Error 39410Drive unit axis fault

Error / Erreur

🇫🇷 Variateurs d'axes

VARIATEURS & COMMUNICATION DRIVE (39xxx, 3254x)

ABB 39410 (“Drive unit axis fault”): Drive unit axis fault — ABB robot hardware event on the drive unit axis (IRC5/Omnicore). Likely part: Variateurs d'axes (drive unit axis).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

Drive unit axis fault — ABB robot hardware event on the drive unit axis (IRC5/Omnicore). Seen across controller generations. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

Erreurs de communication répétées détectées entre le cpu d'axes et le variateur spécifié.

What to check · Que vérifier

  • Inspect the drive unit axis, its wiring and connections first.
  • Match this code against your robot's event-log timeline before swapping parts.
  • Follow the French field checks below — they are the tested sequence for this fault.
  • Vérifier les nappes de raccordement d'armoire et l'absence de bruits parasites électriques.
  • À savoir : Parasitage ou connecteur lâche de boucle d'axes d'entraînement.

Part to check / replace · Pièce à contrôler / remplacer

ABB 39410 points to the hardware below — start here before ordering. · 39410 met en cause l'organe ci-dessous : commencez par là.

Tap a part for every code that points to it — and verify the exact variant for your controller before ordering. · Touchez une pièce pour tous les codes qui la citent ; vérifiez la variante exacte avant commande.

Frequently asked · Questions fréquentes

What does ABB error 39410 mean?
ABB 39410 (“Drive unit axis fault”): Drive unit axis fault — ABB robot hardware event on the drive unit axis (IRC5/Omnicore). Seen across controller generations. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.
How do you troubleshoot ABB error 39410?
Inspect the drive unit axis, its wiring and connections first. Match this code against your robot's event-log timeline before swapping parts. Follow the French field checks below — they are the tested sequence for this fault.
Which part is involved in ABB 39410?
39410 points to Variateurs d'axes (drive unit axis). Confirm the real cause against the robot backup before replacing a part.

Related codes / Codes liés

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 →