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 133304Int. Drive unit error

Error / Erreur

🇫🇷 Int. Drive unit error

ABB — CATALOGUE PRODUCTION

ABB 133304 (“Int. Drive unit error”): Int. Drive unit error — ABB robot hardware event on the Int.

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

Int. Drive unit error — ABB robot hardware event on the Int. Drive unit error (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

SDI board has discovered an internal error in the Drive unit used by: arg . Le texte constructeur de ce code n'existe qu'en anglais dans les manuels ABB dont il provient. Il est reproduit tel quel ci-dessus ; le manuel de votre robot fait foi.

What to check · Que vérifier

  • Inspect the Int. Drive unit error, 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.
  • Ignore if any other Drive unit errors are present.
  • Replace Drive unit.

Frequently asked · Questions fréquentes

What does ABB error 133304 mean?
ABB 133304 (“Int. Drive unit error”): Int. Drive unit error — ABB robot hardware event on the Int. Drive unit error (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.
How do you troubleshoot ABB error 133304?
Inspect the Int. Drive unit error, 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.

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 →