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ABB Error 90815Mode Selector input test failed

Error / Erreur

🇫🇷 Mode Selector input test failed

ABB — CATALOGUE PRODUCTION

ABB 90815 (“Mode Selector input test failed”): Mode Selector input test failed — ABB robot hardware event on the Mode Selector input test failed (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

Mode Selector input test failed — ABB robot hardware event on the Mode Selector input test failed (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The Mode Selector input test failed on GPIO ID: arg . No operation will be possible until the fault has been corrected and the system have been restarted. 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 Mode Selector input test failed, 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.
  • probable : This may be caused by faulty hardware.
  • Make sure that all cables to the safety controller are properly attached.
  • Restart the system and check if the error remains.
  • If the error remains replace the Safety Controller board.

Frequently asked · Questions fréquentes

What does ABB error 90815 mean?
ABB 90815 (“Mode Selector input test failed”): Mode Selector input test failed — ABB robot hardware event on the Mode Selector input test failed (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 90815?
Inspect the Mode Selector input test failed, 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 →