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 PRIO-212FIPIO Connection TimeOut

FANUC PRIO-212 (“FIPIO Connection TimeOut”): The robot controller and PLC is not connected when the robot controller is turned on. First check: Check whether the robot controller and PLC are properly connected before the robot controller is turned on.

Updated 2026-08-29 · LogrobotLM reference

Description

The robot controller and PLC is not connected when the robot controller is turned on. When cable between the robot controller and PLC is disconnected after the inital connection is made, PRIO-209 STOP FIPIO Connection Broken error will occur instead of this error.

Remedy · Remède

Check whether the robot controller and PLC are properly connected before the robot controller is turned on.

Frequently asked · Questions fréquentes

What does FANUC alarm PRIO-212 mean?
FANUC PRIO-212 (“FIPIO Connection TimeOut”): The robot controller and PLC is not connected when the robot controller is turned on. When cable between the robot controller and PLC is disconnected after the inital connection is made, PRIO-209 STOP FIPIO Connection Broken error will occur instead of this error.
How do you troubleshoot FANUC alarm PRIO-212?
Check whether the robot controller and PLC are properly connected before the robot controller is turned on.

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 →