FANUC Alarm PRIO-359 — EtherNet/IP I/O Timeout Error
FANUC PRIO-359 (“EtherNet/IP I/O Timeout Error”): The robot EtherNet/IP Scanner timed-out while waiting for an I/O update message from the remote adapter. First check: Press RESET to restart the scanner connection.
Updated 2026-08-29 · LogrobotLM reference
Description
The robot EtherNet/IP Scanner timed-out while waiting for an I/O update message from the remote adapter.
Remedy · Remède
Press RESET to restart the scanner connection. Check the remote adapter to verify it is functioning properly.
Frequently asked · Questions fréquentes
- What does FANUC alarm PRIO-359 mean?
- FANUC PRIO-359 (“EtherNet/IP I/O Timeout Error”): The robot EtherNet/IP Scanner timed-out while waiting for an I/O update message from the remote adapter.
- How do you troubleshoot FANUC alarm PRIO-359?
- Press RESET to restart the scanner connection. Check the remote adapter to verify it is functioning properly.
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 →