LogrobotLM

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 TG-018 — Trigger Buffer is Full

FANUC TG-018 (“Trigger Buffer is Full”): There are too many outstanding trigger events that have not yet been fired. First check: Examine the TP programs executing at the time of the error to confirm that there are not a large number of short or zero length motion segments back-to-back with application instructions.

Updated 2026-08-29 · LogrobotLM reference

Description

There are too many outstanding trigger events that have not yet been fired. This indicates either an excessive number of short motion segments with trigger instructions, or else an internal error.

Remedy · Remède

Examine the TP programs executing at the time of the error to confirm that there are not a large number of short or zero length motion segments back-to-back with application instructions. If this condition does not exist, then obtain a controller backup (and easy debug if available) from the time of the error and contact your FANUC or FANUC Robotics Technical Representative.

Frequently asked · Questions fréquentes

What does FANUC alarm TG-018 mean?
FANUC TG-018 (“Trigger Buffer is Full”): There are too many outstanding trigger events that have not yet been fired. This indicates either an excessive number of short motion segments with trigger instructions, or else an internal error.
How do you troubleshoot FANUC alarm TG-018?
Examine the TP programs executing at the time of the error to confirm that there are not a large number of short or zero length motion segments back-to-back with application instructions. If this condition does not exist, then obtain a controller backup (and easy debug if available) from the time of the error and…

Related codes / Codes liés

TG-016Bad Time Before in Sch%d^2 Ev%d^3TG-017Invalid Schedule Number %d^2TG-019Internal Timing Data ErrorTG-020Error planning app instruction

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 →