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 THSR-001PAUSE Illegal instruction sequence

FANUC THSR-001 (“PAUSE Illegal instruction sequence”): Trying to execute a touch sensing instruction out of sequence. First check: Please check the touch sensing instruction sequence, or abort the current program and start again.

Updated 2026-08-29 · LogrobotLM reference

Description

Trying to execute a touch sensing instruction out of sequence. For example, a Search Start instruction follows a Offset start instruction without Offset end in between.

Remedy · Remède

Please check the touch sensing instruction sequence, or abort the current program and start again.

Frequently asked · Questions fréquentes

What does FANUC alarm THSR-001 mean?
FANUC THSR-001 (“PAUSE Illegal instruction sequence”): Trying to execute a touch sensing instruction out of sequence. For example, a Search Start instruction follows a Offset start instruction without Offset end in between.
How do you troubleshoot FANUC alarm THSR-001?
Please check the touch sensing instruction sequence, or abort the current program and start again.

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 →