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FANUC Alarm INTP-100 — ABORT Internal error (PXnn)

Manufacturer wording — ABORT (%s^4, %d^5) Internal error (PXnn)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC INTP-100 (“ABORT Internal error (PXnn)”): Internal system error. First check: Perform a cold start: 1.

Updated 2026-09-17 · LogrobotLM reference

Description

Internal system error.

Remedy

Perform a cold start: 1. Turn off the robot. 2. On the teach pendant, press and hold the SHIFT and RESET keys. 3. While still pressing the SHIFT and RESET keys, turn on the robot. If the error is not cleared, document the events that led to the error and call your FANUC Robotics technical representative.

Related codes

INTP-004PAUSE Cannot ATTACH with TP enabledINTP-005PAUSE Cannot release motion controlINTP-101ABORT Internal error (system)INTP-102ABORT Code format is invalid

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. How this reference is built →