FANUC Alarm SRVO-315 — MPDT failed(G:%d A:%d)

FANUC SRVO-315 (“MPDT failed(G:%d A:%d)”): ## First check: Magnetic Phase Detection (MPDT) for 3rd party motor failed.

Updated 2026-08-29 · LogrobotLM reference

Description

Remedy · Remède

Magnetic Phase Detection (MPDT) for 3rd party motor failed. Probable causes are:

Frequently asked · Questions fréquentes

What does FANUC alarm SRVO-315 mean?: FANUC SRVO-315 (“MPDT failed(G:%d A:%d)”): ##
How do you troubleshoot FANUC alarm SRVO-315?: Magnetic Phase Detection (MPDT) for 3rd party motor failed. Probable causes are:

Related codes / Codes liés

SRVO-305Unit Change(G%d,%s)SRVO-310SERVO ABC Unexpected Motion(G:%d)SRVO-316MPDT time is up(G:%d A:%d)SRVO-317MPDT cannot start(Machine Lock)

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 →