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ABB Error 38665 — Motor / cable motor / Drive fault

Error

ABB 38665 (“Motor / cable motor / Drive fault”): Short circuit detected on the motor or cable of an axis. Likely part: Moteur / Câble moteur / Drive (motor / cable motor / Drive).

Updated 2026-10-22 · LogrobotLM reference

What it means

Short circuit detected on the motor or cable of an axis.

What to check

  • LOTO.
  • Inspect cable, connectors and motor; check the insulation and the windings.
  • If wiring and motor are sound, isolate the Drive/power section.
  • Do not repeatedly reset a hard fault.
  • Note: Well-documented S4C+ hardware fault; other interventions were resolved by repairing the cable or replacing the Drive module.

Part to check / replace

ABB 38665 points to the hardware below — start here before ordering.

Tap a part for every code that points to it — and verify the exact variant for your controller before ordering.

Related codes

34100Drive system fault34200Axis Computer / Drive Units fault34201Drive Unit fault

Same hardware involved

38664Moteur / Câble moteur / Drive

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 →