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Error Code

Miele Washer Code F3 Heater Sensor Short Circuit

Plain-language guidance for Miele code F3 on Washer — symptoms, safe checks, and when to call a technician.

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At a glance

Overview

Miele Repair Editorial Team Written by Miele Repair Editorial Team Editorial Team Published October 20, 2026 Updated October 28, 2026
Error code F3
Appliance Washer
Quick answer

Miele F3 on washers and washer-dryers: short circuit in the heater bank temperature sensor circuit.

Model compatibility

Miele reuses codes across series and model years, so F3 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.

Plain language

What this code means

Short circuit in the heater bank temperature sensor circuit.

Short version

  • Display: F3
  • Machines: Miele washing machine or washer-dryer
  • Fault: short circuit, heater bank temperature sensor circuit

Handling it

The owner has no remedy for this technical fault, so a repair appointment is the way forward and can be booked online.

At a glance

Code F3
What it means Short circuit in the heater bank temperature sensor circuit.
What you can check You cannot fix this yourself. Write down F3 and keep the machine off while you arrange a repair.
When to call a technician A short circuit in the heater bank sensor circuit is a technical fault, so book a service visit with a technician.

Codes starting with F3

  • F34: the door will not lock.
  • F39: electronic module fault.

Get a Miele washer repaired nearby

Living in the Miami, New York, Houston, Los Angeles or San Diego metro areas? Dial (844) 459-5005 about F3. Have the model number and your earlier steps written down.

Source: Miele support: Washing machine Fault F3

Caution

Safety warning

Important safety warning

Do not attempt repairs involving electrical components, gas, water lines, refrigerant or sealed systems. Unplug the appliance if it is safe to reach the outlet, and leave internal diagnostics to a qualified technician.

Get started

Seeing this code on your Miele appliance?

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Share your model and symptom and we’ll confirm an appointment. Prefer to talk? Call us and we’ll help right away.

(844) 459-5005
Phone (844) 459-5005
Email info@mieleservicecenter.support
Hours Mon–Sat: 8:00 AM – 7:00 PM
Service area Serving Miami, New York, Houston, Los Angeles and San Diego metro areas.
Response time Same-day and next-day appointments in most areas.