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MIELE F01

Miele Dishwasher Error F01: NTC Sensor Short-Circuit — Heating Disabled

Clear meaning, realistic next steps, and safe guidance without turning the page into a long repair manual.

What it means

The dishwasher has detected a short-circuit in the NTC water temperature sensor. Heating has been deactivated and rinse aid dispensing may be affected. The machine cannot confirm water temperature and has stopped the cycle.

Severity

Medium - some user checks may help, but repeated faults often need service.

Can you fix it yourself?

No — call a technician

Most likely cause

Failed NTC sensor — the temperature sensor has developed an internal short-circuit

Estimated time for safe first checks: Professional service required.

Step-by-Step DIY Fix Guide

  1. SAFETY: Disconnect power at the wall outlet or circuit breaker.
  2. Perform a power cycle: unplug for 60 seconds, then plug back in.
  3. Run a short test cycle — if F01 returns, the NTC sensor has failed and requires replacement.
  4. Contact Miele service — NTC sensor replacement requires internal access by a certified technician.

If the warning comes back after restart

  • If the warning returns immediately after a clean restart, the sensor or wiring path becomes more likely than a one-time glitch.
  • F01 returns after a 60-second power cycle

What This Error Means

Error F01 on your Miele dishwasher means: The dishwasher has detected a short-circuit in the NTC water temperature sensor. Heating has been deactivated and rinse aid dispensing may be affected. The machine cannot confirm water temperature and has stopped the cycle. The dishwasher's self-diagnostic system has detected this condition and stopped or interrupted the current cycle.

The most frequent cause is failed ntc sensor — the temperature sensor has developed an internal short-circuit. Work through the causes and fix steps below in order — many Miele dishwasher errors can be resolved without a service call.

Miele classifies F01 as a technician-only fault. A power cycle is the only DIY step — if the code returns, contact Miele service.

Electronics faults require professional diagnosis. A power cycle resolves transient faults. If the code returns after a reset, the physical component has failed and will not recover without replacement.

Most Likely Cause by Symptom

The Miele dishwasher may stop, pause, or refuse to complete the cycle normally.

Likely cause: Failed NTC sensor — the temperature sensor has developed an internal short-circuit

Check first: SAFETY: Disconnect power at the wall outlet or circuit breaker.

The warning may return immediately because the appliance is detecting an internal fault.

Likely cause: Moisture or detergent residue in the sensor wiring connector causing a short

Check first: Perform a power cycle: unplug for 60 seconds, then plug back in.

Common Causes

  • Failed NTC sensor — the temperature sensor has developed an internal short-circuit
  • Moisture or detergent residue in the sensor wiring connector causing a short
  • Control board fault affecting the NTC temperature sensing circuit

What Not to Do

  • Do not continue running the dishwasher without a functioning temperature sensor — dishes will not be properly sanitised

Model and Display Variation Notes

Model-family notes

  • Miele dishwasher display wording and code formats can vary by series.
  • If your model behaves differently, check the owner manual before trying any deeper maintenance step.

Display and panel differences

  • Panel wording can vary by series, so confirm the exact code pattern before buying parts.

Parts, Tools and Service Options

Service option

Miele service visit if the warning returns after the basic checks are complete.

Manual and model check

Check your exact model and manual before ordering any Miele dishwasher parts.

Common parts

  • NTC temperature sensor if sensor has failed ($20-$50)
  • Main control board if board fault caused the code ($150-$350)

This section stays service-first because the page points more strongly toward support or professional repair than a routine parts purchase.

When Not to Keep Troubleshooting

F01 returns after a 60-second power cycle

How to Prevent It Recurring

  • Avoid using excessive detergent — residue buildup around the sensor housing can cause moisture ingress and sensor faults over time

Extra notes

  • This page is based on Miele support material and stays conservative where model-specific guidance may vary.
  • The goal is to help you identify safe first checks before you move into parts, service, or model-specific manual lookup.

Source and model notes

Last reviewed: 2026-04-09

Based on: Based on Miele support material and edited into consumer-safe guidance for the exact code family on this page.

View Miele USA Official Support

Model coverage note: Miele dishwasher code meanings can vary by series, control panel, and model family, so use this page as a safe starting point rather than a replacement for the model-specific manual.

Important: FixThisError is an independent guide, not the manufacturer. Use your model-specific manual when the panel wording or behavior differs.

Always disconnect power before inspecting appliances. If unsure, contact a licensed appliance technician.