Miele Dishwasher Error Code F38: How to Fix It
Medium 45-90 minutes High Severity
Verified June 2026
- Error Code
- F38
- Brand
- Miele
- Product Type
- dishwasher
- Severity
- High
- DIY Difficulty
- Medium
- Estimated Fix Time
- 45-90 minutes
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Tools You'll Need
- Phillips screwdriver
- Flathead screwdriver
- Multimeter
- Camera or phone for photos
- Work gloves
How to Fix Error Code F38
-
Disconnect power and water supply
Always disconnect power before performing any electrical work to prevent shock or electrocution -
Remove the bottom dish rack and spray arm
-
Remove the bottom panel and filters
-
Locate the NTC sensor
-
Test the NTC sensor with a multimeter
Ensure the sensor has cooled completely before testing to get accurate readings -
Inspect wiring connections
-
Replace the faulty NTC sensor
Ensure proper wire connections to prevent future errors -
Reassemble the dishwasher
-
Test the repair
Parts You May Need
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
NTC temperature sensor
Check Price on Amazon
Wire harness or electrical connectors
Check Price on Amazon
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When to Call a Professional
Call a professional if you're uncomfortable working with electrical components, if the control board needs replacement, or if multiple error codes appear simultaneously. Also contact a technician if the wiring harness is extensively damaged or if the error persists after sensor replacement.Frequently Asked Questions
What causes Miele dishwasher error code F38?
Error F38 is caused by a short circuit in the NTC temperature sensor, usually due to sensor failure, damaged wiring, water damage, or corrosion affecting the electrical connections.
Can I still use my Miele dishwasher with error F38?
No, you should not use the dishwasher when error F38 appears. The faulty temperature sensor can prevent proper heating and potentially cause safety issues or poor cleaning performance.
How much does it cost to fix Miele dishwasher error F38?
A replacement NTC sensor typically costs $25-$50. Professional repair service ranges from $150-$300 including parts and labor, depending on your location and the specific model.
How long does an NTC sensor last in a Miele dishwasher?
NTC sensors typically last 5-10 years with normal use. Hard water, frequent use, and exposure to harsh detergents can reduce their lifespan.
Will error F38 clear itself on Miele dishwashers?
No, error F38 will not clear itself because it indicates a hardware failure. The faulty NTC sensor or damaged wiring must be repaired or replaced to resolve the error.