AEG E40 Error Code — What It Means & How To Fix It

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For information purposes only. Always consult a qualified engineer before attempting repairs. 🔌 Unplug your appliance before any inspection or repair.

What does the AEG E40 error code mean?

The E40 error indicates that the machine believes the door is not properly closed or locked. As a safety feature, the washer will not start a cycle.

How to fix the Miele AEG E40 error code

Push the door firmly until you hear a click
Check for clothing trapped in the seal
Inspect the door latch for damage
Power off the machine for 30 seconds to reset
Avoid overloading the drum

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🎯 What is likely causing this fault?

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Door Lock Failure 60%

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Misalignment / latch issue 25%

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Wiring PCB 15%

⚠️ Estimates based on common faults — not a guaranteed diagnosis. Always verify before ordering parts.

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Parts you may need

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Usually found on a label inside the door frame or on the back panel of the machine.

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Part	Approx. UK Cost	Find it
Door Lock Assembly model filtered	£20-£45	🛒 Amazon UK →
Door Lock Assembly model filtered	£20-£30	🏷️ eBay UK →

ℹ️ Prices are approximate. Always check the part number matches your model before ordering. Not sure of your model number? Find out how to locate it here.

🇬🇧 UK — Parts & Replacements