AEG Washing Machine Error E42
⚡ Quick Answer: The AEG washing machine error code E42 indicates a malfunction in the door lock mechanism. This often prevents the washing cycle from starting, as the... ✅ DIY Fixable
What Does Error E42 Mean?
The AEG washing machine error code E42 indicates a malfunction in the door lock mechanism. This often prevents the washing cycle from starting, as the machine detects that the door is not securely locked. Symptoms may include repeated clicking sounds from the door lock, and the error may appear at startup or when trying to start a cycle. Common causes include the door not being properly closed or an obstruction preventing closure, as well as a faulty door lock mechanism that may need inspection or replacement.
Common Symptoms:
- Washing cycle does not start
- Door lock clicks or ticks repeatedly
- Machine indicates the error at startup or when attempting to begin a cycle
- Display may show error with multiple flashes/beeps
Possible Causes
- Door not properly closed or obstructed (medium)
- Faulty door lock mechanism (medium)
How to Fix Error E42
DIY Fix Check door closure and clear obstructions
- Turn off the washing machine and open the door.
- Inspect the door seal area for clothes or debris preventing full closure.
- Remove any obstructing items.
- Close the door firmly until you hear the latch click.
- Attempt to restart the wash program.
DIY Fix Reduce laundry load
- Open the washer door.
- Remove excess laundry to reduce strain on door closing.
- Ensure clothes are not caught in the door gasket.
- Close the door and reattempt starting the machine.
Technician Only Inspect/replace door lock mechanism
- Disconnect power and access the washing machine’s door lock assembly.
- Test door lock electrical continuity with a multimeter.
- Replace the door lock/interlock assembly if faulty.
- Reassemble and test wash cycle function.
Parts needed: Door lock/interlock assembly
- If error persists after checking closure and obstructions or if you are uncomfortable performing hardware checks
Next step
Choose the next step for E42
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Door Lock Assembly
Secures the door shut during operation for safety and signals the control board to run.
- Typical part-only price
- $30 - $75
- DIY difficulty
- Easy
- Estimated time
- 10-20 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Model-compatible Washing Machine parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
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Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Washing Machine Cleaner Tablets
Routine tub-cleaning supplies for residue and odor control. They do not repair a mechanical, drainage, or electronic fault.
Braided Washer Inlet Hoses
A maintenance replacement option for visibly worn external fill hoses. Verify thread size, length, and hot/cold connection requirements.
Washer Drain Hose Holder
Helps secure an external drain hose at the standpipe. It does not correct an internal pump or control fault.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Technical Specifications
| note | The previous model-independent part specification was removed. Verify the full model number and diagnosis in the manufacturer's official parts catalog before ordering. |
|---|---|
| part_number | None |
Common Questions
What does E42 error mean on AEG washing machine?
E42 indicates a malfunction in the door lock mechanism, preventing the washing cycle from starting.
Can I fix AEG washing machine E42 error myself?
Yes, you can check the door closure, clear obstructions, and reduce the laundry load to troubleshoot.
How much does it cost to fix E42 error?
The estimated cost to repair E42 error ranges from $50 to $150 for parts, depending on the model.
When should I call a technician for E42?
Call a technician if the error persists after checking the door or if you are uncomfortable performing hardware checks.
Sources & References
Data last verified: 2026-07-31
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