Asko Dishwasher: making strange sound

Professional Repair Guide

What is this symptom?

If your Asko Dishwasher is making strange sounds like grinding, squealing, or rattling during the wash or drain cycles, it may indicate mechanical issues or obstructions. Common causes include worn pump bearings, damaged impellers, or foreign objects in the pump. Addressing these issues promptly can prevent further damage and ensure efficient operation.

Urgency: Medium

Important Tips for Asko Models

Circulation pump and impeller wear are frequently d causes of noise specific to Asko dishwashers

Possible Causes

Worn or failing circulation pump bearings

How to Identify: Continuous drone, humming or grinding noise during wash cycle; occurs when water circulates.

Part: Circulation pump motor

Damaged or obstructed wash impeller or drain impeller

How to Identify: Grinding or scraping noise; check for debris in impeller or signs of broken blades on impeller.

Part: Wash impeller / Drain impeller

Foreign object caught in pump or filter area

How to Identify: Intermittent grinding or clicking; remove bottom filter and check for glass shards, seeds, utensils or debris.

Part: Filter area / pump housing

DIY Solutions

Clean filters and remove debris

Easy 10-20 minutes

Tools Needed: gloves, soft brush, screwdriver if needed

Turn off power and water.
Remove bottom filter assembly.
Clear all visible food debris and small objects.
Rinse filters under warm water and reinstall securely.

⚠️ Safety First: Ensure power is off to avoid injury.

Inspect and clear spray arm obstruction

Easy 10-15 minutes

Tools Needed: none

Remove lower and upper spray arms following manual instructions.
Check for stuck utensils or debris blocking spray arm rotation.
Clean spray arm holes with a brush and reattach securely.

⚠️ Safety First: Avoid excessive force that could damage spray arms.

Next step

Choose the next step for making strange sound

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Check during diagnosis

Most relevant component to inspect

Dishwasher Circulation Pump

Circulates pressurized water through the dishwasher spray arms during the wash cycle.

Typical part-only price: $90 - $220
DIY difficulty: Hard
Estimated time: 60-120 mins

Optional: enter your model number

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.

Find a part that fits my model

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 number required

Model-compatible Dishwasher 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.

Find a part that fits my model

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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.

Maintenance supply

Dishwasher Cleaner and Descaler

Supports routine removal of mineral scale, grease, and odor. It is maintenance, not a repair for a failed pump, valve, or control.

View maintenance supply

Maintenance supply

Braided Dishwasher Inlet Hose

For replacement of an externally damaged supply hose. Verify connection size, length, and appliance installation requirements before ordering.

View maintenance supply

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.

Professional Repairs

Replace circulation or drain pump assembly

Estimated Cost: $150 - $400

Replace water inlet valve

Estimated Cost: $50 - $150

Replace damaged impeller(s)

Estimated Cost: $30 - $120

When to Call a Professional

Noise continues after basic cleaning and inspection

Persistent grinding, squealing indicating worn motor bearings

Water inlet valve replacement needed

Preventive Maintenance

Clean filters: Noise due to debris and trapped particles
Frequency: monthly
Inspect spray arms: Rattling noises from obstruction
Frequency: monthly

Frequently Asked Questions

Why is my Asko Dishwasher making strange sound?

Common causes include worn circulation pump bearings, damaged impellers, or foreign objects caught in the pump.

How do I fix Asko Dishwasher making strange sound myself?

You can clean filters, remove debris, and inspect spray arms for obstructions.

How much does it cost to fix making strange sound?

Professional repairs can range from $30 to $400, depending on the issue.

When should I call a technician for making strange sound?

Call a technician if the noise persists after DIY fixes or if you suspect a serious mechanical issue.

References & Sources

Common Dishwasher Noise Problems and Solutions Repair-Blog

Community Analytical Insights

Guidance from available sources; statistical claims are shown only for samples of at least 10 discussions

Common Issues Reported by Users

Foreign objects trapped in the diverter assembly
Worn or damaged diverter motor
Faulty or clogged spray arm

User Suggested Solutions

Inspect the diverter assembly for foreign objects. Remove any debris or blockages. Ensure the assembly moves freely.
Test the diverter motor by running the dishwasher and listening for unusual sounds. If the motor is faulty, replace it with a new one.
Check the spray arm for clogs. Clean or replace the spray arm if necessary to ensure proper water flow.

Limited-source guidance; percentages and success-rate claims are not shown
View Sources