Kitchenaid Dishwasher: burning smell

Professional Repair Guide

What is this symptom?

If your KitchenAid dishwasher emits a burning smell during or after a cycle, it could indicate serious issues like melted plastic or overheating components. This odor, resembling electrical burning or melted materials, signals an urgent need for inspection to prevent further damage and ensure safe operation.

Urgency: High

Important Tips for Kitchenaid Models

  • Official KitchenAid documentation discusses odors but not specifically burning smells; common community repair sources apply generally to KitchenAid models.

Possible Causes

Melted plastic or foreign object on/near heating element

How to Identify: Burning plastic smell specifically; melted plastic visible on or near the heating element after opening the door

Part: Heating element / interior tub area

DIY Solutions

Inspect for melted plastic/foreign material

Easy 10-20 minutes
Tools Needed: flashlight, non-metallic scraper
  1. Turn off and unplug/disconnect power to the dishwasher.
  2. Open door and inspect bottom for plastic or foreign material near heating element.
  3. Once cooled, use a non-metallic scraper to gently remove melted plastic.
  4. Run a short rinse cycle to see if smell persists.
⚠️ Safety First: Ensure unit is fully powered off before inspecting.

Check heating element continuity

Moderate 30-45 minutes
Tools Needed: multimeter, screwdriver
  1. Disconnect power to dishwasher at breaker.
  2. Remove lower access panel to access heating element terminals.
  3. Use multimeter to test continuity across element; no continuity indicates failure.
  4. Replace heating element if faulty (match part to model).
⚠️ Safety First: Disconnect power before testing.

Professional Repairs

Replace control board/timer module

Estimated Cost: $150 - $400

Repair or replace wiring harness or power connections

Estimated Cost: $100 - $300

Replace circulation pump/motor assembly

Estimated Cost: $200 - $500

When to Call a Professional

Burning smell persists after removing plastic/debris
Visible electrical burn marks on wiring/components
Dishwasher fails to operate normally or emits smoke

Preventive Maintenance

  • Regularly inspect interior and remove debris: Plastic melt or food buildup causing odors
    Frequency: monthly
  • Clean dishwasher filter and drain: Food/grease buildup that can contribute to odors
    Frequency: monthly

Frequently Asked Questions

Why is my KitchenAid Dishwasher burning smell?
The burning smell may come from melted plastic or foreign objects near the heating element.
How do I fix KitchenAid Dishwasher burning smell myself?
Turn off the power, inspect for melted plastic near the heating element, and gently remove it.
How much does it cost to fix burning smell?
Professional repairs can range from $100 to $500, depending on the issue.
When should I call a technician for burning smell?
Call a technician immediately if the smell persists or if you suspect a failure in the heating element.

References & Sources

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

70%
DIY Success Rate Difficulty: Either

Common Issues Reported by Users

  • Damaged heating element causing overheating
  • Foreign objects (plastic, food debris) trapped in the heating element
  • Worn or damaged wiring leading to electrical shorts

User Suggested Solutions

  1. Inspect the heating element for visible damage. If damaged, replace it. To do this, disconnect power, remove the lower spray arm, and unscrew the heating element. Install the new element and reassemble.

  2. Check for any foreign objects in the dishwasher. Remove the lower spray arm and inspect the area around the heating element for any debris. Clean thoroughly.

  3. Inspect wiring connections for wear or damage. If any wires are frayed or burnt, disconnect power and replace the damaged wiring. Ensure all connections are secure.

Analysis based on 1 community discussions
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. Kitchen aid dishwasher smoking/burning smell

Community Discussions

smoking/burning smell

Replace the damaged heating coil and run a diagnostic cycle.

DIY View on Reddit →

Source: Reddit r/appliancerepair

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