If your COSORI air fryer is producing smoke during operation, it can be concerning and may indicate a cleaning or maintenance issue. Proper troubleshooting can resolve the problem quickly, ensuring safe and efficient cooking.
This guide provides step-by-step instructions to identify and fix common causes of smoking in your COSORI air fryer, helping you enjoy crispy, healthy meals without worry.
Key Takeaways
| Identify the cause | Smoking often results from food residue, grease, or liners touching heating elements. |
| Clean thoroughly | Regular cleaning of the basket and heating element prevents smoke. |
| Use liners properly | Disposables or mesh racks can help minimize residue buildup. |
| Check for damage | Inspect for burnt or damaged parts that could cause smoke. |

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Unplug and Cool Down the Air Fryer
- Always disconnect the air fryer from the power outlet before troubleshooting.
- Allow the appliance to cool completely to avoid burns and safely access internal parts.

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Clean the Basket and Heating Element
- Remove the basket and any accessories, then wash with warm soapy water or in the dishwasher.
- Use a soft brush or cloth to gently clean the heating element, removing any grease or food debris.
- Dry all parts thoroughly before reassembling.
Inspect for Residue and Damage
Check the heating element and interior for burnt food, grease, or residue that could cause smoke. Replace or repair any damaged parts if necessary.
Use Proper Liners and Accessories
Use compatible disposable liners, such as the Cosori Air Fryer Liners, to prevent food from sticking and reduce residue buildup. Avoid placing liners during preheating to prevent them from flying up and touching the heating element.
Test the Air Fryer
- Reassemble the basket and accessories.
- Plug in the air fryer and run a short cycle at a high temperature (around 400°F) without food to see if smoking persists.
- If smoke appears, repeat cleaning or consult professional repair services.
The Products in This Guide

Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt
- ✔ Model: B0G4RV4MVD
- ✔ Dimensions: 13 x 11 x 14 inches
- ✔ Weight: 16 pounds

ALJ 3PCS Air Fryer Oven Mesh Rack
- ✔ Finish: Polished
- ✔ Size: Fits 10-13 Qt models
- ✔ Dishwasher Safe: Yes
Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt

The Cosori 9-in-1 TurboBlaze Air Fryer offers precise temperature control and innovative TurboBlaze technology, ensuring even cooking and crispy textures. Proper maintenance prevents smoking and extends your appliance’s lifespan.
Pros:
- Powerful 3600 rpm fan
- Multiple cooking functions
- Smart control via app
- Even heating and precise temp control
Cons:
- Learning curve for new users
- Requires regular cleaning
- Larger footprint for small kitchens
Best for: Crispy, evenly cooked meals with versatile functions
Not ideal for: Users seeking a compact or basic air fryer
Bottom line: A versatile, high-performance air fryer that requires proper maintenance to prevent smoking.
ALJ 3PCS Air Fryer Oven Mesh Rack

Using mesh racks like the ALJ 3PCS Air Fryer Oven Mesh Rack can improve air circulation and reduce residue buildup, helping prevent smoke during cooking.
Pros:
- Improves airflow
- Made of food-grade stainless steel
- Dishwasher safe
- Easy to install
Cons:
- Additional purchase required
- May need adjustment for some models
- Not a replacement for cleaning
Best for: Even cooking and easier cleanup
Not ideal for: For those who prefer built-in accessories
Bottom line: A useful accessory to promote even cooking and reduce residue buildup.
Frequently Asked Questions
Why is my COSORI air fryer smoking during use?
Smoking can be caused by leftover grease or food residue on the heating element, or liners touching the heating element. Regular cleaning and proper use of liners can prevent this.
Can I use liners during preheating?
No, avoid placing liners during preheating as they can fly up and touch the heating element, causing smoke or damage.
How often should I clean the air fryer?
Clean the basket, tray, and heating element after every few uses to prevent buildup of grease and food particles, reducing smoke risk.
What should I do if cleaning does not stop the smoking?
Inspect for damage or burnt parts. If the problem persists, contact customer support or a repair professional for assistance.
Keep Your Air Fryer Smoke-Free and Cooking Perfectly
Regular cleaning, proper use of liners, and inspecting for damage are key to preventing smoking in your COSORI air fryer. With a little maintenance and care, you can enjoy tasty, crispy dishes without the worry of smoke or residue buildup.
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