If your COSORI air fryer is smoking during operation, it can be concerning and may indicate a problem. Fortunately, most issues are fixable with straightforward steps. This guide walks you through common causes of smoking and how to resolve them safely, ensuring your appliance works efficiently and safely every time.
Key Takeaways
| Clogged or Dirty Components | Food residue or grease can cause smoke. |
| Overfilled Basket | Too much food or liners can lead to smoking. |
| Incorrect Use of Liners | Using liners during preheat or without food can cause smoke. |
| Heating Element or Fan Issues | Grease buildup on internal parts may burn and smoke. |

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Step 1: Turn Off and Unplug the Air Fryer
- Immediately turn off the unit and unplug it from the power source.
- Allow it to cool completely before inspecting or cleaning.

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Step 2: Clean the Interior and Heating Elements
- Remove the basket and tray; wash with warm, soapy water to remove grease and food particles.
- Use a soft brush or cloth to gently clean the heating element and fan area if accessible.
- Ensure all parts are dry before reassembling.
Step 3: Check for Overfilling or Improper Liners
- Ensure your food isn’t overfilled; leave space for air circulation.
- Remove any liners used during preheating or without food, as they can catch fire or cause smoke.
Step 4: Use Correct Liners and Avoid Preheating with Liners
Always place liners after preheating or ensure they are weighted down by food. Use liners designed for your model and avoid preheating with liners in place.
Step 5: Prevent Grease Buildup
Regularly clean the interior, including the fan and heating element, to prevent grease accumulation that can burn and smoke during operation.
The Products in This Guide

Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt
- ✔ Voltage: 120V
- ✔ Dimensions: 13.5 x 12 x 12 inches
- ✔ Weight: 14 lbs

ALJ 3PCS Air Fryer Oven Mesh Rack
- ✔ Weight: 1.2 lbs
- ✔ Color: Silver
- ✔ Compatibility: COSORI 10QT/13QT
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, making it a top choice for crispy, evenly cooked meals. Proper maintenance is key to preventing smoking issues.
Pros:
- Powerful 3600 rpm fan
- Even heat distribution
- Smart control via app
- Multiple cooking functions
Cons:
- Potential for grease buildup
- Requires regular cleaning
- Liner use needs caution
Best for: Cooking crispy, healthy meals quickly
Not ideal for: For users who prefer minimal cleaning
Bottom line: Regular cleaning and correct usage prevent smoking in your COSORI air fryer.
ALJ 3PCS Air Fryer Oven Mesh Rack

Using the ALJ 3PCS Air Fryer Oven Mesh Rack can help keep your COSORI clean and improve airflow, reducing the chances of smoke caused by grease buildup.
Pros:
- Easy to clean
- Promotes even cooking
- Made of food-grade stainless steel
- Fits various models
Cons:
- Additional purchase needed
- Requires proper placement
Best for: Maintaining a clean air fryer interior
Not ideal for: For those who prefer disposable liners
Bottom line: A mesh rack helps keep your air fryer cleaner and reduces smoking risk.
Frequently Asked Questions
Why is my COSORI air fryer smoking during use?
Smoking can be caused by grease buildup, overfilled basket, improper use of liners, or food residue on heating elements.
How often should I clean my air fryer to prevent smoking?
Clean the basket, tray, and interior components weekly or after heavy use to prevent grease buildup that causes smoke.
Can I use liners during preheating?
No, avoid placing liners during preheating as they can catch fire or cause smoke unless they are specifically designed for high temperatures and used correctly.
What should I do if my air fryer continues to smoke after cleaning?
Inspect the heating element and fan for grease or food residue, ensure proper use, and consider replacing worn parts if needed.
Keep Your Air Fryer Smoke-Free with Proper Care
Regular cleaning, correct use of liners, and avoiding overfilling are key to preventing smoking in your COSORI air fryer. With proper maintenance, you can enjoy crispy, healthy meals without the smoke concerns.
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