If your COSORI 9-in-1 TurboBlaze Air Fryer (ASIN: B0G4RV4MVD) starts smoking during use, it can be alarming and may indicate a problem that needs quick attention. Smoke can come from excess grease, food residue, or improper use of accessories. Understanding common causes and how to fix them can help you maintain your appliance and enjoy safe, delicious meals.
In this guide, you’ll find practical, step-by-step solutions to troubleshoot smoking issues, along with tips for safe operation and maintenance.
Key Takeaways
| Grease buildup | Can cause smoking if not cleaned regularly. |
| Incorrect accessories | Using non-compatible liners or racks may lead to smoke. |
| Overfilled basket | Food touching the heating element can ignite or cause smoke. |
| Preheating mistakes | Placing liners during preheat can trap heat and cause smoke. |
| Cleaning and maintenance | Regular cleaning prevents grease and food residue buildup. |

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Identify the Cause of Smoking
Before troubleshooting, observe when the smoke occurs. Is it during preheating, cooking, or after a batch? Common causes include grease residue, improper accessories, overfilling, or food spillage.

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Clean the Interior and Heating Elements
- Unplug the air fryer and let it cool completely.
- Remove the basket and accessories.
- Clean the interior with a damp cloth and mild detergent, paying special attention to the heating element.
- Dry all parts thoroughly before reassembling.
Use Proper Accessories and Liners
- Only use accessories compatible with the COSORI air fryer, such as the recommended air fryer oven mesh rack (ASIN: B0F143CP8K).
- Avoid placing liners during preheating unless the food is enough to prevent liners from flying up.
- Ensure liners or racks are food-grade, heat resistant, and fit the basket perfectly.
Adjust Loading and Cooking Settings
- Do not overfill the basket; leave space for air circulation and prevent contact with heating elements.
- Check your cooking temperature; lower it if smoke persists, especially when cooking fatty foods.
- Preheat the air fryer without liners for the first few minutes if using liners or racks.
Regular Maintenance and Precautions
Clean your air fryer regularly to prevent grease buildup, which causes smoke. Use non-stick, food-grade accessories, and avoid placing food directly on heating elements. Follow all safety instructions in the user manual to ensure safe operation.
The Products in This Guide

Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt
- ✔ Voltage: 120V
- ✔ Dimensions: 13 x 13 x 12 inches
- ✔ Weight: 14 pounds

ALJ 3PCS Air Fryer Oven Mesh Rack
- ✔ Weight: 1.5 pounds
- ✔ Welding: Strong welded edges
- ✔ Temperature Resistance: Up to 450°F
Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt

The Cosori 9-in-1 TurboBlaze Air Fryer offers precise temperature control, powerful TurboBlaze technology, and smart controls for effortless cooking. Proper maintenance keeps it smoke-free and performing at its best.
Pros:
- Powerful TurboBlaze fan for crispy results
- Smart control via app for convenience
- Even heating with precise temperature control
- Multiple cooking functions
Cons:
- Can smoke if not cleaned regularly
- Larger size may not suit small kitchens
- Requires careful use of accessories
Best for: Home cooks seeking versatile, high-performance air frying
Not ideal for: Users who prefer compact appliances or minimal maintenance
Bottom line: A versatile air fryer that, with proper maintenance, delivers crispy, healthy meals without smoke issues.
ALJ 3PCS Air Fryer Oven Mesh Rack

The ALJ 3PCS Air Fryer Oven Mesh Rack is a great addition to keep your COSORI air fryer clean and effective. It ensures even cooking and easy cleaning, reducing smoke caused by food residue.
Pros:
- Fits multiple COSORI models
- Made of food-grade stainless steel
- Dishwasher safe
- Prevents grease buildup
Cons:
- Requires additional purchase
- May need adjustment for different models
- Cannot be used during preheat
Best for: Keeping your air fryer clean and extending its lifespan
Not ideal for: For users who prefer built-in accessories or minimal equipment
Bottom line: A durable, versatile rack that helps prevent smoking caused by grease and residue buildup.
Frequently Asked Questions
Why is my COSORI air fryer smoking during use?
Smoking is often caused by grease residue, food spillage, improper accessories, or overfilling. Regular cleaning and correct use of accessories can prevent this.
Can I use liners during cooking?
Yes, but avoid placing liners during preheating or when the basket is empty. Always ensure enough food weight to hold liners down and prevent them from flying up.
How often should I clean my air fryer?
Clean the interior, basket, and accessories after every few uses to prevent grease buildup, which can cause smoking.
What should I do if my air fryer continues to smoke?
Unplug the device, let it cool, thoroughly clean the interior and heating element, and check for proper use of accessories and overfilling.
Keep Your Air Fryer Smoke-Free for Safe, Delicious Meals
Maintaining your COSORI air fryer is key to preventing smoking and ensuring safe, tasty results. Regular cleaning, proper accessories, and mindful loading will help you enjoy your appliance without concern. Follow these troubleshooting steps, and you’ll keep your fryer performing optimally for years to come.
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