If your COSORI air fryer is displaying error codes and not functioning properly, don’t worry. Many issues are simple to fix with some basic troubleshooting steps. This guide will help you identify common causes, perform safe repairs, and get your air fryer back to perfect cooking condition.
Before starting, ensure your appliance is unplugged and cooled down. Follow each step carefully to avoid damage or injury, and consider using recommended accessories for maintenance or cleaning to extend its lifespan.
Key Takeaways
| Identify error codes | Check the display for specific error messages. |
| Reset the unit | Many errors resolve with a simple reset. |
| Clean thoroughly | Built-up grease or debris can cause errors. |
| Inspect components | Look for damaged cords or sensors. |
| Consult manual | Refer to the user guide for specific code meanings. |

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Step 1: Turn Off and Unplug
Start by turning off your air fryer and unplugging it from the power outlet. Wait at least 10 minutes to allow internal components to cool down and reset.

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Step 2: Reset the Air Fryer
- Press and hold the power button for about 5 seconds.
- Plug the unit back in while holding the button.
- Release the button and turn on the fryer to see if the error persists.
Step 3: Clean the Interior and Sensors
- Remove any accessories and wipe the interior with a damp cloth.
- Use a soft brush or cloth to clean the temperature sensor and heating element area.
- Ensure no food residue or grease is blocking sensors or vents.
Step 4: Check for Damage and Loose Parts
Inspect the power cord for frays or damage. Also, verify that all accessories and internal components are properly seated and not broken. If you find damaged parts, contact customer service for replacements.
Step 5: Reset to Factory Settings or Contact Support
If error codes continue, consider resetting your device to factory settings via the app or manual instructions. For persistent issues, contact COSORI customer support for professional assistance.
The Products in This Guide

Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt
- ✔ Dimensions: 14 x 11 x 12 inches
- ✔ Weight: 15 lbs
- ✔ Warranty: 1 year

ALJ 3PCS Air Fryer Oven Mesh Rack
- ✔ Color: Silver
- ✔ Welding: Strong
- ✔ Edge Type: Smooth
Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt

The COSORI 9-in-1 TurboBlaze Air Fryer offers precise temperature control, innovative TurboBlaze technology, and smart app connectivity. It’s designed for easy troubleshooting and durable performance, making it an excellent choice for busy kitchens.
Pros:
- Powerful 3600 rpm fan for crispy results
- Smart app control for easy operation
- Even heating with 5-fan system
- Multiple cooking functions
Cons:
- Complex error codes may require support
- Large size may not suit small kitchens
Best for: Home cooks seeking versatile, reliable air frying
Not ideal for: Users preferring compact or simple models
Bottom line: A high-performance air fryer with smart features and easy troubleshooting.
ALJ 3PCS Air Fryer Oven Mesh Rack

The ALJ 3PCS Air Fryer Oven Mesh Rack is a great addition for even cooking and crisping. Made of food-grade stainless steel, it fits COSORI models and helps improve airflow for better results.
Pros:
- Fits COSORI 10QT and 13QT models
- Made of durable stainless steel
- Dishwasher safe
- Allows even heat circulation
Cons:
- Additional cost
- Requires extra cleaning of racks
Best for: Adding versatility to air frying and baking
Not ideal for: For users who prefer minimal accessories
Bottom line: A durable, practical addition for better air frying results.
Frequently Asked Questions
Why is my COSORI air fryer showing an error code?
Error codes typically indicate issues like overheating, sensor problems, or electrical faults. Refer to the manual to identify the specific code and follow troubleshooting steps.
Can I reset my air fryer to fix error codes?
Yes, unplug the unit, wait a few minutes, then plug it back in and perform a reset as described in the manual or by pressing and holding certain buttons if supported.
What should I do if cleaning doesn’t fix the error?
If cleaning and resetting don’t resolve the problem, inspect for damaged parts or contact COSORI customer support for assistance or repairs.
Are accessories like racks helpful in troubleshooting?
Accessories such as mesh racks can improve airflow and cooking performance but are more about enhancing usage than fixing error codes.
Keep Your COSORI Air Fryer Running Smoothly
Regular maintenance, proper cleaning, and understanding error codes can prolong your air fryer’s lifespan and ensure consistent results. If issues persist despite troubleshooting, professional support is your best bet for quick resolution. With proper care, your COSORI air fryer will continue to deliver delicious, crispy meals for years to come.
Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time of publishing.