Crux Air Fryer Error Codes E1, E2, E3, E10? (Explained + Fixes)

Most models of Crux air fryer models come with an LCD display. These models make it easier to diagnose the issue whenever any fault occurs in the unit. Do know how?

Technically, all crux air fryer error codes get displayed on the unit’s display. And when you know what that error code means and how to clear that, it will be easier for you to operate the device without having any error code.

A crux air fryer can show E1, E2, E3, and E10 error codes when one component has malfunctioned. However, these codes are just fault indicators. You will need to manually address the cause to clear out one error according to the instructions.

Crux Air Fryer Error Codes

List of Crux Air Fryer Error Codes with Causes and Fixes:

It’s crucial for users to familiarize themselves with all possible error causes and their corresponding fixes to keep their beloved air fryers cooking up a storm.

Generally, nobody knows when they will get an error code on their unit, so the best is to be prepared for dealing with them.

The following is the list of Crusix air fryer error codes.

Error CodePossible ReasonsPossible Solutions
E1The thermometer cable is disconnectedthe cable of the thermometer should be reconnected properly
E2Thermal fuse problemYou will need to replace it
E3Device internal components are overheated
malfunction in the heating element or temperature sensor
Let the device cool down before using it again.
Replace faulty parts if encountered.
E10There may be a problem with the device’s control panel or circuit board.Diagnose the issue and repair or replace the faulty component
list of Crux Air Fryer error codes

What does E1 mean on Crux Air Fryer?

If you’ve encountered the E1 error on your Crux Air Fryer, it means that the thermometer cable is disconnected. This cable is not visible from the outside, it requires removing the upper cover to access it. 

The thermometer cable is responsible for measuring the temperature inside the fryer and relaying that information to the control panel.


You should check the cable connections to ensure they are secure and properly plugged in. First, you must unplug your air fryer before opening its cover to access the thermometer cable. If you will find the cable is damaged, it will need to replace it. 

If you’re not familiar with this type of repair, it is recommended to get the help of a technician. However, when the cable will be reconnected or replaced, this E1 error should disappear and your air fryer should function normally again.

What does E2 mean on Crux Air Fryer?

The E2 error on Crux Air Fryer indicates a thermal fuse problem. Which means the thermal fuse is not working perfectly as it should be. it is a safety device that is designed to protect the air fryer from overheating. 

When the temperature exceeds a certain level, the thermal fuse breaks the electrical circuit, shutting off the air fryer. That’s why it is important to have a well-working thermal fuse.


First of all, you have to unplug your air fryer and let it cool down for a while. Once it has cooled, check the thermal fuse to see if it has blown. It requires removing the upper cover of the air fryer by opening the screws holding it. 

If you’ve detected that the thermal fuse is blown, you will need to replace it. Get the same specification and compatible thermal fuse for replacement. Simply remove the old one and fit the new thermal fuse there. 

If you’re not sure, you can contact the manufacturer for further assistance or take the fryer to a qualified technician for repair.

What does E3 mean on Crux Air Fryer?

When the internal components of the unit are overheated, Crux Air Fryers show an E3 error. This happens when the user is using the appliance in inappropriate ways, like overfilling the basket and using too much oil.

Additionally, This can be also caused by a malfunction in the heating element or temperature sensor, which is responsible for regulating the temperature of the air fryer.


Whatever the cause is, first you should unplug your air fryer and let it cool down for a while. Once it has cooled, you can check if the basket was overfilled or has a lot of oil in it, and lastly, you can check the heating element and temperature sensor to see if they are functioning properly. 

If unfortunately these components are damaged or malfunctioning, you will need to replace them.

What does E10 mean on Crux Air Fryer?

If you have the E10 error on your Crux Air Fryer, it means there may be a problem with the device’s control panel or circuit board. These components are responsible for regulating the functions and settings of the air fryer, such as the temperature and cooking time. 

Sometimes due to internal faults or electrical shots, they go bad. So, you will need to check if there is an E10 error code on your Crux air fryer.


First, you should try resetting the air fryer by unplugging it and plugging it back in after a few minutes. Now see If the error persists or not. If it is still there, it becomes necessary to check the control panel and circuit board for any visible damage or loose connections. 

This is a technical task and requires proper knowledge to do this. If you or your hired technician have noticed any damage or loose connections, they should replace or repair the affected components. Always ensure protection whenever repairing any appliance.


Most Crux air fryers are smart technology built, they can show several types of error codes, such as E1, E2, E3, and E10. In case you’ve encountered anyone, understand its cause and solutions and follow the official instructions clear the error code.