cpu fan error asus

A CPU fan error on an Asus computer is an indication that the cooling fan is not working properly. This can occur due to a variety of issues, such as dust buildup, mechanical failure, improper installation, or a defective fan. It is important to identify and resolve this issue in order to avoid further damage to your computer. In this guide, we will discuss the common causes of a CPU fan error on an Asus computer and provide steps for troubleshooting and resolving the issue.A CPU fan error on an ASUS motherboard occurs when the fan connected to the motherboard is not working properly. This can happen due to a faulty fan, incorrect connection, or it could be a sign of overheating. If this error occurs, it is important to check the fan itself for any physical defects and ensure that it is properly connected to the motherboard. If it is properly connected and there are no visible defects, then the problem may be due to an overheating issue. If so, it is recommended to check the cooling system of your computer and ensure that all necessary components are adequately cooled. Additionally, you may need to increase your fan speed or replace the existing fans with more powerful ones in order to prevent further problems.

Common Causes of CPU Fan Error on ASUS Motherboard

One of the most common errors encountered by ASUS motherboard owners is the CPU fan error. This error message is displayed when the fan connected to the CPU does not reach a predetermined speed. In most cases, this issue is caused by either a faulty fan or incorrect settings in the BIOS. Here are some of the most common causes of this error:

1) Faulty Fan: The most common cause of this error is a faulty fan. If the fan has been damaged due to normal wear and tear or an accidental drop, it may not be able to reach its preset speed, causing the error message to appear. In some cases, the fan may be clogged with dust or debris and need to be cleaned.

2) Incorrect BIOS Settings: Another common cause of this error is incorrect BIOS settings. If the motherboard’s BIOS settings are not properly configured, it may not be able to detect and control the speed of the connected fan. This can result in an incorrect speed reading being sent to the motherboard, causing it to display an error message.

3) Insufficient Power: If there is insufficient power supplied to the fan, it may not be able to reach its preset speed. This can also lead to an erroneous reading being sent back to the motherboard, resulting in an error message being displayed.

4) Overheating: If your system is running too hot or if there is insufficient airflow inside your case, this can lead to overheating and a subsequent CPU fan error. Make sure you have adequate cooling and ventilation in order to avoid this issue.

These are some of the most common causes of a CPU fan error on ASUS motherboards. If you encounter this issue, make sure you check all these potential causes before attempting any repairs or replacements.

Troubleshooting CPU Fan Error on ASUS Motherboard

When troubleshooting CPU fan error on an ASUS motherboard, the first step is to determine if the fan is working properly. If the fan is not functioning properly, then it may need to be replaced. Additionally, make sure that the fan is securely connected to the motherboard and that all power cables are connected correctly. It is also important to check the BIOS settings to ensure that the fan speed is set correctly. If all of these steps have been completed, but the error persists, then it may be necessary to replace the motherboard itself.

Another potential cause of a CPU fan error could be due to a faulty power supply unit (PSU). The PSU should always be checked before any other components as it can cause issues with other components if it is not functioning correctly. It should also be ensured that all cables are connected properly and that there are no loose connections.

Finally, if none of these steps have resolved the issue, then it may be necessary to reset the BIOS settings back to their default values. This can usually be done by accessing the BIOS setup menu and selecting “Load Default Settings” or “Reset To Default”. Once this has been done, save any changes and reboot your system for them to take effect.

If none of these steps have resolved your issue, then it may be best to contact ASUS technical support for further assistance with troubleshooting your CPU fan error on an ASUS motherboard.

How to Fix CPU Fan Error on ASUS Motherboard

If you own an ASUS motherboard and have recently encountered a CPU fan error, don’t worry – this can often be fixed quickly and easily. A CPU fan error occurs when the fan that cools your processor isn’t working correctly or is failing altogether. This can cause your computer to overheat and malfunction, so it’s important to take steps to address the issue as soon as possible. Here are some tips on how to fix a CPU fan error on an ASUS motherboard.

The first step is to check that the fan is connected properly. Make sure all power cables are connected securely and check that the fan is spinning correctly. If it isn’t spinning or if it appears to be jammed, try cleaning it with compressed air or replacing it with a new one.

If you’re still getting a CPU fan error after checking the connections, then you should try resetting the BIOS settings on your motherboard. To do this, locate the CMOS jumper on the motherboard (it should be labeled) and move it from its current position to the other position for 10-15 seconds before moving it back. This will reset all of your BIOS settings and should help resolve any issues with your CPU fan.

If resetting the BIOS settings doesn’t work, then you may need to update your BIOS version. To do this, download the latest version of your motherboard’s BIOS from ASUS’s website and run their update utility program. This will install any missing drivers or BIOS updates that could be causing your CPU fan error.

Finally, if all else fails, you may need to replace your entire motherboard. This can be expensive but is sometimes necessary if none of the above steps have worked. Visit ASUS’s website to find compatible motherboards for your system and contact their customer service team if you need further help with installation or troubleshooting.

By following these steps, you should be able to fix a CPU fan error on an ASUS motherboard quickly and easily without having to replace any hardware components. If you still have questions or aren’t sure what exactly is causing your issue, contact ASUS customer service for further assistance with resolving the issue.

Symptoms of a Faulty CPU Fan on ASUS Motherboard

A faulty CPU fan on an ASUS motherboard can cause a range of different problems that require troubleshooting. The most common symptoms associated with a faulty CPU fan are frequent random shutdowns and overheating. If your system experiences any of these problems, then it is likely that your CPU fan is not functioning correctly. Other symptoms include loud noises coming from the fan or an unresponsive system when the fan is running. Additionally, if you notice that the fan is not spinning at all or is spinning very slowly, then this may be a sign that there is something wrong with the fan itself.

If you suspect that your ASUS motherboard has a faulty CPU fan, then it is important to take action right away in order to prevent any further damage to your system. One of the first steps you should take is to check the BIOS settings to ensure that the correct speed settings are being used for your particular model of ASUS motherboard. If this does not resolve the issue, then you may need to replace the faulty fan in order to restore proper cooling and prevent further damage to your system.

How to Check CPU Fan Speed on ASUS Motherboard

Checking the CPU fan speed on an ASUS motherboard is an important task that should be done regularly. It is essential to ensure that the fan is running at the correct speed in order to maintain optimal cooling performance and minimize noise. It is also important to make sure the fan is not spinning too fast, as this can cause system instability or even damage components. In this guide, we will explain how to check the CPU fan speed using ASUS’ own software utility.

The first step is to download and install ASUS’ AI Suite III software utility from the official website. This utility will allow you to check various system settings including the CPU fan speed. Once installed, open the AI Suite III and select “Fan Xpert 3” from the main menu. This will open a window that displays all of your connected fans and their current speeds.

If you want to check specific fans, you can click on each individual fan icon and select “Details” from the menu at the bottom of the window. This will open a detailed view of that fan’s properties including its current RPM (revolutions per minute) as well as its minimum and maximum speeds. You can also adjust each fan’s settings from here if desired.

Finally, if you want to adjust faster or slower speeds for all your fans at once, you can click on “Auto Tuning” in Fan Xpert 3’s main window. This will launch a wizard-like interface which allows you to set your desired performance level for each of your connected fans. You can also choose whether or not you want Fan Xpert 3 to automatically adjust fan speeds for optimal performance or noise reduction based on your preferences. Once finished, click “Apply Settings” and your new fan settings will be applied immediately.

In conclusion, checking CPU fan speed on an ASUS motherboard is a simple yet important task that should not be overlooked. By using ASUS’ AI Suite III software utility, you can easily monitor and adjust individual or multiple fans as needed in order to ensure optimal system performance and cooling efficiency without any hassle or additional equipment required.

How to Change CPU Fan Settings on ASUS Motherboard

Changing the CPU fan settings on an ASUS motherboard is a relatively simple process. The BIOS, or Basic Input/Output System, provides the user with access to the configuration settings of their computer system. By accessing the BIOS, users can change various settings including CPU fan speed. This can be done by entering the correct menu and selecting a preset CPU fan speed or setting a specific target temperature for the fan to reach. It is important to note that if the fan speed is set too low, it may not cool your system adequately and can cause damage. It is also important to ensure that all other system components are compatible with the new fan settings before making any changes.

To access and make changes to your CPU fan settings on an ASUS motherboard, you first need to enter your BIOS menu. To do this, turn on your computer and press F2 at startup. This will open up a window where you can set various BIOS settings such as boot order, security features, and more. Once in the BIOS menu, navigate to Advanced Settings and select the CPU Configuration option. This will open up a sub-menu which contains a number of options related to your CPU’s performance including its fan speed settings.

In this sub-menu there should be an option called “CPU Fan Speed” or something similar. Select this option and you will be able to choose from two different ways of controlling how fast your CPU fan runs: either by selecting a preset speed or by setting a target temperature for the fan to reach.

If you want to select a preset speed for your CPU fan then simply choose one of the options in the list provided. The higher the number chosen, the faster your fan will spin when it is active. If you want more control over your fan speed then choose “Target Temperature” instead. Here you can set a specific temperature that you would like your CPU’s cooling system to reach before it kicks into action.

Once you have made your selection simply save any changes made in BIOS and exit out of it by pressing F10 on most systems or F12 on some older systems. Your new CPU fan speed should now take effect immediately without having to restart your computer system.

Changing your ASUS motherboard’s CPU fan settings is an easy process but it is important that you take caution when doing so as incorrect configurations could lead to overheating or other damages if not done correctly. Make sure all other components are compatible with any changes made before finalizing them in order to get optimal performance out of your computer system.

Check System Fan Connections

CPU fan error on ASUS motherboard usually occurs when your system fan is not connected properly. It is important to check that you have the right kind of connection and that all the cables have been properly installed. Make sure the fan is connected to the correct power connector and that the fan cable is securely plugged into the CPU_FAN header on the motherboard. If you are unsure how to connect your system fan, refer to your ASUS motherboard manual for more information.

Check BIOS Settings

Often times, a CPU fan error on ASUS motherboards can be caused by incorrect BIOS settings. To verify your settings in BIOS, boot up your computer and press “Delete” or “F2” when prompted. Look for “Fan Control Settings” or similar options in BIOS and adjust accordingly. You may need to enable “Quiet Fan Mode” or adjust other settings such as “Target Fan Speed” or “Fan Start Threshold” in order to get your CPU fan running properly.

Clean Your Computer Fans

Dust accumulation on fans can cause them to run slower than normal and generate more heat. To prevent this from happening, it is important to clean your computer fans regularly using a can of compressed air. Make sure to blow out all dust from inside the case as well as from around all fans connected to your ASUS motherboard.

Update System Firmware

If you have been experiencing CPU fan errors on ASUS motherboards even after checking connections and adjusting BIOS settings, you should update your system firmware. Your system firmware can be updated by downloading the latest version from Asus’ website and running it on your computer. This should help resolve any issues with incompatible firmware versions causing errors with your CPU fan.

Replace Damaged Fans

Sometimes a CPU fan error on an ASUS motherboard could be caused by a damaged or faulty fan unit. If this is the case, it is best to replace it with a new one of similar specifications. Make sure that you buy one that is compatible with both your processor socket type and ASUS motherboard before installing it.


CPU fan errors on Asus computers can be a serious issue, and it is important to take the necessary steps to troubleshoot and resolve them. If you are encountering a CPU fan error on your Asus computer, the first step is to check if the fan is properly connected. If it is not, then you should ensure that it is properly connected and that all necessary power cables are securely in place. Additionally, you should ensure that the BIOS settings are configured correctly for the fan speed and temperature. If all of these steps fail, you may need to replace the existing CPU fan with a new one.

Overall, a CPU fan error on an Asus computer can be a major inconvenience, but by troubleshooting and taking the necessary actions to resolve it, you can avoid any major damage or discomfort.

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