The F4 error code on Haier washing machines typically indicates a problem with the heating element. This element is responsible for heating the water during wash cycles

The F3 error code on Haier washing machines typically indicates a problem with the temperature sensor. This sensor measures the water temperature inside the drum and sends this information to the control board. If the sensor malfunctions or experiences issues, the F3 code might appear.

Unfortunately, the E12 error code on Haier washing machines isn't entirely consistent across models. Depending on the specific appliance you have, it could indicate different issues. 
 

On Haier washing machines, the E8 error code signifies a water level issue. This commonly indicates excessive water in the drum, exceeding the safe limit. However, in some models, it can also point to insufficient water during the cycle.

On Haier washing machines, the E4 code typically indicates a water intake issue. This means the machine is unable to fill with water to the required level within the allotted time.

The E2 error code on Haier washing machines typically indicates a problem with the door. This means the machine isn't detecting the door as properly closed, preventing the wash cycle from starting or continuing.

The E1 error code on Haier washing machines usually indicates a drainage problem. This means the machine is unable to drain the water properly during the wash cycle.

The specific cause and troubleshooting steps can vary depending on your Haier model as explained below

Unfortunately, the E13 error code on Haier washing machines isn't entirely consistent across models. Depending on the specific appliance you have, it could indicate different issues. 
 

The E10 error code on Haier washing machines usually indicates a problem with the water level sensor. This sensor measures the amount of water in the drum during the wash cycle and sends this information to the control board. If the sensor malfunctions or experiences issues, the E10 code might appear.

However, it's important to note that the specific meaning and troubleshooting steps for the E10 code can vary depending on your Haier model. So, before diving into any troubleshooting, always consult your user manual for specific instructions related to your model.

The Err9 error code on Haier washing machines can be a bit tricky to troubleshoot, as it can have different interpretations depending on the specific model you have.