GE Dishwasher Error Code F80

The F80 code on a GE dishwasher means the unit did not detect water flow during the cycle, based on readings from the turbidity sensor. The control board expects to see evidence of water movement and stops the cycle when none is confirmed. This can point to problems with the water supply, the inlet valve, the wash pump, or the turbidity sensor itself.

A reset may temporarily clear the F80 code, but it will return if the underlying problem is not corrected. To reset, you can power the dishwasher off at the circuit breaker for one to two minutes and then restore power. If the code reappears when you run a cycle, diagnosis and repair of the root cause are necessary before the dishwasher will operate normally.

Repair costs depend on which component has failed. A turbidity sensor replacement typically falls in the range of $40 to $100 for the part. A water inlet valve generally costs $25 to $80 for the part, while a wash pump motor can range from $80 to $200 or more. Adding professional labor, total repair costs commonly range from $150 to $350 depending on the failed component and your location.

Some causes of F80 are DIY-friendly, such as checking that the water supply valve is fully open, cleaning debris from the inlet valve screen, or inspecting wiring connectors for looseness. Replacing components like the turbidity sensor, inlet valve, or wash pump motor requires comfort with appliance disassembly and basic electrical testing. If you are not confident working with water supply lines or electrical components, a qualified technician is the safer option.

Running the dishwasher while the F80 code is active is not recommended. If the wash pump is running without adequate water circulation, internal components could be damaged from running dry or from overheating. It is best to stop using the appliance and diagnose the cause before attempting another cycle.