Maytag Dishwasher Error Code F9-E1

F9-E1 indicates that the dishwasher control board is detecting a disconnected or damaged flowmeter. The flowmeter monitors water entering the unit, and the code also involves the salt level sensor circuit. The appliance cannot operate normally without reliable data from these sensors, so it halts and displays the error.

You should not continue running the dishwasher while F9-E1 is active. Without accurate flowmeter data, the control board cannot properly manage water intake, which could lead to underfilling or other operational problems. Resolve the underlying fault before resuming normal use.

Repair costs vary depending on the failed component. A replacement flowmeter typically falls in the range of $30 to $80 for the part alone, while professional labor can add $100 to $200 depending on your area. If the control board is at fault, parts and labor combined could range from $200 to $400 or more. Getting a diagnosis before ordering parts helps avoid unnecessary expense.

A technician or experienced DIYer can attempt diagnosis by disconnecting power, inspecting all wiring connections at the flowmeter and salt level sensor, and using a multimeter to test the flowmeter switch. The magnet substitution test can help identify whether the flowmeter or the control board is the source of the fault. Replacing a wiring connector or the flowmeter itself is a manageable repair, but control board replacement requires more comfort with electronics.

A power reset may temporarily clear the code, but it will return if the underlying hardware fault is not repaired. The flowmeter switch or wiring connection issue needs to be physically corrected for the error to stay resolved. Use the reset only to confirm the fault is repeatable, not as a fix.