Hotpoint Cooktop Error Code F03

F03 indicates a keyboard or touch control fault. Depending on the subcode displayed, it can mean all buttons except ON/OFF are unresponsive (subcode 1), the ON/OFF button has failed (subcode 2), or communication between the display board and the touch board has broken down (subcode 3). The most common cause is a loose or damaged flat ribbon cable connecting these two internal boards.

No. When F03 is active, the touch controls are not functioning reliably, which means you may not be able to adjust or turn off burners as expected. Do not attempt to use the cooktop until the fault has been diagnosed and resolved to avoid any risk of uncontrolled heating.

If only the flat ribbon cable needs reseating or replacement, repair costs are typically low, generally in the range of $20 to $80 including a service call. If a control board needs to be replaced, costs can range from $150 to $350 or more depending on parts availability and labor rates in your area.

If you are comfortable with basic appliance disassembly, you can inspect and reseat the flat ribbon cable between the VISUAL and TOUCH boards yourself. This is the recommended first diagnostic step and requires no replacement parts. If the cable is damaged or the boards themselves have failed, those repairs are best handled by a qualified technician.

A power reset by switching off the circuit breaker for one to two minutes may temporarily clear the error, but it will return if the underlying hardware fault is not addressed. Resetting is useful for confirming whether the fault is intermittent, but it is not a permanent fix for a loose, damaged, or failed component.