Symptoms
- Lights on the panel are on but buttons do nothing
- One specific button seems unresponsive while others work
- Panel worked fine until recently
- No beep or feedback when pressing buttons
Likely causes
- CommonControl lock or child lock engagedThis safety feature disables the panel until a specific button combo is held to unlock it.
- PossibleMoisture behind the touchpadSteam or spilled liquid can seep behind a touch panel and cause unresponsive or erratic behavior.
- PossibleWorn-out membrane or button contactPhysical buttons or touch membranes can wear out with years of daily presses.
- Less commonControl board faultAn internal fault can cause the whole panel to stop registering input.
What to do
- Look for a lock icon on the panel and hold the associated button (often labeled 'lock' or shown with a padlock) for 3–5 seconds.
- Wipe the panel dry if there's any visible moisture or condensation on it.
- Try pressing buttons firmly and deliberately, since worn membranes sometimes need more direct pressure.
- Power-cycle the unit at the breaker for one minute to reset the control board.
- Note if only one specific button fails versus the whole panel, which helps narrow down a worn button versus a board issue.
- If the panel remains unresponsive after unlocking and resetting power, a technician can test the control board and touchpad membrane.
Tools and parts
- Dry cloth
Dishwasher control panel/touchpadSearch: “dishwasher control panel replacement”
When to call a pro
If the control lock isn't engaged and a power reset doesn't help, have a technician test the touchpad membrane and control board.
Safety
Generally low risk
Generally low risk for a careful person. Stop if anything looks different from what this guide describes.