Samsung Dishwasher error codes

Pick your code to see what it means, the likely causes, safe checks you can do at home, and when to call a pro. Meanings are summarised from Samsung Support - the source link is on every code page.

• 1E (also IE) - On Waterwall models: a clogged filter error - water is not making it through the filter. On Rotary models: a high temperature heater error - the temperature inside the dishwasher is too hot.
• 3C - Pump operation error - the pump has failed.
• 3E - High temperature water supply error - the water coming in is too hot.
• 4C (also 4E) - Water supply error - the dishwasher is not getting water at the pressure or temperature that it needs.
• 5C (also SC, 5E, SE) - Drain error - the dishwasher can't drain.
• 7E - Waterwall reflector error - the reflector is not able to move correctly.
• 9E - Low water level error - there is not enough water in the dishwasher.
• AP - Access Point mode - this is not an error. The dishwasher is in AP mode to assist with connecting to a mobile device.
• bE (also 6E) - Button error - the panel detects a stuck button.
• CE - Communication error - the control panel is unable to communicate with the rest of the dishwasher.
• HC - High temperature heater error - the temperature inside the dishwasher is too hot.
• HE - Heater error - the temperature inside the dishwasher is being detected incorrectly.
• LC (also LE) - Leakage error - the dishwasher's leak sensor detects moisture. When this code occurs, the dishwasher will turn itself on and will not turn off while it attempts to drain the water away.
• OC (also 0C, oE) - Over-level water error - there is more water in the dishwasher than there should be.
• PC - Zone Wash error - the Zone Wash function is not operating correctly.
• PE - Half load function error - the half load function is not performing correctly.
• tE - Temperature sensor error - the temperature inside the dishwasher is being detected incorrectly.