How To Unblock A Dishwasher Pump !new! Official

With the filter and grate removed, look into the sump hole.

Most blockages can be accessed from inside the dishwasher without pulling the unit out. how to unblock a dishwasher pump

Put everything back in reverse order. Don’t overtighten the pump cover – hand‑tight plus a quarter turn is plenty. With the filter and grate removed, look into the sump hole

Still no drainage? Move to the pump.