Page 3 of the Dishwasher Cleaning topic archive. Return to page one for the full topic guide.
For a causes-and-fixes approach, identify the surface and residue, test the least aggressive compatible method, and use controlled moisture before increasing cleaner strength. The goal is to confirm the next decision.
For this “what to check first” angle, identify the surface and residue, test the least aggressive compatible method, and use controlled moisture before increasing cleaner strength. The goal is to confirm the next decision.
Remove the lower rack, unlock the filter according to the appliance manual and rinse loose food under running water. Use a soft brush for stuck residue, then clean the filter well before reinstalling it fully seated.