CDA Odour / Bacterial Growth in Sump and Hoses

Dishwasher has a bad smell, with musty or rotten odours when the door is opened.

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Possible Causes

Food debris in filters and sump, Standing water in drain hose, Infrequent hot washes, Grease buildup in spray arms

How to Fix / Troubleshooting

Safety first: Turn off the appliance before cleaning internal parts.

  • Deep clean filters: Remove and scrub all filters with hot soapy water.
  • Clean sump: Wipe out the sump area and remove any trapped food or sludge.
  • Clean door seals: Wipe the door gasket and around the door edges with a mild disinfectant.
  • Run hot cleaning cycle: Use a dishwasher cleaner or a cup of white vinegar on the top rack and run the hottest program.
  • Improve usage habits: Rinse heavily soiled dishes lightly before loading and run a hot cycle at least once a week.
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Repair Difficulty

Very Easy 1/5
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