Bosch Dishwasher Troubleshooting Guide


Are you struggling with issues in your Bosch dishwasher and unsure how to resolve them? Troubleshooting can seem overwhelming, but many common problems can be fixed with basic maintenance and adjustments. Whether your dishes aren’t coming out clean, your dishwasher won’t drain, or you’re experiencing operational glitches, this guide will help you identify and resolve frequent Bosch dishwasher problems.

Common Bosch Dishwasher Issues and Solutions

Unpleasant Odors

If your Bosch dishwasher has an unpleasant smell, it is likely caused by food debris accumulating in the filter. Here are a few ways to address the issue:
  • Use a Bosch dishwasher cleaner.
  • Apply a Bosch descaler to remove buildup.
  • Clean the filter regularly. Click here for tips on cleaning your dishwasher filter.
  • Check that the spray arms are clear of blockages.

Dishes Not Cleaning Properly

  • Regularly clean the filter. Click here for tips on cleaning your dishwasher filter.
  • Ensure dishes are properly loaded with adequate spacing.
  • Avoid pre-rinsing dishes; simply scrape off food particles.
  • Use rinse aid to enhance cleaning performance.
  • Clean the spray arms to remove any blockages.

Dishwasher Not Draining

If you notice standing water at the bottom of the dishwasher, it is likely due to a clogged filter or a blocked water pump. Regular cleaning and maintenance can prevent drainage issues.

Dishwasher Not Filling with Water

If your Bosch dishwasher isn’t filling, possible causes include a faulty water supply, a malfunctioning inlet valve, a stuck float, or an issue with the door switch. Consult Bosch support for further assistance if needed.

Dishwasher Not Drying Properly

  • Ensure there is adequate drainage space.
  • Use rinse aid.
  • Activate the 'Extra Dry' setting for better results.

Dishwasher Not Starting

If the dishwasher has power but won't start:

  • Ensure the door is fully latched.
  • Deactivate the child lock if enabled.
  • Check the door latch for damage.
  • Power cycle the dishwasher by unplugging it for a few seconds and then reconnecting it.

If the dishwasher has no power:

  • Confirm the power cord is securely plugged in.
  • Test the outlet by plugging in another device.
  • Check the circuit breaker for any tripped fuses.

AutoAir® Feature Not Working

  • Verify that the dishwasher is level.
  • Ensure there are no obstructions preventing the door from opening.
  • Check for loose screws or cabinet hardware interfering with the door.
  • Clean and lubricate the seals.
  • Slightly adjust the dishwasher’s position for optimal operation.

Dishwasher Stops Mid-Cycle

  • Ensure the door is securely latched and free from obstructions.
  • Verify that the power and water supply are uninterrupted.
  • Inspect the door latch for damage.
  • Check the vent for blockages.
  • Load dishes properly to prevent interference with the door.

Control Panel or Display Not Working

  • Confirm the dishwasher is plugged in and receiving power.
  • Ensure the door is fully closed and latched.
  • Deactivate the child lock if enabled.
  • Reset the dishwasher by turning it off and on.
  • Inspect for loose or damaged wiring connections.

Buttons Not Responding

  • Reset the dishwasher.
  • Check the power supply.
  • Disable the child lock if activated.
  • Ensure the door is securely closed.
  • Clean around the buttons to remove debris.

Door Issues

  • An activated child lock.
  • A damaged door latch.
  • A faulty door lock mechanism.
  • Worn or misaligned door hinges.

Dishwasher Runs Continuously

  • Reset the dishwasher by turning it off and then on again.
  • Check and clear any blockages in the filter and pump.
  • Inspect the float switch for obstructions.
By following these troubleshooting steps, you can resolve many common Bosch dishwasher problems and ensure smooth operation. If issues persist, consider reaching out to Bosch customer support for further assistance.