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How do I fix a Bosch Dishwasher that is displaying E17?

Alton Alexander
By Alton AlexanderUpdated on June 3rd, 2022

The Bosch dishwasher error code E17 indicates a problem with the water heating system. This error code can be caused by a faulty heating element, a tripped circuit breaker, or a blown fuse. If the dishwasher is not able to heat the water to the correct temperature, it will display the E17 error code.

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1. Check the water supply to the dishwasher

  1. Turn off the power to the dishwasher.
  2. Open the dishwasher's door.
  3. Look for a water supply valve on the dishwasher's side.
  4. Turn the water supply valve off.
  5. If the dishwasher has a water filter, remove it.
  6. Open the dishwasher's drain hose.
  7. Turn the water supply valve back on to the dishwasher.
  8. Close the dishwasher's door.
  9. Wait a few minutes for the dishwasher to restart.
  10. Check the dishwasher's water supply to see if the dishwasher is now working.

2. Clean the inlet screen

The first step is to remove all of the dishes from the dishwasher. Next, remove the inlet screen by unscrewing the four screws that hold it in place. Once the screen is free, use a vacuum cleaner to remove all of the debris and water from the screen. Finally, reinstall the screen by screwing it back in place and re-connecting the screws.

3. Clean the dishwasher’s filters

  1. If the dishwasher is not running, turn it off at the breaker and then disconnect the power cord from the dishwasher.
  2. Open the dishwasher door and locate the filters. There are usually two filters: one on the top and one on the bottom.
  3. To clean the filters, first remove the top filter. Wash it with hot water and a scrubber sponge. Be sure to rinse it well.
  4. Replace the top filter and close the dishwasher door.
  5. To clean the filters on the bottom, remove the bottom filter. Wash it with hot water and a scrubber sponge. Be sure to rinse it well.
  6. Replace the bottom filter and close the dishwasher door.

If the answers above didn't work then you should also try:

  1. descale the dishwasher. Over time, mineral deposits can build up in the dishwasher, affecting its performance. descaling the dishwasher will remove these deposits and restore the dishwasher’s performance.
  2. Check the dishwasher’s spray arm. The dishwasher’s spray arm spins and sprays water during the wash cycle. If the spray arm is clogged or damaged, it can cause the dishwasher to stop mid-cycle.
  3. Check the dishwasher’s float switch. The float switch is a safety device that prevents the dishwasher from overfilling with water. If the