Error E04: Description, Cause, Solution
- Error E04: Heating circuit problem.
- Description: The Bosch dishwasher displays error E04 when there is a problem in the heating circuit.
- Cause: Possible causes include issues with the electronic board or the cables leading to the heating element.
- Solution: Check the electronic board and the heating element cables. Apply direct voltage to the heating element to verify if it heats up. If the problem persists, it may be necessary to replace the electronic board.
- Error E04: Water supply problem.
- Description: The Bosch dishwasher displays error E04 when there is a problem with the water supply.
- Cause: Possible causes include low water pressure, leaks, or obstructions in the drain.
- Solution: Check the water pressure, look for leaks, and clear any obstructions in the drain.
- Error E04: Flow sensor problem.
- Description: The Bosch dishwasher displays error E04 when there is a problem with the flow sensor.
- Cause: Possible causes include a faulty flow sensor.
- Solution: Reset the E04 code by disconnecting the dishwasher from the power for 10-15 minutes and then try restarting it. Clean the spray arm and nozzles, and use a special salt to reduce water hardness.
- Error E04: Drainage system problem.
- Description: The Bosch dishwasher displays error E04 when there is a problem with the drainage system.
- Cause: Possible causes include a clogged drain filter, a blocked drain hose, or a faulty drain pump.
- Solution: Check and clean the drain filter, drain hose, and drain pump. If the problem persists, call a specialized technician.
Context
Error E04 in a Bosch dishwasher can indicate different problems depending on the model and series of the appliance. In some cases, it may be a problem in the heating circuit, water supply, flow sensor, or drainage system.
How to Fix Error E04 in a Bosch Dishwasher
To fix error E04 in a Bosch dishwasher, it is recommended to follow the following steps:
- Check the heating circuit:
- Inspect the electronic board and the cables leading to the heating element.
- Apply direct voltage to the heating element to verify if it heats up.
- If the problem persists, it may be necessary to replace the electronic board.
- Check the water supply:
- Check the water pressure.
- Look for leaks in the water connections.
- Clear any obstructions in the drain.
- Check the flow sensor:
- Reset the E04 code by disconnecting the dishwasher from the power for 10-15 minutes and then try restarting it.
- Clean the spray arm and nozzles.
- Use a special salt to reduce water hardness.
- Check the drainage system:
- Check and clean the drain filter.
- Check and clean the drain hose.
- Check and clean the drain pump.
- If the problem persists, call a specialized technician.
It is important to note that these steps are general and may vary depending on the model and specific features of the Bosch dishwasher. It is always advisable to consult the user manual or contact Bosch’s technical service for specific instructions on how to fix error E04 in your dishwasher model.
Our Advice
If you encounter error E04 in your Bosch dishwasher, it is important to follow the aforementioned steps to identify and solve the problem. Remember to check the heating circuit, water supply, flow sensor, and drainage system. If the problem persists, do not hesitate to contact a specialized technician for further assistance.
Keep your Bosch dishwasher in good condition and enjoy clean and shiny dishes without worries!
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