How To Fix Bosch Dryer Error Code E03

Error code E03 on Bosch dryers indicates that the condensation drainage hose is blocked or kinked. Here’s a quick troubleshooting guide to resolve this issue:

1. Turn off the dryer:

• Unplug the dryer from the power source to ensure safety before starting any troubleshooting.

2. Locate the drainage hose:

• Find the condensation drainage hose, which is typically located at the back of the dryer.

3. Inspect the hose:

• Check the entire length of the hose for any kinks or bends that might be obstructing the flow of water.
• Straighten out any kinks or bends you find.

4. Check for blockages:

• Disconnect the hose from the dryer and carefully inspect it for any blockages.
• Use a long, flexible brush or a similar tool to clear out any debris or lint inside the hose.

5. Reattach the hose:

• Once the hose is clear, securely reattach it to the dryer, ensuring there are no kinks.

6. Test the dryer:

• Plug the dryer back in and run a short drying cycle to check if the error code reappears.

If the error persists after following these steps, contact Bosch Customer Support at 1-800-944-2904.

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