Does this guide apply to your appliance?
Match the brand, device type and complete display code. The same code can mean something different on another product family or market; a series name does not confirm every model in that series.
No exact model number is recorded here. Confirm the code in your appliance manual before following a check.
Likely causes
- Water leak inside the dishwasher base causing water accumulation
- Faulty or damaged door seal allowing water leakage
- Blocked or clogged drain hose leading to water backup
- Loose or damaged water inlet valve or connections
- Cracked or damaged dishwasher tub or internal components
- Malfunctioning leakage detection switch
What to try
Immediate Owner Actions to Mitigate Error E15
Easy- Turn off the water supply to the dishwasher immediately by closing the water tap.
- Power off the dishwasher completely to ensure safety while inspecting or awaiting service.
- Check for visible water leaks under or around the dishwasher and mop up any water to prevent further damage.
- Avoid operating the dishwasher until the issue is resolved by a professional.
- Contact Bosch Customer Service at 1-800-944-2904 for professional assistance.
When to Contact a Qualified Technician
ProfessionalThis is a service referral, not a do-it-yourself repair procedure.
- If error code E15 persists after initial owner checks, do not attempt further repairs yourself.
- Ensure the dishwasher remains powered off and water supply is closed until technician arrives.
- Provide the technician with full details of observed symptoms and any previous troubleshooting steps.
- Allow the technician to inspect internal components such as the leakage detection system, dishwasher base, seals, and valves.
- Follow professional advice for repairs or parts replacement to ensure safe and effective resolution.
This step is marked professional. Stop if you are not qualified to continue.