Bosch Dishwasher Error Code E15: How to Fix It

Medium 1-3 hours Critical Severity Verified June 2026
Error Code
E15
Brand
Bosch
Product Type
dishwasher
Severity
Critical
DIY Difficulty
Medium
Estimated Fix Time
1-3 hours
The E15 error code on your Bosch dishwasher indicates that water has been detected in the base pan, triggering the flood protection system. This safety feature prevents water damage by shutting down the dishwasher when a leak is detected. You'll need to locate and fix the source of the leak to resolve this error.
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Tools You'll Need

How to Fix Error Code E15

  1. Disconnect power and water

    Always disconnect power before working on electrical appliances to prevent shock hazards.
  2. Remove the front panel

  3. Check for standing water

  4. Inspect door seals and gaskets

  5. Check water supply connections

  6. Examine the wash pump and motor area

  7. Inspect the drain hose

  8. Test the flood sensor

  9. Allow complete drying

  10. Reset the dishwasher

Parts You May Need

Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
Door seals and gaskets
Check Price on Amazon
Water inlet valve
Check Price on Amazon
Wash pump seals
Check Price on Amazon
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When to Call a Professional

Call a professional if you cannot locate the leak source, if multiple components need replacement, if electrical wiring is damaged, or if the leak involves the wash pump motor or internal plumbing connections. Also contact a pro if the error persists after completing all troubleshooting steps.

Frequently Asked Questions

Why does my Bosch dishwasher keep showing E15 error?
The E15 error keeps appearing because there's still a water leak somewhere in your dishwasher that hasn't been fixed. The flood sensor continues to detect moisture in the base pan, keeping the safety system activated.
Can I reset Bosch dishwasher E15 error without fixing the leak?
While you might be able to temporarily reset the error, it will return as soon as the sensor detects water again. The leak must be found and repaired for a permanent fix, as this is a safety feature to prevent water damage.
How do I access the flood sensor in my Bosch dishwasher?
The flood sensor is located in the base pan beneath the dishwasher. Remove the front kickplate panel and look for a small float or electronic sensor in the bottom area where water would collect.
Is E15 error dangerous on Bosch dishwashers?
The E15 error itself isn't dangerous - it's actually a safety feature preventing water damage to your home. However, the underlying leak should be addressed promptly to prevent mold, structural damage, or electrical hazards.
How much does it cost to fix E15 error on Bosch dishwasher?
Repair costs vary depending on the leak source. Simple seal replacements might cost $50-100 DIY, while pump or valve replacements can cost $150-400. Professional repair typically adds $100-200 in labor costs.