E15 Error Code
📋 What Does E15 Mean?
Anti-Flood Protection Activated — water has collected in the base pan, triggering the safety float.
🔍 Common Causes
- 1Minor leak inside machine collected in base
- 2Too much detergent or wrong type (foam overflow)
- 3Door seal leak
- 4Float switch stuck activated
📞 When to Call a Pro
If E15 returns repeatedly, there is an active internal leak that needs diagnosis.
🔧 DIY Fix Steps
- 1Tip the dishwasher forward at a 45-degree angle for 30–60 seconds — this drains the base pan and resets the float switch
- 2Pull machine out and place old towels under it before tipping
- 3Check you are using dishwasher tablets/powder not liquid dish soap
- 4Run a short cycle after tipping — if it completes, base was the issue
Frequently Asked Questions
What does E15 mean on a Bosch dishwasher?
Anti-Flood Protection Activated — water has collected in the base pan, triggering the safety float.
Can I fix E15 myself?
Yes, in many cases. Start with: tip the dishwasher forward at a 45-degree angle for 30–60 seconds — this drains the base pan and resets the float switch If that does not resolve it, if e15 returns repeatedly, there is an active internal leak that needs diagnosis.
How much does it cost to repair error E15?
Estimated repair cost: $0 (tipping fix) to $300+ for seal/component leak. This varies by region and technician.
Tools That Help With This Diagnosis
Basic troubleshooting tools grouped separately from the actual error-code explanation.
Multimeters
Useful for basic electrical checks when the repair path calls for it and the unit is safely isolated.
Driver sets
Useful when the first obstacle is simply reaching the part or hose involved.
Cleanup tools
Useful for drain and leak faults where standing water hides the problem.
Related Pages
More Bosch error codes
Browse related codes for the same brand and appliance family.
E22 code page
Open another nearby code that often appears in the same troubleshooting path.
Troubleshooting guide hub
Open broader diagnosis, symptom, and first-step guides.
Diagnostic tools
See basic tools that help without mixing them into the code explanation itself.
Related Troubleshooting Guides
Water Supply Error Guide
How to troubleshoot fill-time, no-water, and inlet-valve related appliance errors.
Dishwasher Leak and Drain Error Guide
How to troubleshoot anti-flood, leak, vent, filter, and drain issues on dishwashers.
AE first steps guide
The first checks to make when you see error code AE.