E15
Error code
E15 Error: Your Siemens dishwasher has detected water pooling in the ba
Your Siemens dishwasher has detected water pooling in the base pan and triggered its safety flood protection system, which is why the E15 error code is now displaying on your appliance. This is actually an important safety feature at work—your dishwasher is preventing potential water damage to your kitchen by shutting down operations when it senses excess moisture where it shouldn't be. The good news is that many E15 faults can be resolved without calling out an engineer. The most common culprits are relatively straightforward to inspect and often inexpensive to replace. In most cases, the issue stems from one of three components: the Aquastop safety inlet hose, which may have cracked or loosened; the door seal gasket, which could be worn or misaligned; or the drain pump, which might be blocked or failing. Before you arrange a repair visit, it's worth checking these parts yourself. A damaged inlet hose or worn door seal are particularly common issues and straightforward fixes that many homeowners tackle successfully. This guide will walk you through diagnosing which component needs attention, potentially saving you a significant engineer callout fee.
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Diagnostic Steps
- 1
Step 1
Switch off the dishwasher and unplug from mains
- 2
Step 2
Carefully tilt the machine forward 45° to drain water from base pan (have towels ready)
- 3
Step 3
Check all hose connections for leaks (inlet hose, drain hose, circulation hose)
- 4
Step 4
Inspect the door seal for damage or debris
- 5
Step 5
Check the pump housing for cracks
- 6
Step 6
If leak persists after reassembly, the pump or seal requires replacement
⚠️ Always disconnect your appliance from mains power before starting any repair. If in doubt, consult a qualified engineer.