Bosch Dishwasher E15 Error: Water Leak Detected
What Does Bosch Dishwasher Error Code E15 Mean? Error code E15 is one of the most common and important Bosch dishwasher error codes. It means the AquaStop flood protection system has detected water in the base pan — the area underneath the dishwasher tub. This is a safety feature designed to prevent kitchen flooding. Common […]
Quick Assessment
Answer to continue safely
Is it safe to keep using?
No. Do not use the dishwasher when E15 is active. The leak protection system has detected water where it should not be, and running a cycle could cause significant water damage.
Can I reset the code?
Yes. After tilting the unit to drain the base pan and drying the float switch area, E15 may clear. However, you must identify and fix the leak source before using the dishwasher again.
When to stop immediately?
Stop if you notice: Any amount of water is visible on the floor, The drain pump runs continuously.
Symptoms You May Notice
Water pooling on the floor
Visible water puddle underneath or in front of the dishwasher on the kitchen floor.
Dishwasher stops and won't restart
The machine shuts down completely and refuses to start any cycle.
Continuous pump running sound
The drain pump runs non-stop as the AquaStop system tries to evacuate leaked water.
Possible Causes
Loose or cracked hose connection
A water supply or drain hose has come loose or developed a crack, leaking water into the base.
DIY PossibleDamaged door seal
The rubber gasket around the door has worn, torn, or shifted, allowing water to drip into the base.
Requires ProfessionalCracked wash tub or sump
The internal tub or sump assembly has developed a crack from impact or age.
Requires ProfessionalSafe Checks You Can Do
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1
Turn off water supply immediately
Locate the shutoff valve under the kitchen sink and close it by turning clockwise. This stops water from continuing to enter the dishwasher.
This is the most important first step to prevent further water damage.
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2
Tilt the dishwasher to drain the base
Carefully tilt the dishwasher about 45 degrees toward the front to drain water from the base pan into towels. This can reset the float switch.
Have towels ready. You may need a helper to tilt the unit safely.
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3
Check visible hose connections
Look under the sink at the water supply and drain hose connections for signs of dripping or looseness.
Tighten any loose connections by hand. Do not over-tighten plastic fittings.
When to Call a Professional
Contact a qualified technician if:
- Leak source is not visible at hose connections
- Error returns after draining the base pan
- Door gasket appears damaged or compressed
Need Professional Help?
Find qualified technicians in your area for proper diagnostics and repair.
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