Bosch Dishwasher ⛔ Unplug Now

Bosch Dishwasher Error Code E15

Bosch Dishwasher error code E15: Water in base — float switch activated (AquaStop).

Last reviewed: Aug 7, 2026 Last updated: Aug 7, 2026

Methodology: Bosch dishwasher pages are reviewed against manufacturer support documentation and grouped by fault family before adding practical symptoms, safety notes, and repair steps.

Sources: Manufacturer fault-code sheets, service manuals, and recurring field-repair patterns.

Bosch Owner Support - Dishwasher troubleshooting and owner documentation — Official Bosch support entry point for dishwasher troubleshooting and manuals.

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

Should I unplug it?

⛔ Yes — unplug now

Stop using immediately — water and electricity are dangerous. Unplug before inspecting.

Can I fix it myself?

Technician Recommended

Part: Door seal / inlet hose / drain hose / pump

How much will it cost?

DIY: $50–$200 (if hose/seal)

Technician: $150–$500

⏱ 30–120 min

What Does Error E15 Mean on Your Bosch Dishwasher?

Bosch Dishwasher error code E15: Water in base — float switch activated (AquaStop).

What typically fails: Door seal / inlet hose / drain hose / pump

What You're Probably Seeing

→ Error code on display
→ Cycle not completing
→ Machine stopping unexpectedly

Common Causes

• Drain filter clogged with food debris or glass
• Drain hose kinked, blocked, or installed incorrectly
• Drain pump obstructed or failing under load

What to Try First

1 Unplug the dishwasher for 60 seconds then plug back in — this resets the control board and clears many temporary faults
2 If the error persists after basic troubleshooting, contact a qualified appliance technician

🛠️ You'll need: Screwdriver set, Towels, Flashlight · Time: 30–120 min

💡 Try this first: Unplug the appliance for 60 seconds, then plug back in. This resets the control board and clears many temporary faults.

Questions People Also Ask

What does Bosch Dishwasher error code E15 mean? ▼

Error code E15 on a Bosch Dishwasher means: Water in base — float switch activated (AquaStop). The appliance detected this condition and has stopped or limited operation to prevent further damage.

How do I fix Bosch Dishwasher error code E15? ▼

First, unplug the dishwasher for 60 seconds to reset the control board. If error E15 returns, the root cause (water in base — float switch activated (aquastop)) needs to be addressed — check connections, filters, and hoses before calling a technician.

Is it safe to use my Bosch Dishwasher with error code E15? ▼

It depends on the cause. Most E15 errors mean the appliance has stopped itself as a safety measure. Check the 'Should I unplug it?' section above for specific guidance on this error.

More Bosch Dishwasher Codes

All Bosch dishwasher error codes → All Bosch appliance codes →