Bosch Dishwasher Not Starting Fix Guide 

Bosch Dishwasher Not Starting 

If your Bosch dishwasher is not starting, it is usually due to a locked control panel, door latch not fully closed, power supply issue, or a tripped thermal fuse. A reset or checking the door switch fixes most cases.

Read More: Bosch Dishwasher Not Draining? Guide 

Bosch Dishwasher Not Starting: Core Causes

Problem Area	What It Means	Quick Fix
Power supply	No electricity reaching unit	Check breaker, outlet, plug
Door latch issue	Door not fully closed	Close firmly until click
Child lock active	Controls disabled	Hold “Start” or “Lock” button
Cycle not started	Start button not pressed correctly	Press and hold Start
Water supply issue	No water entering dishwasher	Open water valve
Faulty control board	Internal electronic failure	Reset or service needed

Bosch Dishwasher Not Starting: Step-by-Step Fix

1. Check Power Supply

• Ensure dishwasher is plugged in
• Check circuit breaker panel
• Test outlet with another appliance

2. Inspect Door Latch

• Door must fully click shut
• Misaligned racks can block closure
• Clean latch area if debris is present

3. Reset Bosch Dishwasher

Common reset method:

• Press and hold Start/Reset for 3–5 seconds
• Wait 1–2 minutes for drain cycle reset

4. Disable Child Lock

Symptoms:

• Buttons not responding
• Flashing lock icon

Fix:

• Hold Child Lock button for 3–5 seconds

5. Check Water Supply

• Ensure valve under sink is open
• Inspect inlet hose for kinks
• Confirm water pressure is normal

6. Look for Error Codes

Common Bosch dishwasher error indicators:

Code	Meaning	Fix
E15	Water leak detected	Check base tray for water
E24	Drain issue	Clean filter & hose
E09	Heating fault	Requires technician

Bosch Dishwasher Not Starting: Advanced Issues

Control Panel Failure

• Buttons unresponsive even after reset
• Requires replacement or repair

Thermal Fuse Blown

• Dishwasher completely dead
• Often caused by overheating

Float Switch Stuck

• Detects false “overflow”
• Clean bottom tray area

Bosch Dishwasher Not Starting After Reset

If reset does not work:

• Try unplugging for 10 minutes
• Inspect for blinking lights or error codes
• Check door switch continuity (service-level issue)

Bosch Dishwasher Not Starting: Quick Checklist

• ✔ Power ON?
• ✔ Door fully closed?
• ✔ Water supply open?
• ✔ Child lock off?
• ✔ No error code showing?
• ✔ Reset attempted?

People Also Ask 

Why is my Bosch dishwasher not starting?

Most commonly due to a door latch issue, power interruption, or activated child lock.

How do I reset a Bosch dishwasher?

Hold the Start/Reset button for 3–5 seconds until the cycle cancels.

Why does my Bosch dishwasher have power but won’t start?

This usually indicates a door switch fault or control lock activation.

What does blinking light mean on Bosch dishwasher?

It typically signals an error code such as drainage or water supply problems.

Final Verdict 

If your Bosch dishwasher is not starting, it’s usually a simple issue like a door not fully latched, activated child lock, or a power/reset problem. Most cases are fixed by checking the door, restoring power, and doing a reset. If it still won’t start, it likely points to a faulty door switch or control board that may need repair.