Bosch Dishwasher Error Code E06: How to Fix It
Easy 20-30 minutes Medium Severity
Verified June 2026
- Error Code
- E06
- Brand
- Bosch
- Product Type
- dishwasher
- Severity
- Medium
- DIY Difficulty
- Easy
- Estimated Fix Time
- 20-30 minutes
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Tools You'll Need
- Soft cloth or cotton swabs
- Soft brush
- Warm water
- White vinegar
How to Fix Error Code E06
-
Turn off and disconnect power
Always disconnect power before servicing appliances to prevent electrical shock. -
Remove the bottom dish rack
-
Locate and remove the cylindrical filter
-
Find the aqua sensor
-
Clean the aqua sensor port
Be gentle when cleaning the sensor - do not use abrasive materials or excessive force as this could damage the sensor. -
Clean the filters thoroughly
-
Reassemble the components
-
Restore power and test
Parts You May Need
Aqua sensor
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Dishwasher filter assembly
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Dishwasher cleaner
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Aqua sensor
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Dishwasher filter assembly
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Dishwasher cleaner
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Aqua sensor
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Dishwasher filter assembly
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Dishwasher cleaner
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Aqua sensor
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Dishwasher filter assembly
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Dishwasher cleaner
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Aqua sensor
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Dishwasher filter assembly
Check Price on Amazon
Dishwasher cleaner
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Aqua sensor
Check Price on Amazon
Dishwasher filter assembly
Check Price on Amazon
Dishwasher cleaner
Check Price on Amazon
Aqua sensor
Check Price on Amazon
Dishwasher filter assembly
Check Price on Amazon
Dishwasher cleaner
Check Price on Amazon
Aqua sensor
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Dishwasher filter assembly
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Dishwasher cleaner
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When to Call a Professional
Call a professional if the E06 error persists after multiple cleaning attempts, if you notice the sensor port is cracked or damaged, or if you're uncomfortable accessing internal components. A technician may need to replace the aqua sensor or check for electrical connection issues.Frequently Asked Questions
Why does my Bosch dishwasher keep showing E06 error?
The E06 error typically recurs when the aqua sensor port isn't cleaned thoroughly or when there's excessive grease buildup. Make sure to clean the sensor port regularly and run periodic cleaning cycles with dishwasher cleaner to prevent buildup.
Can I still use my dishwasher with E06 error?
While the dishwasher may still run with E06 error, it won't operate efficiently. The aqua sensor helps optimize wash cycles, so dishes may not get properly clean and cycles may take longer than normal.
How often should I clean the aqua sensor?
Clean the aqua sensor and filters monthly if you use your dishwasher daily, or every 2-3 months for moderate use. More frequent cleaning may be needed if you have hard water or frequently wash very greasy dishes.
What causes the aqua sensor to get dirty?
Food particles, grease, soap scum, and mineral deposits from hard water can accumulate on the aqua sensor. Not pre-rinsing dishes and using too much detergent can accelerate buildup.
Is the aqua sensor the same as the wash sensor?
Yes, the aqua sensor is also called the wash sensor or turbidity sensor. It monitors water clarity during the wash cycle to determine how dirty the dishes are and adjust the cycle accordingly.