Bosch Washing Machine Error E:10 / -00 / -10 / -20: What It Means and How to Fix It
Short answer
E:10 / -00 / -10 / -20 on a Bosch washing machine means: the pump for the intelligent dosing system is blocked. First step: Put the appliance in standby and clean the pump unit (see owner's manual).
Intelligent dosing pump blocked
How to fix it
- 1Put the appliance in standby and clean the pump unit (see owner's manual).
- 2Switch the washer back on.
- 3You can deactivate the intelligent dosing system manually until fixed.
Safety
- Switch the appliance off and unplug it before removing any cover or filter.
When to call a professional: If the code displays again or the programme cannot start.
Applies to: Bosch washing machines with intelligent dosing
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Source
Based on Bosch's official error code information: Bosch US – Washer Error Codes. Last checked 2026-10-28. Codes and their meaning can differ by model and region; check your appliance's manual.
Frequently asked questions
What does Bosch washing machine error code E:10 / -00 / -10 / -20 mean?
The pump for the intelligent dosing system is blocked.
How do I fix E:10 / -00 / -10 / -20 on a Bosch washing machine?
Put the appliance in standby and clean the pump unit (see owner's manual). Switch the washer back on. You can deactivate the intelligent dosing system manually until fixed.
When should I call a technician for E:10 / -00 / -10 / -20?
If the code displays again or the programme cannot start.