What does E22 mean?
The filter system is clogged.
Common causes
- Food debris in filters
- Drain pump issue
What you can safely check
- Remove and rinse the filters
- Clean the sump area
Safety first. Unplug the appliance (and shut off gas or water where relevant) before inspecting it. Codes and procedures vary by model — check your owner’s manual.
When to call a technician
If the code comes back after these checks, or you see leaks, burning smells or tripped breakers, stop using the dishwasher and schedule a technician. Our team repairs Bosch dishwashers every week.
Frequently Asked Questions
What does Bosch dishwasher error code E22 mean?
The filter system is clogged.
How do I fix Bosch code E22?
Remove and rinse the filters. Clean the sump area.
When should I call a technician?
If the code comes back after these checks, or you see leaks, burning smells or tripped breakers, stop using the dishwasher and schedule a technician. Our team repairs Bosch dishwashers every week.
Other Bosch dishwasher codes
E09Heating element errorE15Water in the base (leak protection)E24Drain hose blocked or kinkedE25Drain pump blocked
Updated Oct 29, 2026