ERROR CODE EXPLAINED
Thermador Dishwasher
Thermador Dishwasher E23 Error Code
What it means
The dishwasher drain pump is blocked, clogged, or faulty.
Try this first
- Turn the dishwasher off.
- Check for accessible drain restrictions.
- Contact Thermador support if the code remains.
Can I keep using it?🔴 Drain-pump fault
Repair usually required?⚠ Service may be required
If the error keeps returning
If the condition returns after troubleshooting, qualified service may be required.
Official source
Troubleshooting information verified against manufacturer support documentation.
View manufacturer support page →Safety note:ApplianceSignal provides general troubleshooting information. Always follow the appliance manufacturer's safety instructions and disconnect power when required.