ERROR CODE EXPLAINED
Thermador Dishwasher
Thermador Dishwasher E18 Error Code
What it means
The dishwasher water level is too low or water is not being pumped correctly.
Try this first
- Check the inlet hose for kinks or damage.
- Make sure the dishwasher water supply is turned on.
- Retry the dishwasher.
Can I keep using it?⚠ Low-water condition
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.