ERROR CODE EXPLAINED
Bosch Washer
Bosch Washer E33 Error Code
What it means
Bosch says E33 indicates excessive detergent foam.
Try this first
- Reduce the amount of detergent used on future loads.
- Use detergent according to the detergent and washer instructions.
Can I keep using it?⚠ Bosch says E33 indicates excessive detergent foam.
Repair usually required?⚠ Follow only the manufacturer-backed checks listed on this page before replacing parts.
If the error keeps returning
Use the linked official manufacturer support source for additional model-specific guidance.
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.