Bosch Dryer
Bosch Dryer E04 Error Code
What it means
Bosch says E04 indicates the dryer is overloaded.
Try this first
- Reduce the load so there is approximately a hand-width of free space above the laundry in the drum.
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 →