F40Serious
Bosch Washer F40 Error Code
Drum cannot spin; motor or tacho sensor problem.
Common causes
- Overload
- Small object caught between drum
- Faulty motor or brushes
How to fix it
- Reduce load
- Check drum for stuck items
- Reset by unplugging 5 minutes
⚠ When to call a pro: If drum spins freely but error persists, or motor smells burnt
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Always unplug the appliance (and turn off the water for washers/dishwashers) before inspecting. These guides are for information only and are not a substitute for a professional repair.