E29
Bosch
Supply Voltage Error
Washer shows E29; mains voltage or power supply issue on some Bosch models
Advertisements
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Advertisements
Possible Causes
Low or unstable mains voltage, Loose power cord connection, Faulty interference filter, Defective power module
How to Fix / Troubleshooting
Safety first: Turn off the circuit breaker before inspecting power connections.
- Check outlet: Verify the wall outlet supplies correct voltage using a multimeter. Avoid using extension cords.
- Inspect power cord: Check for damage or loose connections at the rear of the washer.
- Check interference filter: Access the mains filter (EMI filter) where the cord enters the machine. Inspect for burning or loose terminals.
- Professional service: If mains supply is correct but E29 persists, the power module may be defective and should be replaced by a qualified technician.
Advertisements
Repair Difficulty
Professional Required
5/5
Required Part
Power Module (Control Board)
Check Price on Amazon
We may earn a commission from links on this page.
Advertisements