e43
Moderate
Bosch · Washing Machines
Door lock control board fault
Quick Answer
Error code E43 on your Bosch Washing Machines means: Door lock control board fault. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Unplug the washer and check wiring connections between the control board and door lock.
2
Test the door lock mechanism independently.
3
If the door lock is functional, the control board may need replacement.
4
Contact a professional technician for control board diagnosis.
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Control board
Door lock assembly
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