F34 Bosch washing machine error F34 — door lock fault

What it means

If your Bosch washing machine shows F34: the electronic door lock does not lock or unlock, so the cycle cannot start.

Likely causes

Door not fully closed, faulty door lock (interlock), bent door hook, wiring problem.

Safe steps you can try

Open and firmly close the door, check no clothing is caught in the seal. Switch off for 5 minutes and try again.

When to call a technician

If the door is closed properly and the error persists, the door lock must be replaced.