Turn the appliance off then on to see if the error message still appears.
1. Switch off the appliance.
2. Disconnect the appliance from the power supply by unplugging the power plug or switching off the circuit breaker in the fuse box.
3. Reconnect the appliance after 5 minutes.
4. If the error message still appears on the display, please call Bosch Customer Support at 1-800-944-2904.