If you have a washing machine with a screen (LCD display) - electronic and the F12 error is displayed, or an electromechanical Indesit (when there is no display), the “Speed” (number of revolutions) lights are flashing, or the “Super wash” and “Delayed wash” lights are on
This is what error F12 looks like on a washing machine without a screen, when only the indicators are lit or flashing:

Content
What does this error code f12 mean?
The control module has no connection between the buttons and the indicator
Indesit error signals
The washing process does not start and does not respond to commands or button presses.
We check it ourselves and decide
- Turn off the machine for half an hour, let it rest, sometimes it freezes, so we will reboot it;
- We check the contacts between the indicator and the control module
We replace and repair
- We repair or replace the washing machine module;
- We replace indicators or buttons in a washing machine;
- We repair the wiring and contacts between the indicators and the washing machine module.
Other washing machine errors:
