Hi marcos.
You might have problem with your battery.Check all connections between elements/cells,and the main cable and plug.
C28-Advertencia del interruptor de emergencia.Check fuses and the micro in the bottom of the emergency switch.
C41-Advertencia de baixa tension de la bateria.
Hope it help you,best regards.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.