Joeybab3
Created page with " "The BMS heartbeat fault." {{Okai Error Code SEO|27}} ==Cause== Error code 27E indicates that the Battery Management System (BMS) is not sending out a regular heartbeat signal to the meter. This could be due to: * Faulty BMS: The BMS itself might be malfunctioning, preventing it from sending the heartbeat signal. * Loose connection: The connection between the BMS and the meter might be loose, interrupting the signal. * Faulty Battery: The battery might have a prob..."