ECU Power Source Circuit [11/2020 - 12/2023]: Description
If the ignition switch ON (IG), the EV control ECU applies current to the MREL terminal to turn the IGCT NO. 2 relay on. This supplies power to the +B1 and +B2 terminals.
If the ignition switch ON (IG), the EV control ECU applies current to the MREL terminal to turn the IGCT NO. 2 relay on. This supplies power to the +B1 and +B2 terminals.