Hyundai Tucson: Engine Electrical System

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Electrical System


 48V Battery System

 48V Battery System - Description

Description The Mild Hybrid Electric Vehicle (MHEV) uses hybrid power source (Engine, MHSG), so its fuel efficiency is relatively high and exhaust emission is very small compared to the traditional vehicle which uses only engine as power source

 48V Battery System - Removal

Turn the ignition switch OFF and disconnect the battery (-) terminal. Remove the luggage board (A). Disconnect the BMS ECU extension wiring harness connector (A). Disconnect the inverter power cables (A). Tightening torque


 Configuration of eCall Controller

Input button & Indicator SOS button : Press the button to place a call to the call center. LED indicator lamp : The red and green LEDs turn on for 3 seconds after the ACC is on and stay turned off in standby until the key is turned off

 Quarter Fixed Glass

Components Quarter fixed glass Removal WARNING When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. Put on gloves to prevent hand injuries. WARNING Tak