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Hyundai Tucson: Engine Electrical System

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

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 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

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 Input shaft speed sensor- Removal

Removal Turn ignition switch OFF and disconnect the negative (-) batteiy cable. Remove the air cleaner assembly and air duct. (Refer to Engine Mechanical System - "Air cleaner") Disconnect the electronic shift actuator connecto

 Engine Control - Fuel System - Description and Operation

Description If the Gasoline Engine Control system components (sensors, ECM, injector, etc.) fail, interruption to the fuel supply or failure to supply the proper amount of fuel for various engine operating conditions will result. The following

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