Hyundai Tucson: Engine Mechanical System
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Electrical System / 48V Battery System / Engine Mechanical System
Components

- Pulley
- Stator assembly
- Rotor assembly
- Brush holder assembly
- Front bracket assembly
- Rear bracket assembly
- Inverter assembly
Removal
- Turn the ignition switch OFF and disconnect the battery (-) terminal.
- Disconnect the mild hybrid starter generator (MHSG) cables (A)
Tightening torque : 18.6 - 24.5 N.m (1.9 - 2.5 kgf.m, 13.7 - 18.1 lb-ft)

- Disconnect the mild hybrid starter generator (MHSG) connector (A).

- Disconnect the extension connector (A) and then remove the turbo charger coolant pipe mounting bolts (B).
Tightening torque : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

- Separate the fastener (A) from the mild hybrid starter generator (MHSG).

- Disconnect the turbo charger coolant hose (A) and reservoir tank coolant hose (B).

- Remove the drive belt tensioner.
(Refer to Engine Mechanical System - "Drive Belt Tensioner")
- Remove the mild hybrid starter generator (MHSG) mounting bolt (A).
Tightening torque : 49.0 - 63.7 N.m (5.0 - 6.5 kgf.m, 36.2 - 47.0 Ib-ft)



- Remove the mild hybrid starter generator (MHSG) (A).


Installation
Install in the reverse order of removal.
READ NEXT:
Vehicle parasitic current inspection
Inspection
Using the Ammeter
Turn the all electric devices OFF, and then turn the ignition switch OFF.
Close all doors except the engine hood, and then lock all doors.
(1) Disconnect the hood switch connector.
(2) Close the trunk lid.
CMF Battery
Description
The CMF (Closed Maintenance Free) battery is, as the name implies, totally
maintenance free and has
no removable battery cell caps.
The CMF (Closed Maintenance Free) battery does not require water replenishment
for the repair.
SEE MORE:
Refrigerant System Service Basics (R- 134a)
Refrigerant Recovery
Use only service equipment that is U.L-listed and is certified to meet the
requirements of SAE J2210
to remove HFC-134a(R-134a) from the air conditioning system.
WARNING
Air conditioning refrigerant or lubricant vapor ca
External Control Valve Compressor Inspection (GDS)
Compressor type: Fixed type compressor, External control valve, Internal
control valve.
In cases of fixed type and internal control valve, it is possible to inspect
compressor's operation with clutch noise.
When it comes to External con
Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Owner's Manual
- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual