Hyundai Accent (HC): Cooling System / Integrated Thermal Management Module (ITM)

- Components [Intelligent Variable Transmission (IVT) System]

1. Integrated thermal management module (ITM)
2 . Integrated thermal management module (ITM) O-ring
3. Heater pipe B
4. Heater water hose
5. Heater pipe A
6 . Heater pipe A gasket
7 . Water inlet fitting
8 . Water inlet fitting gasket


[Manual Transaxle System]

1. Integrated thermal management module (ITM)
2 . Integrated thermal management module (ITM) O-ring
3. Heater pipe B
4. Heater water hose
5. Heater pipe A
6 . Heater pipe A gasket
7 . Water inlet fitting
8 . Water inlet fitting gasket


- Removal and Installation Integrated Thermal Management Module (ITM) [Intelligent Variable Transmission (IVT)]

   

• Be careful that static electricity and other voltages are not applied to the integrated thermal management module (ITM).

• Do not bring anything with magnetism, such as a magnet, close to the integrated thermal management module (ITM).

• When disconnecting the integrated thermal management module (ITM) connector, make sure that there is no power to the engine and other components.

• When connecting the integrated thermal management module (ITM) connector, water or oil must be completely removed from the connector and no foreign matters should be entered.

• When replacing the integrated thermal management module (ITM) connector, be sure to use the specified connector.

1.Disconnect the battery negative terminal.

2.Remove the engine room under cover.(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")

3.Drain the coolant.(Refer to Cooling System - "Coolant")

4.Remove the air duct and air cleaner assembly.(Refer to Intake and Exhaust System - "Air Cleaner")

5.Remove the battery.(Refer to Engine Electrical System - "Battery")

6.Remove the engine control module (ECM).(Refer to Engine Control/Fuel System - "Engine Control Module (ECM)")

7.Remove the battery tray.(Refer to Engine Electrical System - "Battery")

8.Disconnect the integrated thermal management module (ITM) connector (A).

9.Disconnect the radiator upper hose (A).

10.Disconnect the heater hose (A).

11.Disconnect the ATF warmer hose (A).

12.Remove the integrated thermal management module (ITM) (A).

Tightening torque : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

13.Install in the reverse order of removal.

   

• Always use a new integrated thermal management module (ITM) O-ring.

14.Fill with engine coolant. (Refer to Cooling System - "Coolant")

   

• The coolant must be injected according to the integrated thermal management module (ITM) coolant filling method.

15.Start engine and check for leaks.

[Manual Transaxle]

   

• Be careful that static electricity and other voltages are not applied to the integrated thermal management module (ITM).

• Do not bring anything with magnetism, such as a magnet, close to the integrated thermal management module (ITM).

• When disconnecting the integrated thermal management module (ITM) connector, make sure that there is no power to the engine and other components.

• When connecting the integrated thermal management module (ITM) connector, water or oil must be completely removed from the connector and no foreign matters should be entered.

• When replacing the integrated thermal management module (ITM) connector, be sure to use the specified connector.

1.Disconnect the battery negative terminal.

2.Remove the engine room under cover.(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")

3.Drain the coolant.(Refer to Cooling System - "Coolant")

4.Remove the air duct and air cleaner assembly.(Refer to Intake and Exhaust System - "Air Cleaner")

5.Remove the battery.(Refer to Engine Electrical System - "Battery")

6.Remove the engine control module (ECM).(Refer to Engine Control/Fuel System - "Engine Control Module (ECM)")

7.Remove the battery tray.(Refer to Engine Electrical System - "Battery")

8.Disconnect the integrated thermal management module (ITM) connector (A).

9.Disconnect the radiator upper hose (A).

10.Disconnect the heater hose (A).

11.Remove the integrated thermal management module (ITM) (A).

Tightening torque : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

12.Install in the reverse order of removal.

   

• Always use a new integrated thermal management module (ITM) O-ring.

13.Fill with engine coolant. (Refer to Cooling System - "Coolant")

   

• The coolant must be injected according to the integrated thermal management module (ITM) coolant filling method.

14.Start engine and check for leaks.

Heater Pipe [Intelligent Variable Transmission (IVT)]

1.Disconnect the battery negative terminal.

2.Remove the engine cover.(Refer to Engine and Transaxle Assembly - "Engine Cover")

3.Remove the engine room under cover.(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")

4.Drain the coolant.(Refer to Cooling System - "Coolant")

5.Remove the air duct and air cleaner assembly.(Refer to Intake and Exhaust System - "Air Cleaner")

6.Remove the battery.(Refer to Engine Electrical System - "Battery")

7.Remove the engine control module (ECM).(Refer to Engine Control/Fuel System - "Engine Control Module (ECM)")

8.Remove the battery tray.(Refer to Engine Electrical System - "Battery")

9.Disconnect the heater hoses (A).

10.Disconnect the ATF warmer hose (A).

11.Remove the integrated thermal management module (ITM).

12.Remove the intake manifold.(Refer to Intake and Exhaust System - "Intake Manifold")

13.Disconnect the water temperature sensor (WTS) connector (A) and disconnect the wiring (B) from the heater pipe.

14.Disconnect the exhaust gas recirculation (EGR) cooler inlet and outlet hoses (A).

15.Disconnect the heater water hose (A).

16.Remove the heater pipe (A).

Tightening torque : Nuts (B) : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)Bolt (C) : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)Bolts (D) : 14.7 - 21.6 N.m(1.5 - 2.2 kgf.m, 10.8 - 15.9 lb-ft)

17.Install in the reverse order of removal.

   

• Always use a new integrated thermal management module (ITM) O-ring.

• When assembling the hose, Use a product with EPDM rubber stability.

• If a hose lubricant is applied, fill the coolant after 30 minutes of assembly.

• Place the hose at the specified location of the stopper and assemble them together. The front side of stoppers should be in close contact with the hose. And then, place the clamp at the correct location.

18.Fill with engine coolant. (Refer to Cooling System - "Coolant")

   

• The coolant must be injected according to the integrated thermal management module (ITM) coolant filling method.

19.Start engine and check for leaks.

[Manual Transaxle]

1.Disconnect the battery negative terminal.

2.Remove the engine cover.(Refer to Engine and Transaxle Assembly - "Engine Cover")

3.Remove the engine room under cover.(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")

4.Drain the coolant.(Refer to Cooling System - "Coolant")

5.Remove the air duct and air cleaner assembly.(Refer to Intake and Exhaust System - "Air Cleaner")

6.Remove the battery.(Refer to Engine Electrical System - "Battery")

7.Remove the engine control module (ECM).(Refer to Engine Control/Fuel System - "Engine Control Module (ECM)")

8.Remove the battery tray.(Refer to Engine Electrical System - "Battery")

9.Disconnect the heater hoses (A).

10.Remove the integrated thermal management module (ITM).

11.Remove the intake manifold.(Refer to Intake and Exhaust System - "Intake Manifold")

12.Disconnect the water temperature sensor (WTS) connector (A) and disconnect the wiring (B) from the heater pipe.

13.Disconnect the exhaust gas recirculation (EGR) cooler inlet and outlet hoses (A).

14.Disconnect the heater water hose (A).

15.Remove the heater pipe (A).

Tightening torque : Nuts (B) : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)Bolt (C) : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)Bolts (D) : 14.7 - 21.6 N.m(1.5 - 2.2 kgf.m, 10.8 - 15.9 lb-ft)

16.Install in the reverse order of removal.

   

• Always use a new integrated thermal management module (ITM) O-ring.

• When assembling the hose, Use a product with EPDM rubber stability.

• If a hose lubricant is applied, fill the coolant after 30 minutes of assembly.

• Place the hose at the specified location of the stopper and assemble them together. The front side of stoppers should be in close contact with the hose. And then, place the clamp at the correct location.

17.Fill with engine coolant. (Refer to Cooling System - "Coolant")

   

• The coolant must be injected according to the integrated thermal management module (ITM) coolant filling method.

18.Start engine and check for leaks.

Other information:

Hyundai Accent (HC) (2017 - 2022) Service Manual: Sunroof

If your vehicle is equipped with a sunroof, you can slide or tilt your sunroof with the sunroof switch located on the overhead console. In your Hyundai Accent, always make sure the opening is clear before operating the sunroof or sunshade. The sunroof can only be operated when the ignition switch is in the ON position. The sunroof can be operated for approximately 30 seconds after the ignition switch is in the ACC or LOCK position.

Hyundai Accent (HC) (2017 - 2022) Service Manual: Manual Heating and Air Conditioning

You can also operate the heating and cooling system manually by pressing buttons other than AUTO. In this mode, the system follows your selections in sequence, while functions you do not adjust may still be managed automatically. When pressing any button except the AUTO button while using automatic operation, the functions not selected will be controlled automatically.

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