Hyundai Accent (HC): Intelligent Variable Transmission (IVT) System (Continuously Variable Transmission) / Intelligent Variable Transmission (IVT)

Contents:

Components and Components Location

- Components

1. Intelligent variable transmission (IVT)
2. Coolant hose (IN)
3. Coolant hose (OUT)
4. Position switch
5. IVT support bracket mounting bolt
6. Cover
7. Roll rod support bracket
8. Roll rod bracket


Description and Operation

- Description IVT, which stands for Intelligent Variable Transmission, is an automatic transmission that continuously varies gear ratios within a given shift range.It uses the engine's high efficiency area to provide more power and better fuel economy. - Operation IVT consists of a chain belt and two cone-shaped pulleys that transmit power. It shift gears by changing the contact radius of the pulleys with hydraulic pressure according to driving conditons.

1. Driven Pulley (Output)
2. Drive Pulley (Input)


Repair procedures ➤

Oil Pan

- Components

1. Oil pan


- Removal

1.Remove the engine room under cover.(Refer to Engine Mechanical System - "Engine Room Under Cover")

2.Remove the IVTF drain plug (A), allow the fluid to drain out and then reinstall the drain plug.

Tightening torque :34.3 - 44.1 N·m (3.5 - 4.5 kgf·m, 25.3 - 32.5 lb-ft)

   

• Do not resuse gasket (A).

3.Remove the oil pan (A) after loosening the mounting bolts.

- Installation

   

• Do not reuse the oil pan gasket.

• When installing the oil pan install after visually matching the case/gasket/oil pan holes of the two standard holes (A).

Hole match: Assembly
possible
Hole inconsistency: Oil leakage when
assembled


1.Install the oil pan (A).

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

2.Loosen the injection plug (A) and supply IVTF.

Recommended rating : SP-CVT1Recommended oil : MICHANG SP-CVT1Oil quantity : 6.5 L (1.71 U.S.gal., 6.86 U.S.qt., 5.71 lmp.qt.)

3.Install the IVTF injection plug.

Tightening torque :34.3 - 44.1 N.m (3.5 - 4.5 kgf.m, 25.3 - 32.5 lb-ft)

4.Perform the IVTF level check procedure.(Refer to Hydraulic System - "Fluid")

Other information:

Hyundai Accent (HC) (2017 - 2022) Service Manual: Mode Control Actuator

- Components Location 1. Mode control actuator - Description The mode control actuator is located at the heater unit.It adjusts the position of the mode door by operating the mode control actuator based on the signal of the A/C control unit. Pressing the mode select switch makes the mode control actuator shift in order of Vent → Bi-Level → Floor → Mix.

Hyundai Accent (HC) (2017 - 2022) Service Manual: Audio Unit

- Components [Bluetooth + Blue Link + SXM] Connector Pin Information NoConnector AConnector BConnector C 1Left rear door speaker (+)-B_CAN (HI) 2Left rear door speaker (-)Mic signal (+)C_CAN (HI)-bluelink only 3--- 4--- 5-Antenna power - 6Cameara powerIllumination (+)- 7Camera videoMM CAN (High)- 8--B_CAN (Low) 9-Alt L out (-)C_CAN (Low)-bluelink only 10AUX AudioBattery (+)- 11AUX DetectBattery (+)- 12Steearing wheel remote controllerGround- 13Left front door speaker (+)Groun

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