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

Hyundai Accent (HC) (2017 - 2022) Service Manual / Intelligent Variable Transmission (IVT) System (Continuously Variable Transmission) / Specifications

- Service data

ItemSpecification
Transmission typeSmartstream IVT
Engine typeGasoline 1.6 MPI
Clutch typeTorque converter
Torque converter sizeØ 210mm(8.2677in.)
Oil pump typeChain drive vane pump
Planetary gearDouble pinion planetary gear
Gear ratioForward2.68 - 0.385
Reverse2.822 - 1.822
Final gear ratio4.892
Component elementsOil pump1 unit
Oil filterMain filter : 1 unit
pressure filter : 1 unit
Clutch1 unit
Brake1 unit
Planetary gear1 unit
Drive pulley1 unit
Driven Pulley1 unit
Chain belt1 unit
Solenoid valveDirect Control VFS : 1 units
Indirect Control VFS : 4 units

*IVT : Intelligent Variable Transmission *IVTF : Intelligent Variable Transmission Fluid*VFS : Variable Force SolenoidPosition Switch
ItemSpecification
Power supply (V)4.5 - 5.5 V
Output typePWM (S1, S2), ON/OFF (Ps, Ns)

- Tightening Torques
Item N.m kgf.m lb-ft
TCM mounting nut & bolt9.8 - 11.81.0 - 1.27.2 - 8.7
Shift cable bracket mounting bolt14.7 - 21.61.5 - 2.210.9 - 15.9
Shift cable mounting nut9.8 - 13.71.0 - 1.47.2 - 10.1
IVT mounting bracket bolt98.1 - 117.710.0 - 12.072.3 - 86.8
IVT support bracket mounting bolt58.9 - 78.56.0 - 8.043.4 - 57.8
Roll rod bracket mounting bolt 49.0 - 63.75.0 - 6.536.2 - 47.0
107.9 - 127.511.0 - 13.079.6 - 94.0
Torque converter mounting bolt45.1 - 52.04.6 - 5.333.3 - 38.3
IVT upper mounting bolt (TM=>Eng)42.2 - 53.94.3 - 5.531.1 - 39.8
IVT lower mounting bolt (Eng=>TM)42.2 - 48.14.3 - 4.931.1 - 35.4
42.2 - 53.94.3 - 5.531.1 - 39.8
Driven pulley speed sensor mounting bolt9.8 - 11.81.0 - 1.27.2 - 8.7
Shift lever assembly mounting bolt8.8 - 13.70.9 - 1.46.5 - 10.1
Position switch mounting bolt9.8 - 11.81.0 - 1.27.2 - 8.7
Fluid drain plug34.3 - 39.23.5 - 4.0 25.3 - 28.9
Starter mounting bolt49.0 - 63.75.0 - 6.536.2 - 47.0
Electric Oil Pump(EOP) mounting bolts19.6 - 26.52.0 - 2.714.5 - 19.5

- Lubricants
IVTF Grade  RecommendedAllowed    
SP-CVT1The list of transmission fluid approved by Hyundai : MICHANG SP-CVT1
 IVTF  Quantity6.5L (1.71 U.S gal., 6.86 U.S.qt., 5.72 Imp.qt.)

   

• Be sure to use the genuine Intelligent Variable Transmission Fluid(IVTF) (SP-CVT1).

• When replacing with non-genuine IVTF, bad shift and vibration may occur, causing damamge to the Intelligent Variable Transmission (IVT).

• Non-genuine IVT fluid includes after market IVT fluid indicated as interchangeable with genuine Hyundai fluid.

Intelligent Variable Transmission (IVT) System (Continuously Variable Transmission)

Troubleshooting

Other information:

Hyundai Accent (HC) (2017 - 2022) Service Manual: Timing Chain

- Removal 1.Disconnect the battery negative terminal. 2.Turn the crankshaft damper pulley clockwise, and align its groove with the timing mark of the timing chain cover. 3.Remove the timing chain cover.(Refer to Timing System - "Timing Chain Cover") 4.Remove the cam to cam guide (A). 5.Remove the timing chain tensioner (A) and remove the timing chain tensioner arm (B).

Hyundai Accent (HC) (2017 - 2022) Service Manual: Description and Operation

- Description System Overview The System offers the following features: – Human machine interface through a 1-stage button, for terminal switching and engine start. – Control of external relays for ACC / IGN1 / IGN2 terminal switching and STARTER, without use of mechanical ignition switch. – Steering column locking with an ESCL device; Monitoring of the vehicle status to insure safe activation of the ESCL.

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