Hyundai i-30: DCT(Dual Clutch Transmission) System / Specifications

Hyundai i30 (PD) 2018-2025 Service Manual / DCT(Dual Clutch Transmission) System / Specifications

Specifications

Dual clutch transmission

Item	Specification
Transmission model	D7UF1-2 (7DCT)
Engine model	Kappa 1.5 T-GDI (Gasoline)
Clutch Type	Dry dual plate
Gear ratio	1st	3.929
	2nd	2.318
	3rd	2.043
	4th	1.07
	5th	0.822
	6th	0.884
	7th	0.721
	Reverse	5.304
Final gear ratio	1st, 2nd, 4th, 5th	4.294
Final gear ratio	3rd, 6th, 7th, R	3.174

Clutch actuator

Item	Specification
Rated voltage	12V
Initialize the rod length	79.0 - 80.0 mm (3.1102 - 3.1496 in.)
Wear adjustment amount	0.25 mm (0.0098 in.) @ 1 Click

Gear actuator

Item	Specification
Power supply	12V
Output type	CAN signals

Inhibitor Switch

Item	Specification
Power supply	12V
Output type	Combination of output signals

Input speed sensor

Item	Specification
Type	Hall effect sensor
Output signal	High: 11.8 - 16.8 mA
Output signal	Low: 5.9 - 8.4 mA

Tightening Torques

Item	N.m	kgf.m	lb-ft
Clutch engagement bearing	9.8 - 11.8	1.0 - 1.2	7.2 - 8.7
TCM mounting bolt	7.8 - 9.8	0.8 - 1.0	5.8 - 7.2
Clutch actuator & TCM assembly mounting bolt	19.6 - 26.5	2.0 - 2.7	14.5 - 19.5
Fork cover mounting bolt	3.9 - 5.9	0.4 - 0.6	2.9 - 4.3
Gear actuator mounting bolt	19.6 - 26.5	2.0 - 2.7	14.5 - 19.5
Input shaft speed sensor mounting bolt	9.8 - 11.8	1.0 - 1.2	7.2 - 8.7
Inhibitor swtich mounting bolt	9.8 - 11.8	1.0 - 1.2	7.2 - 8.7
Manual lever mounting nut	17.4 - 24.5	1.8 - 2.5	13.0 - 18.1
Oil drain plug	44.1 - 58.8	4.5 - 6.0	32.5 - 43.4
Oil filler plug	58.8 - 78.5	6.0 - 8.0	43.4 - 57.9
Shift cable bracket mounting bolt	19.6 - 26.5	2.0 - 2.7	14.5 - 19.5
Shift cable mounting nut	9.8 - 13.7	1.0 - 1.4	7.2 - 10.1
Shift cable retainer mounting nut	11.8 - 14.7	1.2 - 1.5	8.7 - 10.8
Shift lever assembly mounting bolt	8.8 - 13.7	0.9 - 1.4	6.5 - 10.1
Stater motor mounting bolt	49.0 - 63.7	5.0 - 6.5	36.2 - 47.0
Transmission support bracket mounting bolt	88.3 - 107.9	9.0 - 11.0	65.1 - 79.6
Transmission bracket mounting bolt	58.9 - 78.5	6.0 - 8.0	43.4 - 57.8
Transmission upper mounting bolt (Transmission=>Engine)	42.2 - 53.9	4.3 - 5.5	31.1 - 39.8
Transmission lower mounting bolt (Engine=>Transmission)	42.2 - 48.1	4.3 - 4.9	31.1 - 35.4
Transmission lower mounting bolt (Engine=>Transmission)	42.2 - 53.9	4.3 - 5.5	31.1 - 39.8

Lubricants

Item	Capacity	Recommended
Transmission oil	1.6 - 1.7 ℓ (0.42 - 0.45 U.S.gal., 1.69 - 1.80 U.S. qt., 1.41 - 1.50 lmp qt)	SAE 70W, API GL-4 Recommended transmission oil : H.K.SHELL: SPIRAX S6 GHDE 70W DCTF PLUS, SK: HK D DCTF TGO-10 PLUS
Input shaft 1/2 spline	0.15 - 0.25 g	Extreme pressure grease for vehicle
Clutch engagement fork	0.1 - 0.2 g	Extreme pressure grease for vehicle

DCT(Dual Clutch Transmission) System

Special service tools

Special Service Tools Tool (Number and Name) Illustration Use 09200-3N000 Engine support fixture (Beam) Removal and installation of the transmission...

Other information:

Hyundai i30 (PD) 2018-2025 Owner's Manual: Limitations of the system

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Hyundai i30 (PD) 2018-2025 Service Manual: Seat Belt Pretensioner (BPT)

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