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Hyundai Tucson: DCT (Dual Clutch Transmission) System (SBC) - Replacement

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / DCT (Dual Clutch Transmission) System / DCT (Dual Clutch Transmission) System (SBC) / DCT (Dual Clutch Transmission) System (SBC) - Replacement

Replacement

WARNING

In principle, the Dual Clutch Transmission (DCT) oil is not changed under normal driving conditions.

However, under harsh driving conditions, it must be changed every 80,000 miles.

Harsh driving conditions are as follows:

  • Frequent driving on rough road (Bumpy road, gravel road, snow road, unpaved road, etc.)
  • Frequent driving on mountain road, ascent/descent.
  • Driving for patrol, taxi, commercial car or vehicle towing.
  • Frequent driving under high speed (over 170km)
  • More than 50% driving in heavy city traffic during hot weather above 32ºC (90ºF)
  • driving in areas using salt or other corrosive materials or in very cold weather.
  • Towing a trailer or using a camper on roof rack.
  • Manual transmission oil should be changed any time.

    Manual transmission have been submerged in water.

  1. Remove the engine room under cover.

(Refer to Engine Mechanical System - "Engine Room Under Cover")

  1. Remove the drain plug (A) and drain all the oil. Then install the drain plug with a new gasket.

Tightening torque : 44.1 - 48.8 N.m (4.5 - 6.0 kgf.m, 32.5 - 43.4 lb-ft)

WARNING

WARNING

  • The existing gasket (A) must be replaced with a new one. (Do not reuse it.)

New gasket part no.: 45323-39000

  1. Add new oil through the filler plug hole (A) and, fill it just below the plug opening.

Standard oil:

API Service GL-4, SAE 70W

Recommnend oil:

SK : HK D DCTF TGO-IO. H.K.SHELL : SPIRAX S6 GHDE 70W DCTF, S-OIL : 7 DCTF HKM

Oil capacity :

1.6 - 1.7L (0.42 - 0.45 U.S.gal., 1.69 - 1.80 U.S. qt., 1.41 - 1.50 Imp qt)

  1. Install the filler plug bolt (A) with new gasket.

Tightening torque : 58.9 - 78.5 N.m (6.0 - 8.0 kgf.m. 43.4 - 57.8 lb-ft)

WARNING

The existing gasket (A) must be replaced with a new one. (Do not reuse it.)

  1. Install the engine room under cover.

(Refer to Engine Mechanical System - "Engine Room Under Cover")

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