Hyundai Tucson: 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.
- Remove the engine room under cover.
(Refer to Engine Mechanical System - "Engine Room Under Cover")
- 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
- The existing gasket (A) must be replaced with a new one. (Do not reuse it.)
New gasket part no.: 45323-39000
- 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)
- 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.)
- Install the engine room under cover.
(Refer to Engine Mechanical System - "Engine Room Under Cover")
DCT (Dual Clutch Transmission) System (SBC)- Description
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DCT (Dual Clutch Transmission) System (SBC) - Description
Description
The Dual Clutch Transmission (DCT) control system measures required data to
identify the state of the control target and
computes the appropriate compensation value if adjustment is necessary. The
actuator is controlled according to
Transmission Control Module (TCM) Inspection Procedure
Inspection
Inspecting TCM ground circuit: Measure the resistance between the TCM
and chassis ground.
(Check the terminal connected to the chassis ground while using the back of
the harness connector as the base point for TCM.)
Normal
Transmission Control Module (TCM) Inspection Procedure - Installation
Installation
To install, reverse the removal procedure.
WARNING
The existing O-rings (A) must be replaced with a new one. (Do not
reuse it.)
Perform the clutch compensation value setting procedure using the
diagnostic tool after rep
SEE MORE:
Intermittent Problem Inspection Procedure
Sometimes the most difficult case in troubleshooting is when a problem
symptom occurs but does not occur again during
testing. An example would be if a problem appears only when the vehicle is cold
but has not appeared when warm. In this
case,
Shift gear
Components
Shift lever knob & boots assembly
Shift lever assembly
Shift cable
Manual control lever
Shift cable retainer
Removal
Turn ignition switch OFF and disconnect the negative (-) batteiy cable.
Remove the air cleane
Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual
