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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 25 (Dual Clutch Transmission Assembly - 1.6L (Except HEV)) >> Transmission Gear Oil >> Repair Procedures >> Replacement

Repair Procedures: Replacement

WARNING: This page is about a different variant/trim than selected.
NOTE: 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:

  1. Remove the under cover.

    (Refer to Engine Mechanical System - "ENGINE ROOM UNDER COVER ")

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

    Tightening torque: 

    58.9 ~ 78.5 N.m (6.0 ~ 8.0 kgf.m, 43.4 ~ 57.8 lb-ft)

    Fig 1: Locating Drain Plug
    G11987450Courtesy of HYUNDAI MOTOR AMERICA
  3. 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

    Recommended oil (SHELL: SPIRAX S6 GHME 70W DCTF, SK: HK DCTF 70W, GS CALTEX: GS DCTF HD 70W)

    Oil capacity:  1.9 L (0.50 U.S. gal., 2.01 U.S. qt., 1.67 Imp qt.)

    Fig 2: Locating Filler Plug Hole
    G11987451Courtesy of HYUNDAI MOTOR AMERICA
  4. 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)

  5. Install the under cover.

    (Refer to Engine Mechanical System - "ENGINE ROOM UNDER COVER ")