Hyundai Sonata LF: Dual Clutch Transmission Assembly / Transmission Gear Oil General Information

DCT (Dual Clutch Transmission) Repair procedures

Removal 1. Remove the air cleaner assembly and air duct. (Refer to Engine Mechnical System - "Air cleaner") 2. Remove the TCM. (Refe to Dual Clutch Transmission Control System - "TCM") 3...

Transmission Gear Oil Repair procedures

Inspection     • In principle, the transmission oil is maintenance-free, and no exchange is required. But it must be inspected and replenished every 4 years or 40,000 miles...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: CVVT Oil Control Valve (OCV) Description and Operation

Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine speed and load. By controlling CVVT, the valve over-lap or under-lap occurs, which makes better fuel economy and reduces exhaust gases (NOx, HC) and improves engine performance through reduction of pumping loss, internal EGR effect, improvement of combustion stability, improvement of volumetric efficiency, and increase of expansion work...

Hyundai Sonata LF 2014-2019 Service Manual: Turbo Charger Repair procedures

On-vehicle Inspection Turbocharger Diagnostic Flow If any problem related with turbocharger, such as lack of engine power, poor acceleration, abnormal engine noise or oil leaks, may occur, check the turbocharger according to the procedure as follows...