Hyundai Elantra: Removal - 35R Clutch 
Control Solenoid Valve(35R/C_VFS). Repair procedures - Automatic Transaxle Control System - Automatic Transaxle System - Hyundai Elantra MD 2010-2015 Service manualHyundai Elantra: Removal

Replacing an on/off solenoid valve (SS-A, SS-B) does not require additional hydraulic pressure adjustment; however, the hydraulic pressure will need to be adjusted after replacing the VFS solenoid valve. If replacing the VFS solenoid valve; also replace the valve body assembly. (Refer to "Valve Body" in this group)