Hyundai Elantra: Underdrive 
Brake Control Solenoid Valve(UD/B_VFS). Specifications - Automatic Transaxle Control System - Automatic Transaxle System - Hyundai Elantra MD 2010-2015 Service manualHyundai Elantra: Underdrive Brake Control Solenoid Valve(UD/B_VFS). Specifications

Specifications

Direct control VFS[UD/B]
▷ Control type : Normal low type
Control Pressure kpa (kgf/cm², psi)
500.14 ~ 9.81 (5.1 ~ 0.1,72.54 ~ 1.42)
Current value(mA)
50 ~ 850
 Internal resistance(Ω)
5.1