Hyundai Accent: Underdrive Brake Control Solenoid Valve(UD/B_VFS). Description and Operation

Underdrive brake control solenoid valve(UD/B_VFS) is attached to the valve body. This variable force solenoid valve directly controls the hydraulic pressure inside the underdrive brake.

Removal

Replacing an on/off solenoid valve (SS-A, SS-B) does not require additional hydraulic pressure adjustment; however, the hydraul ...

Underdrive Brake Control Solenoid Valve(UD/B_VFS). Specifications

Specifications Direct control VFS[UD/B] ▷ Control type : Normal high type Control Pressure kpa (kgf/cm², psi) 500.14 ~ 9.81 (5.5 ~ 0.1, 7.82 ~ 1.42) ...

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Installation
1. Installation is the reverse of removal. • ...

Components Operations
PCM (Power Train Control Module) 1. The PCM (ECM) (A) carries out a check of the ignition key using a special encryption algorithm, which is programmed into the transp ...

If engine doesn't turn over or turns over slowly
1. If your vehicle has an automatic transaxle, be sure the shift lever is in N (Neutral) or P (Park) and the emergency brake is set. 2. Check the battery connections to be sure they are clean and t ...