Hyundai Genesis: Automatic Transmission Control System / Underdrive Brake Control Solenoid Valve(UD/B_VFS) Description and Operation
UD Clutch control solenoid valve is attached to the valve
body. This variable force solenoid valve directly controls the hydraulic
pressure inside the UD Clutch.

Inspection
1.
Turn ignition switch OFF.
2.
Disconnect the E Module connector.
3.
Measure resistance between solenoid valve terminals.
4.
Check that the resistance is within the spec ...
Specifications
Direct control VFS[UD/C]
? Control type : Normal low type
Control Pressure kpa (kgf/cm?, psi)0~1569.06 (0~16,0~227.57)Current value(mA)0~1100 Internal resistance ...
Other information:
Component Location
1. Fuel filler door
...
Description
The Alternator has built-in diodes, each rectifying AC
current to DC current, to supply DC current to the alternator “B”
terminal.
In addition, the charging voltage of this alternator is regulated by the battery voltage detection system.
The alternator is regulated by the b ...