Automatic Transmission

Underdrive Brake Control Solenoid Valve (UD/B_VFS) Description and Operation

~1min read

Description

  • The underdrive brake control solenoid valve is a variable force solenoid (VFS) valve.
  • When the TCM supplies current to the solenoid valve, the hydraulic pressure of the underdrive brake is controlled by the solenoid valve.
Underdrive Brake Control Solenoid Valve Operation Table
UD/B_VFS
N·m
N, P ●
1
2
3
4
5 ●
6 ●
R ●

● : Connection status

Test yourself

A quick Kia Cadenza VG Owner's Manual quiz: every answer comes with an explanation and a link to the manual page.