Conductor Foil 01M927365

Image is an example only, BRAND MAY VARY

A shift valve in a transmission is an essential component that plays a crucial role in the smooth operation and seamless shifting of gears in a car. It is responsible for controlling the flow of hydraulic fluid within the transmission system, which ultimately determines when and how the gears are changed.

The shift valve works by receiving signals from the car's engine control unit (ECU) regarding the current speed of the vehicle and the desired gear ratio. Based on this information, the shift valve acts as a gatekeeper, directing the hydraulic fluid to the appropriate clutch packs and bands within the transmission. This action enables the gears to engage or disengage, allowing the car to shift gears smoothly and efficiently.