Exam 95: Hydraulic Valves and Switches

Residual check valves may be located in the combination valve.

The metering valve blocks fluid flow to the front brakes when pressure reaches 75 to 125 psi.

Which type of vehicles most often do not use metering valves?

The metering valve delays front brake action.

Identify the valve shown.

The residual check valve maintains between 20 and 60 psi in the brake lines.

Identify the valve shown.

The pressure at which a proportioning valve begins to limit pressure to the rear brakes is called the:

A vehicle tends to lock up the front wheels when being driven on slippery road surfaces. Technician A says that the metering valve may be defective. Technician B says that the proportioning valve may be defective. Which technician is correct?

On a late model vehicle, the brake light switch sends a signal to the ________.