Brake Master Cylinder

WARNING: This page is about a different car, the 2006 Ford Pickup, 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

The brake master cylinder is a dual piston type. The brake master cylinder operates as follows:

When the brake pedal is applied, pressure is applied by mechanical linkage to the primary and secondary pistons.
Brake master cylinder pistons apply hydraulic pressure to the 2 hydraulic circuits.

The brake master cylinder consists of:

brake master cylinder reservoir.
brake master cylinder body.
cruise control deactivation switch.
trailer brake control transducer (if equipped).