Removal & Installation

Disconnect brake warning light indicator wire from indicator switch. See Fig 1 .
Using a suitable suction device, drain the brake master cylinder reservoir.
If equipped with manual transmission, disconnect and plug the clutch master cylinder feed.
Disconnect the brake lines and plug the lines and the brake master cylinder ports.

NOTE: Whenever the brake master cylinder is removed from the brake booster, new nuts must be installed.

NOTE: Whenever installing a new brake master cylinder reservoir, install NEW seals. Lubricate the new seals with clean brake fluid.

Transfer the brake master cylinder reservoir if a new master cylinder is to be installed. Lubricate the two "O" ring seals with clean brake fluid and insert into the brake master cylinder. See Fig 2 . Press the brake master cylinder reservoir into the "O" ring seals until it snaps into the brake master cylinder securely.
To install, reverse the removal procedure. Bleed the master cylinder. If equipped with manual transmission, bleed the clutch master cylinder. See BLEEDING HYDRAULIC SYSTEM in appropriate CLUTCHES article in TRANSAXLE/TRANSMISSION. Bleed brakes. See BLEEDING BRAKE SYSTEM .

Fig 1: Identifying Brake Fluid Level Warning Switch Harness Connector

Courtesy of FORD MOTOR CO.

Fig 2: Identifying Master Cylinder "O" Ring Seals

Courtesy of FORD MOTOR CO.