1996 Ford Bronco Owner's Manual - Page 316

If the fluid is low, carefully clean and remove the filler cap from the reservoir. Fill the reservoir to the MAX line with Ford High Performance DOT 3 Brake Fluid C6AZ-19542-AA or DOT 3 equivalent fluid meeting Ford specification ESA-M6C25-A. NOTE: If brake fluid is spilled on painted surfaces, it must be flushed and wiped away immediately. Brake fluid may dissolve the paint finish on your vehicle. RWARNING If you use a brake fluid that is not DOT 3, you will cause permanent damage to your brakes. Do not fill the reservoir above the MAX line. If you find that the fluid level is excessively low - below the seam or ridge on the outside of the plastic reservoir - have the brake system inspected. RWARNING Do not let the reservoir for the master cylinder run dry. This may cause the brakes to fail. Brake master cylinder 319