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Home >> Ford >> 2000 >> Taurus LX, 3.0 2, AX4N >> Repair and Diagnosis >> External Pages >> Different car >> Section 787 (Brake System - General Information) >> Diagnosis And Testing >> Brake System >> Brake Master Cylinder Tests >> Non-Pressure External Leaks

Non-Pressure External Leaks

WARNING: This page is about a different car, the 2006 Mercury Milan, 2006 Lincoln Zephyr, and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

A low brake fluid level in the brake master cylinder reservoir may be caused by the following non-pressure external leaks:

Type 1:  An external leak may exist at the brake master cylinder filler cap due to incorrect position of the cap, cap gasket or cap gasket deterioration. Repair or install new components as necessary.

Type 2:  An external leak may exist at the brake master cylinder mounting flange due to internal seal failure. Repair or install a new brake master cylinder. Refer to HYDRAULIC BRAKE ACTUATION .

Type 3:  An external leak may exist at the base of the brake master cylinder reservoir due to deteriorated reservoir mounting seals. Repair or install a new brake master cylinder. Refer to HYDRAULIC BRAKE ACTUATION .