Brake fluid

Brake fluid  - Maintenance and Specifications - Lincoln MKZ Owners Manual - Lincoln MKZ

The fluid level will drop slowly as

The fluid level will drop slowly as the brakes wear, and will rise when the brake components are replaced.

Fluid levels between the MIN and MAX lines are within the normal operating range; there is no need to add fluid. If the fluid levels are outside of the normal operating range, the performance of the system could be compromised; seek service from your authorized dealer immediately.

    See also:

    Audio system warranty and service
    Refer to the Warranty Guide for audio system warranty information. If service is necessary, see your dealer or qualified technician. ...

    When Your Temporary Spare Tire Is Installed
    When one of your road tires needs to be replaced with the temporary spare, the TPMS will continue to identify an issue to remind you that the damaged road wheel/tire needs to be repaired and put b ...

    Brakes
    Occasional brake noise is normal. If a metal-to-metal, continuous grinding or continuous squeal sound is present, the brake linings may be worn-out and should be inspected by an authorized dealer. ...