See also:

Brake discs, pads, calipers and rotors
Check the pads for excessive wear, discs for run out and wear, and calipers for fluid leakage. ...

To Check the Fluid Level
The fluid level in the brake fluid reservoir should be checked periodically. The level should be between the "MIN" and "MAX" marks on the side of the reservoir. If the level ...

Coolant
The coolant should be changed at the intervals specified in the maintenance schedule. ...