Purpose/Function
A 9.8-inch, single diaphragm type power brake unit has been adopted, achieving compatibility between high braking performance and excellent brake feeling.
Construction
The power brake unit cannot be disassembled. Therefore, if there is any malfunction in the power brake unit, replace the power brake unit without disassembling.

Operation
The depression force of the brake pedal is increased using the vacuum from the vacuum pump, and the force is transmitted to the master cylinder.
Master Cylinder Removal/Installation
Power Brake Unit InspectionFuses
Your vehicle's electrical system is protected by fuses.
If any lights, accessories, or controls do not work, inspect the appropriate
circuit protector. If a fuse has blown, the inside element will be melted.
If the same fuse blows again, avoid using that system and consult an Authorized
Ma ...
Liftgate Light Removal/Installation
NOTE:
Fogging or condensation on the inside of the liftgate light may occur, however,
it is a natural phenomenon occurring as a result of a temperature difference
between the interior and exterior of the liftgate lights and has no effect on
the light performance. Fogging or condensa ...
St 001/12 Special Service Tool Shipment January 2013
APPLICABLE MODEL(S)/VINS
2014 Mazda6
2014 CX-5
DESCRIPTION/PRICING
In support of the new 2014 Mazda6 and the 2014 CX-5, Mazda will ship to all dealers
one (1) new Special Service Tool (SST). The SST will be shipped automatically by
Mazda’s tool vendor, SPX during January 2013.
The followi ...