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 InspectionRadiator Removal/Installation
WARNING:
Never remove the cooling system cap or loosen the radiator drain plug while
the engine is running, or when the engine and radiator are hot. Scalding engine
coolant and steam may shoot out and cause serious injury. It may also damage
the engine and cooling system.
Tu ...
Battery
WARNING
Wash hands after handling the battery and related accessories:
Battery posts, terminals and related accessories contain lead and lead compounds,
chemicals known to the State of California to cause cancer and reproductive harm.
Read the following precautions carefully before using the ...
Customer Assistance (Puerto Rico)
Your complete and permanent satisfaction is our business. That is why all Authorized
Mazda Dealers have the knowledge and the tools to keep your Mazda vehicle in top
condition.
If you have any questions or recommendations for improvement regarding the service
of your Mazda vehicle or servicin ...