1. Remove the clamps and vacuum hose.
2. Apply both suction and pressure to the engine-side hose, and verify that air blows only toward that side.

Air bleeding
Brake pedal inspectionMazda 6 Service Manual: Luggage Compartment
Loading golf bags
Golf bags can be carried in the luggage compartment.
Up to three golf bags can be carried in the luggage compartment.
Place each of the three golf bags into the luggage compartment with the bottom
of each bag pointed to the left, and then set the top of each bag so that it is ...
Mazda 6 Service Manual: Fuel Gauge (Without Multiinformation Display)
The fuel gauge shows approximately how much fuel is remaining in the tank when
the ignition is switched ON. We recommend keeping the tank over 1/4 full.
If the low fuel warning light illuminates or the fuel level is very low, refuel
as soon as possible.
Refer to Warning Lights.
NOTE
...