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: Sunshade
The sunshade can be opened and closed by hand.
The sunshade opens automatically when the moonroof is opened, but must be closed
by hand.
CAUTION
The sunshade does not tilt. To avoid damaging the sunshade, do not push
up on it.
Do not close the sunshade while the moonroof is opening. T ...
Mazda 6 Service Manual: Compression pressure
COMPRESSION INSPECTION
Warning
Hot engines and oil can cause severe burns. Be careful not to burn
yourself during removal/installation of each component.
1. Verify that the battery is fully charged.
Recharge it if necessary. (See BATTERY INSPECTION.)
2. Warm up the engine to the no ...