1. Remove the air filter.
2. Inspect the air filter.
Note

Air filter removal/installation
A/c unit removal/installationMazda 6 Service Manual: Locking Lug Nuts
If your vehicle has Mazda optional antitheft wheel lug nuts, one on each wheel
will lock the tires and you must use a special key to unlock them. This key will
attach to the lug wrench.
Register them with the lock manufacturer by filling out the card provided in
the glove compartment and mail ...
Mazda 6 Service Manual: Storage Compartments
WARNING
Keep storage boxes closed when driving: Driving with the storage
boxes open is dangerous. To reduce the possibility of injury in an accident or a
sudden stop, keep the storage boxes closed when driving.
Do not put articles in storage spaces with no lid: Putting articles
in storage sp ...