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

Air filter removal/installation
A/c unit removal/installationMazda 6 Service Manual: Tiedown Hooks (Some models)
CAUTION
Do not use the front and rear tiedown eyelets for towing the vehicle. They
have been designed only for securing the vehicle to a transport vessel during shipping.
Using the eyelets for any other purpose could result in the vehicle being damaged.
Tiedown Hooks
1. Remove the tiedown eye ...
Mazda 6 Service Manual: Purge solenoid valve inspection
Airflow Inspection
Note
Perform the following test only when directed.
1. Disconnect the negative battery cable.
2. Remove the purge solenoid valve. (See PURGE SOLENOID VALVE
REMOVAL/INSTALLATION.)
3. Inspect airflow between the ports under the following conditions.
If not as specifi ...