1. Remove the evaporative gas check valve (one-way).
2. Apply pressure to port A, and verify that there is no airflow.
3. Apply negative pressure to port A, and verify that there is air flow.

Charcoal canister inspection
Purge solenoid valve removal/installationMazda 6 Service Manual: Seat Belt Maintenance
1. Clean the soiled area by lightly dabbing it with a soft cloth soaked in a
mild detergent (approx. 5%) diluted with water.
2. Wipe off the remaining detergent using a cloth soaked in clean water and wrung
out well.
3. Before retracting seat belts which have been pulled out for cleaning, dry ...
Mazda 6 Service Manual: Trailing link removal/installation
Caution
Performing the following procedures without first removing the ABS
wheel-speed sensor may possibly cause an open circuit in the harness if it
is pulled by mistake. Before performing the following procedures, remove the
ABS wheel-speed sensor (axle side) and fix it to an appropri ...