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: Pre-delivery inspection
PRE-DELIVERY INSPECTION TABLE EXTERIOR
INSPECT and ADJUST, if necessary, the following items to
specification:
- Glass, exterior bright metal and paint for damage
- All weatherstrips for damage or detachment
- Door operation and alignment including side door and back door
- Wheel lug nu ...
Mazda 6 Service Manual: Front shock absorber disposal
Warning
Whenever drilling into a shock absorber, wear protective eye wear.
The gas in the shock absorber is pressurized, and could spray metal chips
into the eyes and face when drilling.
1. Clamp a shock absorber on a flat surface or with the piston pointing
downwards.
2. Drill a 2-3 ...