1. Remove the charcoal canister.
2. Plug the atmosphere side port and purge solenoid valve side port of the charcoal canister.
3. Blow air into the charcoal canister from the fuel tank side port and verify that there is no air leakage.

Emission system
Evaporative gas check valve (one-way) inspection (l.h.d.)Mazda 6 Service Manual: Front Seat Belt Pretensioner and Load Limiting Systems
For optimum protection, the driver and front passenger seat belts are equipped
with pretensioner and load limiting systems. For both these systems to work properly
you must wear the seat belt properly.
Pretensioners:
When a collision is detected, the pretensioners deploy simultaneously with th ...
Mazda 6 Service Manual: Dtc table
DTCs are common for present and past malfunction diagnosis.
Note
When DTCs not shown in the DTC table are displayed, replace
the SAS unit.
If the air bag system warning light does not illuminate or
remains illuminated when the ignition switch is turned to ON position,
i ...