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 map light removal/installation
1. Disconnect the negative battery cable.
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
Front Map Light Removal Note
1. Insert a tape-wrapped flathead screwdriver into the gap between the
headliner and the front map light.
2. Push the hooks to ...
Mazda 6 Service Manual: Mass air flow (maf) sensor inspection
Voltage Inspection
Note
Perform the following inspection only when directed.
1. Visually inspect for the following on the MAF sensor.
Damage
Cracks
Terminal bends
Terminal rust
- If any of the above are found, replace the MAF sensor.
- If the MAF PID value is out of specifi ...