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: Transmitter battery replacement
1. Insert a small screwdriver into the slot and gently pry open the
transmitter.
2. Press the portion of the battery indicated by A and remove the battery.
3. Install a new battery (CR2025) into the front portion of the holder with
the positive pole (+) facing up. Press on the B portion of ...
Mazda 6 Service Manual: Inspecting Engine Oil Level
1. Be sure the vehicle is on a level surface.
2. Warm up the engine to normal operating temperature.
3. Turn it off and wait at least 5 minutes for the oil to return to the oil pan.
4. Pull out the dipstick, wipe it clean, and reinsert it fully.
5. Pull it out again and examine the level.
The ...