See also:

Starting a Flooded Engine
Except 3.7-liter engine If the engine fails to start, it may be flooded (excessive fuel in the engine). Follow this procedure: (Without Advanced Keyless Entry & Push Button Start System) 1. ...

Fuel Requirements
Vehicles with catalytic converters or oxygen sensors must use ONLY UNLEADED FUEL, which will reduce exhaust emissions and keep spark plug fouling to a minimum. Your Mazda will perform best with fu ...

Powertrains - Improved Fuel Efficiency, less CO 2 and new Automatic Transmission
Mazda's push to reduce the impact of its vehicles on the environment continues with the Mazda 5 facelift, which features an updated engine line-up that uses less fuel and produce fewer emissio ...