See also:

Specifications
Engine Electrical System *1 ex factory CAUTION. When cleaning the iridium plugs, do not use a wire brush. The fine particulate coating on the iridium alloy and platinum tips could be damaged. ...

Operation Using Advanced Keyless Functions
qOperational Range The system operates only when the driver is in the vehicle or within operational range while the advanced key is being carried. NOTE: When the battery power is low, or in plac ...

Environmental performance
The all-new Mazda 3 offers excellent environmental performance that conforms to Euro Stage 5 regulations (apart from models with the 1.6-litre gasoline and diesel engines). This was achieved thank ...