See also:

Trailer Towing
The Mazda6 is not designed for towing. Never tow a trailer with your Mazda6. ...

Keys
WARNING. Do not leave the key in your vehicle with children and keep them in a place where your children will not find or play with them: Leaving children in a vehicle with the key is dangerous. ...

Type Approval of Equipment
Immobilizer system Keyless entry system ...