Mazda 6 Service Manual: No.6 cranks normally but will not start

No.5 engine stalls-after start/at idle

No.7 slow return to idle

Other materials:

Mazda 6 Service Manual: Tire Inflation Pressure
WARNING Always inflate the tires to the correct pressure: Overinflation or underinflation of tires is dangerous. Adverse handling or unexpected tire failure could result in a serious accident. Use only a Mazda-genuine tire valve cap: Use of a non-genuine part is dangerous as the correct tire ...

Mazda 6 Service Manual: Seat Belt Precautions
Seat belts help to decrease the possibility of severe injury during accidents and sudden stops. Mazda recommends that the driver and all passengers always wear seat belts. (U.S.A. and Canada)   All of the seat belt retractors are designed to keep the lap/shoulder belts out of the way when ...