Mazda 6 Service Manual: No.5 engine stalls-after start/at idle

No.4 hard to start/long crank/erratic start/erratic crank

No.6 cranks normally but will not start

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: How to Arm the System
1. Close the windows and the moonroof  securely (some models). 2. Switch the ignition OFF. 3. Make sure the hood, the doors, and the trunk lid are closed. 4.Press the lock button on the transmitter or lock the driver's door from the outside with the auxiliary key. The hazard warning light ...