Mazda 6 Service Manual: No.4 hard to start/long crank/erratic start/erratic crank

No.3 will not crank

No.5 engine stalls-after start/at idle

Other materials:

Mazda 6 Service Manual: Picture Quality Adjustment
WARNING Always adjust the picture quality of the rear view monitor while the vehicle is stopped: Do not adjust the picture quality of the rear view monitor while driving the vehicle. Adjusting the picture quality of the rear view monitor such as brightness, contrast, color, and tint while dri ...

Mazda 6 Service Manual: No.2 amount of air blown from vents does not change
Full-auto Air Conditioner When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while performing the inspection to discover whether poor contact points are the cause of any intermittent malfunctions. If there is a problem, check to mak ...