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: Inside Trunk Release Lever (Some models)
Your vehicle is equipped with an inside trunk release lever that provides a means of escape for children and adults in the event they become locked inside the trunk. No matter how careful adults might be with keys and locking their cars, parents should be aware that children may be tempted to p ...

Mazda 6 Service Manual: Setting the System
When the MODE switch is pressed, the Mazda Radar Cruise Control (MRCC) main indication (white) turns on and the vehicle speed and the distance between vehicles while in headway control can be set. NOTE When the ignition is switched to ACC or OFF while the Mazda Radar Cruise Control (MR ...