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: Adaptive Front Lighting System (AFS) (Some models)
The adaptive front lighting system (AFS) automatically adjusts the headlight beams to the left or right in conjunction with the operation of the steering wheel after the headlights have been turned on and the vehicle speed is about 2 km/h (2 mph) or higher. A system malfunction or operation c ...

Mazda 6 Service Manual: Rear beltline molding removal
Note When removing the rear beltline molding, the clip may be damaged. If the clip is damaged, replace it with a new one. 1. Pull the A section upward and remove the clip. 2. Rotate the B section of the front beltline molding in direction (2), along the direction (1) shown in the figu ...