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: C-pillar trim removal/installation
4SD 1. Remove the tire house trim. 2. Turn the seaming welt over. 3. Remove the cap using a fastener remover, and remove the bolt (with curtain air bag system). 4. Disengage clips A and clip B using a fastener remover. 5. Pull the C-pillar trim forward, then disengage hook C from the body, ...

Mazda 6 Service Manual: Sst
Some Ford SST or equivalent are used as SSTs necessary for engine repair. Note that these SSTs are marked with Ford SST numbers. Note that a Ford SST number is written together with a corresponding Mazda SST number as shown below. Example (section ST) Example (except section ST) ...