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: Side air bag sensor removal/installation
Warning Handling the side air bag sensor improperly can accidentally deploy the side air bag module, which may seriously injure you. Read AIR BAG SYSTEM SERVICE WARNINGS before handling the side air bag sensor. (See SERVICE WARNINGS.) 1. Turn the ignition switch to LOCK position. 2. ...

Mazda 6 Service Manual: Fuse Replacement
Replacing the fuses on the vehicle's left side If the electrical system does not work, first inspect the fuses on the vehicle's left side. 1. Make sure the ignition is switched off, and other switches are off. 2. Open the fuse panel cover. 3. Pull the fuse straight out with the fuse puller p ...