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: 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 ...

Mazda 6 Service Manual: Filament inspection
1. Turn the ignition switch to ON position. 2. Turn the rear window defroster switch on. Caution Directly touching the rear window defroster filament with the lead of the voltmeter will damage it. Wrap aluminum foil around the end of the lead and test the filament by touching it with the ...