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: When Trunk Lid Cannot be Opened
If the vehicle battery is dead or there is a malfunction in the electrical system and the trunk lid cannot be opened, perform the following procedure as an emergency measure to open it: 1. Open the cover. 2. Move the lever to the left to fold the seatback. 3. Move the lever to the left to o ...

Mazda 6 Service Manual: Key reminder switch inspection
1. Disconnect the negative battery cable. 2. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION) 3. Disconnect the key reminder switch connector. 4. Inspect for continuity between the key reminder switch terminals using an ohmmeter. If not as specified, replace the key reminder ...