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: Manually Shifting Down
You can shift gears down by operating the selector lever or the steering shift switches (some models). M6 → M5 → M4 → M3 → M2→ M1 Using selector lever To shift down to a lower gear, tap the selector lever forward (-) once. Using steering shift switch (Some model ...

Mazda 6 Service Manual: How to connect USB port/Auxiliary jack
Connecting a device 1. Open the console lid. 2. Connect the connector on the device to the USB port. Connecting with a connector cable 1. Open the console lid. 2. Connect the device plug/connector cable to the auxiliary jack/USB port. Pass the device plug/connector cable through the notch i ...