Mazda 6 Service Manual: No.7 no shifting

No.6 low maximum speed and poor acceleration no.7 no shifting

No.8 does not shift to fourth gear (4gr)

Other materials:

Mazda 6 Service Manual: Multi-Information Display and INFO Switch (Some models)
    The multi-information display indicates the following information. Odometer Trip meter Engine coolant temperature gauge Fuel gauge Outside temperature Distance-to-empty Average fuel economy Current fuel economy Maintenance Monitor ...

Mazda 6 Service Manual: Distance-to-empty
This displays the approximate distance you can travel on the remaining fuel based on the fuel economy. The distance-to-empty will be calculated and displayed every second. NOTE Even though the distance-to-empty display may indicate a sufficient amount of remaining driving distance befor ...