Mazda 6 Service Manual: No.9 abnormal shifting

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

No.10 frequent shifting

Other materials:

Mazda 6 Service Manual: Radar Sensors (Rear) (Some models)
Your vehicle is equipped with radar sensors (rear). The following systems also use the radar sensors (rear). Blind Spot Monitoring system (BSM) Rear Cross Traffic Alert (RCTA) The radar sensors (rear) function by detecting the radio waves reflected off a vehicle approaching from the rea ...

Mazda 6 Service Manual: Airflow mode actuator inspection
1. Connect battery positive voltage to terminal D or F and ground to terminal F or D of the airflow mode actuator. 2. Verify that the airflow mode actuator operates as shown below. If not as specified, replace the airflow mode actuator. 3. Verify that the resistance between the ter ...