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: Front Passenger Occupant Classification Sensor
Your vehicle is equipped with a front passenger occupant classification sensor as a part of the supplemental restraint system. This sensor is equipped in the front passenger's seat cushion. This sensor measures the electrostatic capacity of the front passenger's seat. The SAS unit is designed ...

Mazda 6 Service Manual: Supplemental Restraint System Components
(With Front Passenger Occupant Classification System) (Without Front Passenger Occupant Classification System) Driver/Front passenger inflators and air bags Roll-over sensor (some models), crash sensors, and diagnostic module (SAS unit). Seat belt pretensioners Front air bag sensor ...