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: Replacing Windshield Wiper Blades
When the wipers no longer clean well, the blades are probably worn or cracked. Replace them. CAUTION To prevent damage to the wiper arms and other components, do not try to sweep the wiper arm by hand. NOTE When raising both windshield wiper arms, raise the driver's side wiper arm first. W ...

Mazda 6 Service Manual: Wheel alignment pre-inspection
1. Inspect the tire inflation, and adjust to the recommended pressure as necessary. 2. Inspect the front wheel bearing play and correct it if necessary. (See Wheel Bearing Play Inspection.) 3. Inspect the wheel and tire runouts. (See SUSPENSION.) 4. Inspect the ball joints and steering linkag ...