158 Service Charts Typical Wear Patterns Incorrect Air Pressure A Too high air pressure gives rapid wear in the middle. B Too low air pressure gives rapid shoulder wear. T1006457 Incorrect Camber Incorrect camber gives abnormal wear on one half of the tire. T1006458 Incorrect Toe and Axle Alignment A Incorrect toe-in. B Incorrect toe-out. C Out-of-line axle D Steering arm defect T1006459