See also:

Suggested maximum speed in each gear
Downshift to a lower gear if the engine is not running smoothly, or if you need to accelerate. Do not exceed the maximum suggested speed (shown below) in any gear. For level road driving, use the ...

Normal operation
The ABS operates at speeds above 3 to 6 MPH (5 to 10 km/h). The speed varies according to road conditions. When the ABS senses that one or more wheels are close to locking up, the actuator rapi ...

Air pollution
Industrial pollution, the presence of salt in the air in coastal areas, or heavy road salt use accelerates the corrosion process. Road salt also accelerates the disintegration of paint surfaces. ...