See also:

Power steering fluid
Check the level frequently. The fluid does not require changing. The fluid level must be between the MIN and MAX marks. For capacities and recommended fluid grade, see page 357. WARNING If ...

Average speed
The system calculates the average speed from the last resetting. Reset using RESET. ...

Severe strain on the brake system
The brakes will be subject to severe strain when driving in mountains or hilly areas, or when towing a trailer. Vehicle speed is usually slower, which means that the cooling of the brakes is less ...