BMW 5 Series: The concept - FTM Flat Tire Monitor - Safety - Controls - BMW 5 Series Owners ManualsBMW 5 Series: The concept

The system does not measure the actual inflation pressure in the tires.

It detects a pressure loss in a tire by comparing the rotational speeds of the individual wheels while moving.

In the event of a pressure loss, the diameter and therefore the rotational speed of the corresponding wheel change. This is detected and reported as a flat tire.

    Functional requirements
    The system must have been initialized when the tire inflation pressure was correct; otherwise, reliable signaling of a flat tire is not ensured. Initialize the system after each correction of th ...

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    15,000 miles (24,000 km) or 12 months
    ❑ Inspect air cleaner filter ❑ Inspect vacuum hose ❑ Inspect air conditioning refrigerant ❑ Inspect brake hoses and lines ❑ Inspect drive shafts and boots d ...

    Tire Maintenance
    In addition to proper inflation, correct wheel alignment helps to decrease tire wear. If you find a tire is worn unevenly, have your dealer check the wheel alignment. Have your dealer check t ...

    Switching on/off
    Press the button. ...