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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    Introduction
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    Tire Pressure Monitoring System (TPMS)
    This vehicle is equipped with the Tire Pressure Monitoring System (TPMS). It monitors tire pressure of all tires except the spare. When the low tire pressure warning light is lit, and the CHECK TI ...

    Adjust the Front Seats.
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