See also:

Flat Tire Monitor FTM
The conceptThe system does not measure the actual inflation pressure in the tires. The system detects a pressure loss in a tire by comparing the rotational speeds of the individual wheels while mov ...

Features
Like most up-level BMWs these days, the 650i can be equipped with a dizzying array of technological wizardry. Ours came equipped with an optional lane departure warning and correction system, adap ...

Tire Pressure Monitor TPM
The conceptCheck the inflation pressure in the four installed tires. The system notifies you if there is a significant loss of pressure in one or more tires. Functional requirementThe system must h ...