Measurement

Measurements are made by ultrasound sensors in the bumpers.

The range is approx. 6 ft/2 m.

An acoustic warning is first given:

▷ By the front sensors and two rear corner sensors at approx. 24 in/60 cm.
▷ By the rear middle sensors at approx. 5 ft/ 1.50 m.

    See also:

    Summer tires
    Do not drive with a tire tread depth of less than 0.12 in/3 mm. There is an increased danger of hydroplaning if the tread depth is less than 0.12 in/3 mm. ...

    Features
    The 535i xDrive starts at $55,800 and comes with a fair amount of standard features, like a panoramic moonroof, xenon headlights and rain-sensing windshield wipers. As with most BMWs, though, it's ...

    Indication of a flat tire
    The yellow warning lamp lights up. A Check Control message is displayed. There is a flat tire or a major loss in tire inflation pressure. 1. Reduce your speed and stop cautiously. Avoid sudde ...