The concept

The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on.

The engine starts again automatically for driving off.

    See also:

    BMW X5 with BMW Advanced Diesel:

    required fuel
    Ultra-Low Sulfur Diesel The engine of your BMW is designed for diesel with a low sulfur content: Ultra-low sulfur diesel ASTM D 975-07a. Only refuel with ultra-low sulfur diesel. The percentag ...

    The concept
    The vehicle can be accessed without activating the remote control. All you need to do is to have the remote control with you, e.g., in your jacket pocket. The vehicle automatically detects the r ...

    Safety
    Both the coupe and convertible have front airbags plus side-impact airbags built into the front seats. As required of all 2012 models sold in the U.S., the 640i has standard antilock brakes and an ...