See also:

Twin-scroll turbocharging
The new four-cylinder engines also feature twin-scroll turbocharging. This means that the exhaust stream from cylinders 1 and 4, and the exhaust stream from cylinders 2 and 3, follow separate spir ...

Concierge service
General information The BMW Assist Concierge service offers information on events, gas stations or hotels, and provides phone numbers and addresses. Hotels can be booked directly by the BMW Ass ...

After the ignition is switched off
The roof can still be operated for approx. 1 minute, as long as no door has been opened. ...