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 ...

Activating
1. Turn the light switch to or . 2. Press the button on the turn signal lever, arrow. The indicator lamp in the instrument cluster lights up. When the lights are switched on, the high b ...

Connecting the cables
1. Open the cover of the BMW starting aid terminal. 2. Attach one terminal clamp of the positive jumper cable to the positive terminal of the battery, or to the corresponding starting aid termi ...