See also:

Close the windows and glass sunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...

Eight-speed automatic transmission: sporty, fuel-efficient, and unique in a compact car
The standard six-speed manual petrol and diesel versions of the new BMW 1-Series offer efficient power transmission and precise gear changes. The BMW 1-Series is also the only compact car also ava ...

Vehicle battery
Maintenance The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. Batt ...