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.

    See also:

    Exterior
    Visual updates for 2012 affect the 128i more than the 135i. The 128i carries revised circular fog lamps, replacing last year's horizontal lamps. Outboard of the fog lights, vertical slats improve ...

    Switching on automatically
    With the engine running or the ignition switched on, shift the selector lever into position R. The image of the rear view camera is displayed when the system has been switched on using iDrive. ...

    The concept
    Starting at a specific speed, this system alerts you when the vehicle on streets with lane markings is about to leave the lane. Depending on the country-specific version of the vehicle, the sp ...