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.

Battery replacement

Only use vehicle batteries that have been Use approved vehicle batteries only.

Only use vehicle batteries that have been approved for your vehicle by the manufacturer; otherwise, the vehicle could be damaged and systems or functions may not be fully available.

After a battery replacement, have the battery registered on the vehicle by your service center to ensure that all comfort functions are fully available.

See also:

Deleting the button assignments
1. Press buttons 1 and 8 simultaneously for approx. five seconds. 2. "OK" ...

At a glance
1. Function bar 2. Route section with traffic obstruction 3. Traffic sign for traffic obstruction 4. Planned route 5. Current location 6. Upper status field 7. Lower status field Lines in the ...

Interior
The 135i's interior design is fairly traditional, with more upright shapes than sweeping contours. Dual-zone climate controls sit below the center air vents and optional navigation system, with BM ...