See also:

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. ...

BMW X5 xDrive35d: Maintaining the Benchmark with BMW Advanced Diesel Technology.
The BMW Advanced Diesel X5 xDrive35d was introduced to the United States as a 2009 model, and despite increased competition remains the fastest, most fuel efficient diesel-powered vehicle in its c ...

Socket for OBD Onboard Diagnosis
There is an OBD socket on the driver's side for checking the primary components in the vehicle emissions. Emissions The warning lamp lights up: Emissions are deteriorating. Have the vehic ...