The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels.

See also:
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 ...
Automatic deactivation
In certain situations, the Automatic Engine Start/
Stop Function is deactivated automatically for
safety reasons, such as when the driver is detected
to be absent.
Malfunction
The automatic engin ...
Coupe: through-loading system
Opening
1. To release the rear seat backrest, pull the corresponding lever in the
cargo area.
2. The unlocked rear seat backrest moves forward slightly. Fold the backrest
forward b ...
