See also:

BMW Maintenance System
The BMW Maintenance System supports the preservation of the traffic and operating safety of your BMW. The objective is to optimize efforts with respect to minimal vehicle maintenance costs. If ...

Tire Pressure Monitor TPM
The concept The tire inflation pressure is measured in the four mounted tires. The system notifies you if there is a significant loss of pressure in one or more tires. ...

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 ...