Diagnosis OBD

On the driver's side is an OBD socket for checking components relevant to the composition of the vehicle's emissions.
See also:
Exterior
The exterior remains the same for 2009, and the X3 retains its awkward
angles, disjointed taillights and odd lower bodywork. It's not unattractive, but
it sure isn't as stylish as Mercedes' new GL ...
Front
Active seat ventilation
1. Seat heating
2. Active seat ventilation
Press button 1 or 2 once depending on the temperature
or ventilation position. The LED in the
respective button lights up.
...
Climate control functions in detail
Manual air distribution
Turn the wheel to select the desired
program.
▷ Windows.
▷ Upper body region.
▷ Windows, upper body region, and
footwell.
▷ Footwell.
De ...
