2010 BMW X3 Owner's Manual - Page 109

Socket for OBD Onboard Diagnostics Event data recorders Your vehicle may be equipped with one or more sensing and diagnostic modules or a recording device capable of recording or transmitting certain vehicle data or information. In addition, if you have a Subscription Service Agreement for the BMW Assist system, certain vehicle information may be transmitted or recorded in order to provide such services. At a glance Reference Mobility 107 Driving tips Controls The chief components that make up the emissions content can be checked by a device that uses the OBD socket. This socket is located under a cover on the left side of the driver's footwell, just under the instrument cluster. Emissions values The warning lamp lights up. Exhaust values are deteriorating. Have the vehicle checked as soon as possible. Under certain conditions, the indicator will flash. This indicates a serious rate of engine misfire. When this occurs, you should reduce speed and consult the nearest BMW Sports Activity Vehicle Center as soon as possible. Severe engine misfire even for only a short period of time can seriously damage emission control components, especially the catalytic converter. Display of the previously described malfunction on Canadian models. When the fuel filler cap is not properly tightened, the OBD system can detect the vapor leak and the indicator lamp will light up. If the filler cap is subsequently tightened, the indicator lamp should go out within a few days.< Online Edition for Part no. 01 41 2 602 348 - © 02/09 BMW AG