BMW X3 2.5i SAV 2005 - Manual (Page 95)

Maintenance
94
the bottom of the instrument cluster and under
a cover. The cover has the letters OBD on it.
The most important components for the com-
position of the emissions can be checked by a
device via this interface.
If the Service Engine Soon indicator
lamp lights up either continuously or
intermittently, this indicates a malfunc-
tion in the emissions-related electronic sys-
tems. Although the vehicle remains operational,
you should have the systems checked by your
BMW Sports Activity Vehicle Center at the ear-
liest possible opportunity.
The illuminated indicator informs you of the
need for service, not that you need to stop the
vehicle. However, the systems should be
checked by your BMW Sports Activity Vehicle
Center at the next opportunity.
If the indicator blinks or flashes, this indicates
a high level of engine misfire. Reduce speed
and contact the nearest BMW Sports Activity
Vehicle Center immediately. Severe engine
misfiring over even a short period of time can
seriously damage emission control system
components, especially the catalytic converter.
Display of the previously described
malfunction on Canadian models.
If the fuel filler cap is not on tight enough,
the OBD system can detect leaking vapor
and the indicator lamp will light up. If the fuel
filler cap is then tightened, the indicator lamp
will usually go out after a short period of time.
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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 cer-
tain vehicle data or information. In addition, if
you have a Subscription Service Agreement for
the BMW Assist system, certain vehicle infor-
mation may be transmitted or recorded in order
to provide such services.
Care
For all information on this subject, refer to the
Caring for your vehicle brochure.
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