BMW 2009 X5 Owner's Manual page 248

In order to be able to start the engine in the
usual way, there must be a sufficient supply of
diesel exhaust fluid in the separate reservoir.
System heating
In order to bring the system to operating tem-
perature after a cold start of the engine, the
automatic transmission shifts into the next
higher gear at a later point.
Reserve display
A display in the instrument panel informs you
about the remaining distance can be covered
with the amount of fuel currently in the tank.
The reserve display appears approx.
1,000 miles/1,600 km before the end of the
tank.
As soon as the reserve display has
appeared in the instrument panel, have
the diesel exhaust fluid refilled to prevent the
engine from being unable to
Diesel exhaust fluid at minimum
Even with a display of -- mls, the engine will
continue to run, provided that it is not switched
off, and all other operating requirements are
met, e.g. sufficient fuel.
246
Online Edition for Part no. 01 41 2 600 792 - © 09/08 BMW AG
be possible to restart the
Incorrect fueling
Please contact your BMW Sports Activity Vehi-
cle Center.
Have diesel exhaust fluid refilled
Your BMW Sports Activity Vehicle Center refills
the diesel exhaust fluid as part of the regular
maintenance. If you adhere to this maintenance
schedule, it is usually not necessary to refill any
fluids between the maintenance dates.
Under certain circumstances, e.g. due to a par-
ticularly sporty driving style or operation of the
vehicle at high altitudes, it may be necessary to
refill fluids between maintenance dates.
As soon as the reserve display has appeared in
the instrument panel, have the diesel exhaust
fluid refilled to prevent the engine from being
unable to restart.
You can have the fluid refilled by a BMW Sports
Activity Vehicle Center.
Diesel exhaust fluid at low
temperatures
restart.<
necessary to refill the diesel exhaust fluid
between the regular maintenance dates.
If the fluid needs to be refilled, this will be indi-
cated with the reserve display in the instrument
panel, refer to page
Do not drive until the displayed remaining
distance runs out. Otherwise, it may not
engine.<
The warning lamp lights up:
The reservoir has been filled with an
incorrect fluid.
Due to its physical properties, at temper-
atures below +237/–56, it may also be
246.<