Charging Battery; Vehicle Battery - BMW 2009 X3 Owner's Manual

Protect valve stems with valve stem
seal caps from dirt and contamina-
tion. Dirt in valve stems is a frequent source
of gradual air loss.<
4. Reinitialize the Flat Tire Monitor
the Tire Pressure Monitor
pages 54, 55.
Do not initialize the Flat Tire Monitor
when driving with a compact
5. Replace the defective tire as soon as possi-
ble and have the new wheel/tire balanced.
Driving with compact wheel
Drive reservedly and do not exceed a speed of
50 mph/80 km/h.
Mounting the compact wheel can change the
driving characteristics. For example, it can
reduce tracking stability during braking, extend
braking distances, and alter self-steering char-
acteristics in the limit range. With winter tires,
these characteristics are more pronounced.
Only one compact wheel may be
mounted. You should re-equip with
wheels and tires of the original size as soon as
possible.<

Vehicle battery

Maintenance
The battery is 100% maintenance-free, i.e., the
electrolyte will last for the life of the battery
when the vehicle is operated in a temperate cli-
mate. Your BMW Sports Activity Vehicle Center
will be happy to advise you on all questions con-
cerning the battery.
Warning lamp
The warning lamp lights up. The battery
is no longer being charged. The alterna-
tor V-belt is defective or there is a mal-
function in the charge current circuit of the
alternator. Have the system checked immedi-
ately.
Online Edition for Part no. 01 41 2 601 104 - © 08/08 BMW AG
due to overheating.
Moreover, an increased amount of force is
required for steering if there is a sharp drop in
*
or reset
the onboard supply
*
, refer to

Charging battery

Charge the battery in the vehicle only when the
wheel.<
engine has been switched off. For connections,
refer to Jump starting on page 122.
Disposal
Vehicle Center or bring them to a collection
point. Maintain the battery in an upright position
for transport and storage. Always secure the
battery to prevent it from tipping over during
transport.<
Power failure
After a temporary power supply interruption,
some equipment is subject to limited use and
must be reinitialized. Individual settings are also
lost and must be updated again:
>
>
>
>
Do not continue driving if the V-belt is
defective. The engine could be damaged
voltage.<
Have old batteries disposed of following
replacement at your BMW Sports Activity
Panorama glass sunroof
It may be only possible to raise the sunroof.
The system must be initialized, refer to
page 24.
Power windows
The pinch protection system must be reini-
tialized, refer to page 23.
Seat and mirror memory
The positions must be stored again, refer to
page 31.
Time
Must be set again, refer to page 47.
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