alternator BMW X5 4.8IS 2004 E53 Owner's Manual

19n

OverviewControlsMaintenanceRepairsDataIndex

Indicator and warning lamps

Technology that monitors itself

Indicator and warning lamps that are
identified by
+

are tested for proper
functioning whenever the ignition key is
turned. They each light up once for dif-
ferent periods of time.
If a fault should occur in one of the
monitored systems, the corresponding
lamp does not go out after the engine is
started or it lights up while the vehicle is
moving. You will see how to react to
this in the following section.

Red: stop immediately

Battery charge current
+

The battery is not being
charged. There is a malfunction
of the alternator drive belt or in the
charging circuit of the alternator. Have
the system checked immediately.
If the drive belt is defective, do not
continue driving. The engine could
be damaged due to overheating. If the
drive belt is defective, increased steer-
ing effort is also required.<


Engine oil pressure +

Stop immediately and switch off
the engine. Check the engine oil
level; top up as required. If the oil level
is correct: have the system checked
immediately.
Do not continue driving. The
engine could be damaged
because of inadequate lubrication.<



Handbrake

*
/
Brake hydraulic system
+

Lights up with handbrake
engaged.
For additional information, refer to
page 66
Comes on although the handbrake is
released: stop immediately. The brake
fluid in the reservoir has fallen to below
the minimum level. At the same time, a
considerably longer brake pedal travel
may be noticeable. Have the system
checked immediately.
During continued driving
increased brake pedal pressure
may be necessary, and considerably
longer braking distances may result.
Please remember to adapt your driving
style accordingly.<


Before continuing your journey, be
sure to read the notes on pages 139
and 151.
Also comes on in the Check Control
with the message "CHECK BRAKE
LININGS".
Display of the previously
described malfunction on Cana-
dian models.