alternator BMW 540I SEDAN 2002 Owners Manual

19n

OverviewControlsMaintenanceRepairsDataIndex

Indicator and warning lamps

Technology that monitors itself

The system runs a check on the
warning and indicator lamps marked by
"

l

" each time you switch on the igni-
tion. They each light up once for
different periods of time.
If a fault should occur in one of these
systems, the corresponding lamp does
not go out after the engine is started or
it lights up while the vehicle is moving.
The following section describes how
you should respond.

Red: stop immediately

Battery charge current

l

The battery is no longer being
charged. This indicates a defect
in the alternator drive belt or in the
charging circuit of the alternator. Please
contact the nearest BMW center.
Stop and switch off the engine
immediately to prevent over-
heating and serious engine damage. If
the drive belt is defective, increased
steering effort is also required.

<


Engine oil pressure

l

May be accompanied by the
message "STOP!ENGINE
OILPRESS" in the Check Control
display panel

*
: stop the vehicle imme-
diately and switch off the engine. Check
the engine oil level; top up as required.
If the oil level is correct: please contact
the nearest BMW center.
Do not continue driving, as the
engine could sustain serious
damage from inadequate lubrication.

<



Tire Pressure Monitor (RDC)

*


l

Accompanied by an acoustic
warning signal: a tire failure has
occurred. Reduce vehicle speed imme-
diately and stop the vehicle. Avoid hard
brake applications. Do not oversteer.
For additional information: refer to
page 98
Parking brake

*
/
brake system hydraulic circuits

l

Comes on when you engage the
parking brake.
For additional information: refer to
page 68
Comes on although the parking brake
is released: have the brake fluid level
checked. Before continuing your
journey, be sure to read the notes on
pages 132 and 143
Also comes on with the message
"CHECK BRAKE LININGS" in the
Check Control.
Parking brake warning lamp

*
/
brake system hydraulic circuits
for Canadian models.