alternator BMW M3 CONVERTIBLE 2011 Owners Manual

18

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 these
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 below.

Red: stop immediately

Battery charge current

●

The battery is no longer being
charged. There is a malfunction
of the alternator drive belt or in the
charging circuit of the alternator. Please
contact the nearest BMW center.
If the drive belt is defective, stop
and switch off the engine immedi-
ately to prevent overheating and seri-
ous engine damage. If the drive belt is
defective, increased steering effort is
also required.

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Engine oil pressure

●

An alarm sounds at the same
time. The engine oil pressure is
too low. Stop the vehicle immediately
and switch off the engine. It is not pos-
sible to continue driving. Please contact
the nearest BMW center.
Do not continue driving, as the
engine could sustain serious dam-
age from inadequate lubrication.

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Flat Tire Monitor

●

In addition, an acoustic signal is
sounded: there is a flat tire.
Reduce speed and carefully come to a
stop. Avoid sudden braking and steer-
ing maneuvers.
For additional information, refer to
page 88.
Brake warning lamp

●

If the lamp comes on when the
parking brake is not engaged:
check the brake fluid level. It is very
important that you follow the instruc-
tions on page 129 before driving on.
Have the system checked immediately.
Brake warning lamp for Cana-
dian models.

Red: an important reminder

Brake warning lamp

●

Comes on when the parking
brake is engaged – an additional
acoustic signal sounds when starting
off.
For additional information, refer to
page 68.
Brake warning lamp for Cana-
dian models.
Lock seat backrest/Please fas-
ten safety belt

●

Comes on together with an
acoustic signal until driver fastens
safety belt. Flashes when the backrest
is not locked.
For additional information on locking
the seat backrests, refer to page 49.
For additional information on safety
belts, refer to page 50.
Airbags

●

Have the system checked as
soon as possible.
For additional information, refer to
page 57.