20n
 
Indicator and warning lamps 
 
Technology that monitors itself 
 
Many of the systems of your BMW mon-
itor themselves automatically, both dur-
ing engine starts and while you are driv-
ing. Indicator and warning lamps that 
are identified by "
 
l
 
" are tested for 
proper functioning whenever the igni-
tion key is turned. 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. 
You will see how to react to this below.
 
Red: Stop immediately
 
Battery charge current
 
 
 
l
 
 
The battery is no longer being 
charged. There is a malfunction 
of the alternator ribbed V-belt or in the 
charging circuit of the alternator. Please 
contact the nearest BMW center.
If the ribbed V-belt is defective, do 
not continue driving. The engine 
could be damaged due to overheating. 
If the ribbed V-belt is defective, in-
creased steering effort is also re-
quired.
 
<
 
Engine oil pressure
 
  
l
 
  
Stop vehicle and switch off en-
gine immediately. Check level of 
oil in engine, top up as required. If oil 
level is correct: Please contact the 
nearest BMW center.
Do not continue driving. The en-
gine could be damaged because 
of inadequate lubrication.
 
< 
Tire Pressure Control (RDC)
* l
In addition, there is an acousti-
cal warning signal: A tire failure 
has occurred. Reduce vehicle speed 
immediately and stop the vehicle. Avoid 
hard brake applications. Do not over-
steer. 
For additional information: Refer to 
page 82.
Brake hydraulic system l
If the lamp comes on when the 
parking brake is not engaged: 
Check the brake fluid level. Before driv-
ing further, be sure to read the notes on 
pages 109 and 127.
Brake-warning lamp for Cana-
dian models.