Mercedes-Benz GL-Class: Safety systems
Display messages
(USA only)
(Canada only) The red brake system
warning lamp comes on
while the engine is
running. A warning tone
also sounds.
Possible causes/consequences and ► Solutions
Risk of accident
There is not enough brake fluid in the brake fluid reservoir.
► Pull over and stop the vehicle safely as
soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances.
► Engage the parking brake.
► Consult a qualified specialist workshop
immediately.
► Observe the additional display messages in
the multifunction
display.
Do not add brake fluid. This will not correct the malfunction.
WARNING
Driving with the brake warning lamp illuminated can result in an accident. Have
your brake system
checked immediately if the brake warning lamp stays on. Do not add brake fluid
before checking
the brake system.
Overfilling the brake fluid reservoir can result in spilling brake fluid on hot
engine parts and the
brake fluid catching fire. You can be seriously burned.
Display messages
The yellow ABS warning lamp is lit while the engine is running.
Possible causes/consequences and ► Solutions
Risk of accident
ABS (Anti-lock Brake System) is deactivated due to a malfunction.
ESP® (Electronic Stability Program), BAS (Brake Assist),
PRE-SAFE®, hill start assist and ESP® trailer stabilization, for
example, are therefore also deactivated.
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
► Observe the additional display messages in
the multifunction
display.
► Drive on carefully.
► Visit a qualified specialist workshop.
If the ABS control unit is faulty, there is also a possibility that other
systems, such as the navigation system or the automatic
transmission, will not be available.
Display messages
The yellow ABS warning lamp is lit while the engine is running.
Possible causes/consequences and ► Solutions
Risk of accident
ABS is temporarily unavailable. ESP®, BAS, EBD (electronic brake
force distribution), PRE-SAFE®, hill start assist and ESP® trailer
stabilization, for example, are therefore also unavailable.
Self diagnosis is not yet complete.
or
For example, the on-board voltage may be insufficient.
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
► Carefully drive a suitable distance making
slight steering
movements at a speed above 12 mph (20 km/h).
The functions mentioned above are available again when the
warning lamp goes out.
If the warning lamp is still on:
► Observe the additional display messages in
the multifunction
display.
► Drive on carefully.
► Visit a qualified specialist workshop.
Display messages
The yellow ABS warning lamp is lit while the engine is running. A warning tone also sounds.
Possible causes/consequences and ► Solutions
Risk of accident
EBD is faulty. Therefore, ABS, BAS, PRE-SAFE®, hill start assist and
ESP® trailer stabilization, for example, are also not available due
to a malfunction.
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
► Observe the additional display messages in
the multifunction
display.
► Drive on carefully.
► Visit a qualified specialist workshop.
Display messages
(USA only)
(Canada only)
The red brake warning
lamp, the yellow ESP®
and ESP® OFF warning
lamps and the yellow
ABS warning lamp are
lit while the engine is
running.
Possible causes/consequences and ► Solutions
Risk of accident
ABS and ESP® are faulty. As a result other systems, such as, BAS,
EBD, PRE-SAFE®, hill start assist and ESP® trailer stabilization...,
may also be unavailable due to a malfunction.
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
► Observe the additional display messages in
the multifunction
display.
► Drive on carefully.
► Visit a qualified specialist workshop.
Display messages
The yellow ESP® warning lamp flashes while the vehicle is in motion.
Possible causes/consequences and ► Solutions
Risk of accident
ESP® or traction control has intervened because there is a risk of
skidding or at least one wheel has started to spin.
Cruise control or DISTRONIC is deactivated.
► Only depress the accelerator pedal as far
as necessary when
pulling away.
► Release the accelerator pedal while the
vehicle is in motion.
► Adapt your driving style to suit the road
and weather conditions.
► Do not deactivate ESP®.
For exceptions:.
Display messages
The yellow ESP® warning lamp flashes while the vehicle is in motion.
Possible causes/consequences and ► Solutions
At least one wheel is spinning and the electronic traction system
is deactivated to prevent the brakes on the drive wheels from
overheating.
► Observe the additional display messages in
the multifunction
display.
The electronic traction system switches back on again as soon as
the brakes have cooled down.
The display message disappears and the ÷ warning lamp goes
out.
Display messages
The yellow ESP® OFF warning lamp is lit while the engine is running.
Possible causes/consequences and ► Solutions
Risk of accident
ESP® and ESP® trailer stabilization are deactivated. ESP® will not
stabilize the vehicle if it starts to skid or if a wheel starts to spin.
► Reactivate ESP®.
For exceptions:.
► Adapt your driving style to suit the road
and weather conditions.
If ESP® cannot be activated:
► Have ESP® checked at a qualified
specialist workshop.
Display messages
The yellow ESP® and ESP® OFF warning lamps are lit while the engine is running.
Possible causes/consequences and ► Solutions
Risk of accident
ESP®, BAS, PRE-SAFE®, hill start assist and ESP® trailer
stabilization are not available due to a malfunction. ESP® will not
stabilize the vehicle if it starts to skid or if a wheel starts to spin.
► Observe the additional display messages in
the multifunction
display.
► Drive on carefully.
► Visit a qualified specialist workshop.
Display messages
(USA only)
(Canada only)
The red brake system
warning lamp comes on
while the vehicle is
moving. A warning tone
also sounds.
Possible causes/consequences and ► Solutions
You are driving with the parking brake applied.
► Release the parking brake
The warning lamp goes out and the warning tone ceases.
Display messages
The red SRS warning lamp is lit while the engine is running.
Possible causes/consequences and ► Solutions
Risk of injury
The restraint systems are malfunctioning. The air bags or ETDs
may either be triggered unintentionally or, in the event of an
accident, not be triggered at all.
► Drive on carefully.
► Visit a qualified specialist workshop
immediately.
WARNING
In the event a malfunction of the SRS is indicated as outlined above, the SRS
may not be
operational.
For your safety, we strongly recommend that you contact an authorized
Mercedes-Benz Center
immediately to have the system checked. Otherwise the SRS may not be activated
when needed
in an accident, which could result in serious or fatal injury, or it might
deploy unexpectedly and
unnecessarily which could also result in injury.
Seat belts
Display messages After starting the engine, the red seat belt warning lamp lights up for six seconds. Possible causes/consequences and ► Solutions The seat belt warning lamp reminds the ...Engine
Display messages (USA only) (Canada only) The yellow Check Engine warning lamp lights up while the ignition is switched on with the engine running. Possible causes/consequences and ► ...See also:
Critical warning message (red)
Illuminates when a critical warning message is available in the message center. ...
Cross bar
Points to observe before use
The maximum roof load that can be used with
additional accessories decreases by the dead
weight of the crossbars (13.7 lbs/6.2 kg).
Note that installing the crossb ...
Heated steering wheel
The heated steering wheel system is
designed to operate only when the surface
temperature of the steering wheel is below
688F (208C).
Push the heated steering wheel switch to
warm the stee ...