Display messages on vehicles with steering wheel buttons
Safety systems Display messages Possible causes/consequences and
0050
0050Solutions ABS
ABS
Visit workshop Visit workshop
ABS has been deactivated due to a malfunction. ESP
®
, ASR and
BAS, as well as cruise control, have also been deactivated as a
result.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
This causes steerability and braking to be greatly impaired. The
braking distance can increase in emergency braking situations.
The driven wheels can spin when accelerating.
If ESP ®
is not operational, ESP ®
will not stabilize the vehicle.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Visit a qualified specialist workshop immediately. ABS ABS
Unavailable Unavailable ABS is temporarily unavailable or is deactivated due to undervolt-
age. ESP
®
, ASR and BAS, as well as cruise control, are also
unavailable as a result.
The battery may not be being charged.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
This causes steerability and braking to be greatly impaired. The
braking distance can increase in emergency braking situations.
The driven wheels can spin when accelerating.
If ESP ®
is not operational, ESP ®
will not stabilize the vehicle.
There is an increased risk of skidding and accidents.
X Drive for a short distance at a speed of more than 13 mph
(20 km/h).
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
X Drive on with care.
X Visit a qualified specialist workshop immediately. 206
Display
messagesOn-board computer and displays
Display messages Possible causes/consequences and
0050
0050Solutions 003D
Visit workshop Visit workshop ASR has been deactivated due to a malfunction.
The engine power output may be reduced.
G WARNING
The driven wheels can spin when accelerating.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Visit a qualified specialist workshop immediately. 003D
Visit workshop Visit workshop BAS has been deactivated due to a malfunction.
G WARNING
The brake system continues to function normally, but without
electronic support.
The braking distance can increase in emergency braking situa-
tions.
There is a risk of an accident.
X Drive on with care.
X Visit a qualified specialist workshop immediately. 003D
Unavailable Unavailable ASR and BAS have been deactivated due to undervoltage.
The battery may not be being charged.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
The braking distance can increase in emergency braking situa-
tions. The driven wheels can spin when accelerating.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Visit a qualified specialist workshop immediately. 0026
Brake wear Visit Brake wear Visit
workshop workshop The brake pads/linings have reached their wear limit.
X
Have the brake pads/linings replaced as soon as possible at a
qualified specialist workshop. Display
messages
207On-board computer and displays Z
Display messages Possible causes/consequences and
0050
0050Solutions 0065
Brake fluid Visit Brake fluid Visit
workshop workshop There is insufficient brake fluid in the fluid reservoir.
G WARNING
Braking performance can be impaired.
There is a risk of an accident.
X Stop the vehicle as soon as possible, paying attention to road
and traffic conditions.
X Check the brake fluid level in the brake fluid reservoir
(Y page 256).
If the brake fluid is below the MIN mark:
X Do not continue driving under any circumstances.
X Do not add brake fluid. This does not solve the problem.
X Consult a qualified specialist workshop.
If the brake fluid is above the MIN mark:
X Drive on with care.
X Visit a qualified specialist workshop immediately. 0065
Brake Brake
force
forcedistri‐
distri‐
bution
bution EBD has been deactivated due to undervoltage.
The battery may not be being charged.
G WARNING
The rear wheels could lock when you apply the brakes. The braking
distance can increase in emergency braking situations.
There is an increased risk of skidding and accidents.
X Stop the vehicle as soon as possible, paying attention to road
and traffic conditions.
X Do not drive on.
X Consult a qualified specialist workshop. 0065
Brake Brake
force
forcedistri‐
distri‐
bution Visit work‐
bution Visit work‐
shop shop EBD has been deactivated due to a malfunction.
G WARNING
The rear wheels could lock when you apply the brakes. The braking
distance can increase in emergency braking situations.
There is an increased risk of skidding and accidents.
X Stop the vehicle as soon as possible, paying attention to road
and traffic conditions.
X Do not drive on.
X Consult a qualified specialist workshop. 208
Display
messagesOn-board computer and displays
Display messages Possible causes/consequences and
0050
0050Solutions ESP
ESP
Visit workshop Visit workshop
ESP
®
has been deactivated due to a malfunction. As a result,
cruise control has also been deactivated.
Engine power output may be reduced.
G WARNING
If ESP ®
is not operational, ESP ®
will not stabilize the vehicle.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Visit a qualified specialist workshop immediately. ESP ESP
Unavailable Unavailable
ESP
®
has been deactivated due to undervoltage. As a result, cruise
control has also been deactivated.
The battery may not be being charged.
G WARNING
If ESP ®
is not operational, ESP ®
will not stabilize the vehicle.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Consult a qualified specialized workshop as soon as possible. 0066
Parking brake Parking brake
Release brake Release brake Additionally, a warning tone sounds.
You are driving with the parking brake applied.
X
Release the parking brake (Y page 152).0076
Seatbelt sys. Seatbelt sys.
Visit workshop Visit workshop The belt system has malfunctioned.
G WARNING
In the event of an accident or a rapid deceleration, the seat belts
either cannot protect you as intended.
There is a risk of injury.
X Consult a qualified specialized workshop as soon as possible. SRS SRS
Restraint system Restraint system
Visit workshop Visit workshop The restraint systems have malfunctioned.
G WARNING
If the restraint system is malfunctioning, individual systems could
be triggered inadvertently or might not be triggered at all in the
event of an accident.
There is an increased risk of injury and accidents.
X Drive on with care.
X Visit a qualified specialist workshop immediately. Display
messages
209On-board computer and displays Z
Lights
Display messages Possible causes/consequences and
0050
0050Solutions 0049
Low beam left Low beam left The left-hand low beam is faulty
3
.
X Halogen headlamps: replace the bulb as soon as possible
(Y page 101).
X Bi-Xenon headlamps: consult a qualified specialist workshop
as soon as possible. 0049
Low beam right Low beam right The right-hand low-beam headlamp is faulty
3
.
X Halogen headlamps: replace the bulb as soon as possible
(Y page 101).
X Bi-Xenon headlamps: consult a qualified specialist workshop
as soon as possible. 0049
Cornering lt. left Cornering lt. left The left-hand cornering light is faulty
3
.
X Replace the bulb as soon as possible (Y page 101).0049
Cornering Cornering
lt.
lt.right
right The right-hand cornering light is faulty
3
.
X Replace the bulb as soon as possible (Y page 101).0049
Lights on automat‐ Lights on automat‐
ical. Remove key ical. Remove key The automatic headlamp feature is active: the light switch is in the
0058
position and you have forgotten to remove the key.
X Remove the key from the ignition lock. 0049
Turn signal left Turn signal left The left-hand turn signal is faulty.
X
Change the bulb as soon as possible in the front ( Ypage 102)
or rear (Y page 103) indicator lamp. 0049
Turn signal right Turn signal right The right-hand turn signal is faulty.
X
Change the bulb as soon as possible in the front ( Ypage 102)
or rear (Y page 103) indicator lamp. 0049
Brake lamp left Brake lamp left The left brake lamp is faulty
3
.
X Replace the bulb as soon as possible (Y page 103).0049
Brake lamp right Brake lamp right The right brake lamp is faulty
3
.
X Replace the bulb as soon as possible (Y page 103).0049
Third brake lamp Third brake lamp The third brake lamp is faulty
3
. This display message will only
appear if all LEDs have failed.
X Consult a qualified specialized workshop as soon as possible. 3
Depending on the equipment, the bulb-failure indicator may not be featured for any lamps other than the
turn signals. 210
Display messagesOn-board computer and displays
Display messages Possible causes/consequences and
0050
0050Solutions 00B2
Engine oil level Engine oil level
Stop, turn engine Stop, turn engine
off off There is not enough or no oil in the engine. There is a danger of
engine damage.
X
Stop the vehicle as soon as possible, paying attention to road
and traffic conditions.
X Check the oil level with the oil dipstick (Y page 253).
X If the engine oil level is correct: have the malfunction rectified
immediately at a qualified specialist workshop.
X If the engine oil level is too low: have the vehicle towed to a
qualified specialist workshop. 00B2
Oil sensor Visit Oil sensor Visit
workshop workshop There is a malfunction in the engine oil level display.
X
Have the vehicle checked immediately at a qualified specialist
workshop. Driving systems
Display messages Possible causes/consequences and
0050 0050Solutions Limit
Limit
... km/h
... km/h The speed display flashes.
The vehicle has exceeded the speed set for variable
SPEEDTRONIC, e.g. on a steep downhill gradient (overrun mode).
X Apply the brakes yourself as required. Cruise control Cruise control
Visit workshop
Visit workshop Cruise control has been deactivated due to a malfunction.
X
Have cruise control checked at a qualified specialist workshop. 216
Display
messagesOn-board computer and displays
Indicator and warning lamps in the instrument cluster
Problem Possible causes/consequences and
0050
0050Solutions 0072
The yellow ASR/
ESP®
warning
lamp flashes
while the vehicle
is in motion. G
WARNING
ESP ®
or ASR is intervening because at least one of the wheels has
reached its tire grip limit.
Cruise control is deactivated for the duration of the intervention.
X Adapt your driving style to suit the road and traffic conditions.
Do not use too much throttle.
X Drive slowly. 0072
The yellow ASR/
ESP®
warning
lamp is lit while
the engine is
running. ASR is deactivated.
G WARNING
The driven wheels can spin when accelerating.
There is an increased risk of skidding and accidents.
X Activate ASR again. Exceptions (Y page 60).0089
0025003D0065
The yellow ESP ®
, ABS
and ASR/BAS indicator
lamps and the red
brake system indicator
lamp are lit while the
engine is running. EBD is malfunctioning or deactivated due to undervoltage or mal-
function.
The battery may not be being charged.
G WARNING
The rear wheels could lock sooner than expected when you apply
the brakes. The braking distance can increase in emergency brak-
ing situations.
There is an increased risk of skidding and accidents.
X Vehicles with steering wheel buttons: also observe the mes-
sages in the display (Y page 199).
X Stop the vehicle as soon as possible, paying attention to road
and traffic conditions.
X Do not drive on.
X Consult a qualified specialist workshop. Indicator and warning lamps in the instrument cluster
221On-board computer and displays Z
Problem Possible causes/consequences and
0050
0050Solutions 0065
The red brake
system indicator
lamp is lit while
the engine is
running. There is insufficient brake fluid in the expansion tank.
G WARNING
Braking performance can be impaired.
There is a risk of an accident.
X Vehicles with steering wheel buttons: also observe the mes-
sages in the display (Y page 199).
X Stop the vehicle as soon as possible, paying attention to road
and traffic conditions.
X Check the brake fluid level in the expansion tank
(Y page 256).
X If the brake fluid is below the MIN mark: do not drive on!
X Do not add brake fluid. This does not solve the problem.
X Consult a qualified specialist workshop. 0065
When towing a
trailer: the red
brake system
indicator lamp is
lit while the
engine is run-
ning.
Additionally, a
warning tone
sounds. G
WARNING
The brake force booster in the trailer is faulty.
The driving and braking characteristics of your vehicle could
change. There is a risk of the trailer overbraking and of you losing
control over the truck/trailer combination.
There is a risk of an accident.
X Vehicles with steering wheel buttons: also observe the mes-
sages in the display (Y page 199).
X Stop the vehicle as soon as possible, paying attention to road
and traffic conditions.
X Do not drive on.
X Consult a qualified specialist workshop. 003D
The yellow ASR/
BAS indicator
lamp is lit while
the engine is
running. ASR has been deactivated due to a malfunction.
The engine power output may be reduced.
G WARNING
The driven wheels can spin when accelerating.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Consult a qualified specialist workshop as soon as possible. 222
Indicator and warning lamps in the instrument clusterOn-board computer and displays