MERCEDES-BENZ GLS SUV 2021 Owners Manual

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
The electric parking brake could not be applied or released. #
Switch theve hicle o. and switch it back on
T
T o apply
o apply :
: #
Release and then apply the electric parking brake manually (/ page 227).
T
T o r
o r elease:
elease: #
Apply and then release the electric parking brake manuall y.
If it is not possible toapply the electric parking brake or there d! indicator lamp continues to0ash: #
Do not continue driving. Consult a quali/ed specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
*T heyellow ! indicator lamp is lit and there d! indicator lamp 0ashes for appr oximately ten seconds aTer the
electric parking brake has been applied or released. It then remains lit or goes out. The electric parking brake is mal-
functioning.
If t
If t he st he st at
ate of c
e of c harg
harge is t
e is t oo low
oo low :
: #
Char gethe 12 V batter y.
T
T o apply
o apply :
: #
Switch o. theve hicle.
The elect ric parking brake will be applied automatical ly.468
468
Display message
s andwarning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
If yo u do not wantthe electric parking brake tobe applied, e.g. at an automatic car wash or when theve hicle is being
to we d, lea vetheve hicle switched on. This does not include having theve hicle towe d with there ar axle raised.
If th e electric parking brake is not applied automaticall y: #
Switch theve hicle o. and switch it back on #
Release and then apply the electric parking brake manually (/ page 227).
If it is still not possible toapply the electric parking brake: #
Consult a quali/ed specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
T
T o r
o r elease:
elease: #
Ifth e conditions for automatic release are ful/lled and the electric parking brake is not released automaticall y,
re lease the electric parking brake manually (/ page 227).
If it is still not possible torelease the electric parking brake: #
Do not continue driving. Consult a quali/ed specialist workshop.
!
Release parking brake *T
hered! indicator lamp is 0ashing.
The electric parking brake is applied while you are driving:
R A condition for automatic release of the electric parking brake has not been ful/lled (/ page 227).
R You are per form ing emer gency braking using the electric parking brake (/ page 227). Display messages and
warning/indicator lamps
469
469

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Check the conditions for automatic release of the electric parking brake. #
Release the electric parking brake manuall y.
!
Turn on the ignition to
release the parking brake *T
hered! indicator lamp is lit.
Yo u ha veattem pted torelease the electric parking brake with theve hicle switched o.. #
Switch on theve hicle.
J Check brake fluid level *T
here is insu1cient brake 0uid in the brake 0uid reser voir. &
W WARNING
ARNING Risk of an accident due tolow brake 0uid le vel
If th e brake 0uid le vel is too lo w,the braking e.ect and the braking characteristics may be impaired. #
Stop theve hicle as soon as possible, paying attention toroad and tra1c conditions. Do not continue driving. #
Consult a quali/ed specialist workshop. #
Do not top up the brake 0uid. Check brake pads See
Owner's Manual
*T
he brakepads ha vereached thewe ar limit. #
Consult a quali/ed specialist workshop. 470 470
Displ
aymessages and warning/indicator lamps

Dr
Dr
iving syst
iving syst ems
ems Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
ë
Off *T
he HOLD function is deactivated because theve hicle is slipping or a condition for activation is not ful/lled. #
Reactivate the HOLD function later or check the activation conditions forth e HOLD function (/ page 235).
é
ATTENTION ASSIST inoper-
ative *A
TTENTION ASSIST is malfunctioning. #
Consult a quali/ed speciali stwo rkshop.
é
ATTENTION ASSIST: Take a
break! *A
TTENTION ASSIST has de tected fatigue or an increasing lack of concentration on the part of the driver
(/ page 237). #
If necessar y,take a break. Displ
aymessages and warning/indicator lamps
471 471

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
h
- - - km/h *C
ruise control cannot be activated as not all activation conditions are ful/lled. #
Obser vethe activation conditions for cruise control (/ page 239).
Cruise control inoperative *Cruise control is malfunctioning. #
Consult a quali/ed specialist workshop.
Cruise control and Limiter
inoperative *C
ruise control and the limiter are malfunctioning. #
Consult a quali/ed specialist workshop.
Cruise control off *Cruise control has been deactivated.
If th ere is an additional warning tone, cruise cont rol has been deactivated automatically (/ page 238).
È
- - -km/h *T
he limi ter can temp orarily not be engaged. Once the cause of the problem is no longer present, the system will be
av ailable again.
Limiter passive *Ifyo u depress the accelerator pedal be yond the pressure point (kickdown), the limiter is switched topassive mode
(/ page 239).
Limiter inoperative *The limi ter is malfunctioning. #
Consult a quali/ed specialist workshop. 472 472
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
ç
- - - km/h *A
ctive Dis tance Assist DISTRONIC cannot be activated as not all activation conditions are ful/lled. #
Comply with the activation conditions of Active Distance Assist DISTRONIC (/ page 244).
ç suspended *I
fyo u depress the accelerator pedal be yond the setting of Active Distance Assist DISTRONIC, the system will switch to
passive mode (/ page 241).
ç Off *A
ctive Dis tance Assist DISTRONIC was deacti vated. If a warning tone also sounds, Active Distance Assist DISTRONIC
has deactivated automatically (/ page 244).
Active Distance Assist cur-
rently unavailable See Own-
er's Manual *A
ctive Dis tance Assist DISTRONIC is temp orarily una vailable.
The ambient conditions are outside the system limits (/ page 241).
As soon as the ambient conditions are within the system limits, the system will become available again. #
Drive on
or Displ
aymessages and warning/indicator lamps
473 473

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra1c conditions and restart
th eve hicle.
Active Distance Assist inop-
erative *A
ctive Dis tance Assist DISTRONIC is malfunctioning.
Other driving systems and driving sa fety systems may also be malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop.
Active Distance Assist
available again *A
ctive Dis tance Assist DISTRONIC is ope rational again. #
Switch on Active Distance Assist DISTRONIC (/ page 244).
Speed Limit Assist cur-
rently unavailable See Own-
er's Manual *S
peed Limit Assist is temp orarily una vailable. #
Drive on
Once the cause of the problem is no longer present, the system will be available again.
Speed Limit Assist inopera-
tive *S
peed Limit Assist is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop. 474 474
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
ð
Maximum speed exceeded *Y
ou ha veexceeded the maximum permissible speed (for cer tain countries only). #
Drive more slo wly.
Speed limit (winter tyres)
XXX km/h *Y
ou ha vereached the maximum permissible stored speed for winter tyres. It is not possible toexceed this speed.
î
inoperative *T
he Downhill Speed Regulation is malfunctioning. #
Consult a quali/ed speciali stwo rkshop.
î
Not possible in current
drive program *T
he Downhill Speed Regulation is not available in the cur rently selected drive prog ram. #
Change the drive prog ram (/ page 205). Display messages and
warning/indicator lamps
475
475

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
î
Max. speed 40 km/h *T
he maximum speed of 40 km/h forth e Downhill Speed Regulation has been exceeded. #
Drive more slo wly.
Active Steering Assist cur-
rently unavailable See Own-
er's Manual *A
ctive Steering Assist is temp orarily una vailable.
The ambient conditions are outside the system limits (/ page 251).
As soon as the ambient conditions are within the system limits, the system will become available again. #
Drive on #
Check the tyre pressure if necessar y.
Active Steering Assist inop-
erative *A
ctive Steering Assist is malfunctioning. Active Distance Assist DISTRONIC remains available. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop.
Active Steering Assist cur-
rently unavailable due to
multiple emergency stops *A
ctive Steering Assist is temp orarily una vailable due tomultiple emer gency stops. #
Take ove rth e steering and stop in accordance with the tra1c conditions. #
Switch theve hicle o. and switch it back on
Ac tive Steering Assist is available once more. 476 476
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Beginning emergency stop *Your hands are not on the steering wheel. An emer gency stop is being initia ted (/ page 253). #
Put your hands back on the steering wheel.
Yo u can cancel the deceleration at any time byper form ing one of thefo llowing actions:
R Steering
R Braking or accelerating
R Deactivating Active Distance Assist DISTRONIC
Ø *A
ctive Steering Assist has reached the system limits (/ page 251).
Yo u ha venot steered independently for a considerable period of time. #
Take ove rth e steering and drive on in accordance with the tra1c conditions.
Active Stop-and-Go Assist
currently unavailable see
Owner's Manual *A
ctive Stop-and-Go Assist is temp orarily una vailable. Active Distance Assist DISTRONIC and Active Steering Assist are
still available.
The ambient conditions are outside the system limits (/ page 248).
As soon as the ambient conditions are within the system limits, the system will become available again. #
Drive on.
Active Stop-and-Go Assist
inoperative See Owner's
Manual *A
ctive Stop-and-Go Assist is malfunctioning.
Ac tive Stop-and-Go Assist has been deactivated. Active Distance Assist DISTRONIC and Active Steering Assist are still
av ailable. #
Drive on. Displ
aymessages and warning/indicator lamps
477 477