2016 MERCEDES-BENZ GLC COUPE display

Display messages
Possible causes/consequences and
M
MSolutions Check tyre(s)
Check tyre(s) The tyre pressure in one or more tyres has dropped significantly. The
wheel position is displayed on the multifunction display.
A warning tone also sounds.
G WARNING
Underinflated tyres pose the following risks:
R the tyres may burst, especially as the load and vehicle speed
increase
R the tyres may wear excessively and/or unevenly, which may greatly
impair tyre traction
R the driving characteristics, as well as steering and braking, may be
greatly impaired
There is a risk of an accident.
X Stop the vehicle without making any sudden steering or braking
manoeuvres. Pay attention to the traffic conditions as you do so.
X Secure the vehicle against rolling away (Y page 167).
X Check the tyres and, if necessary, follow the instructions for a flat
tyre (Y page 341).
X Check the tyre pressure (Y page 361).
X If necessary, correct the tyre pressure. Warning tyre defect Warning tyre defect The tyre pressure in one or more tyres has dropped suddenly. The
wheel position is displayed on the multifunction display.
G WARNING
If you drive with a flat tyre, there is a risk of the following hazards: R a flat tyre affects the ability to steer or brake the vehicle
R you could lose control of the vehicle
R continued driving with a flat tyre will cause excessive heat build-up
and possibly a fire
There is a risk of an accident.
X Stop the vehicle without making any sudden steering or braking
manoeuvres. Pay attention to the traffic conditions as you do so.
X Secure the vehicle against rolling away (Y page 167).
X Check the tyres and, if necessary, follow the instructions for a flat
tyre (Y page 341). Tyre Tyre
press.
press. monitor
monitor
currently unavaila‐
currently unavaila‐
ble ble No signals can be received from the tyre pressure sensors due to
strong RF interference. The tyre pressure monitor is temporarily mal-
functioning.
X Drive on.
The tyre pressure monitor restarts automatically as soon as the
cause has been rectified. 274
Display
messagesOn-board computer and displays

Display messages
Possible causes/consequences and
M
MSolutions Wheel sensor(s)
Wheel sensor(s)
missing missing There is no signal from the tyre pressure sensor of one or several
wheels. The pressure of the affected tyre is not displayed on the mul-
tifunction display.
X
Have the faulty tyre pressure sensor replaced at a qualified spe-
cialist workshop. Tyre Tyre
press.
press. monitor
monitor
inoperative No
inoperative No
wheel sensors wheel sensors The wheels fitted do not have suitable tyre pressure sensors. The tyre
pressure monitor is deactivated.
X Fit wheels with suitable tyre pressure sensors.
The tyre pressure monitor is activated automatically after driving for
a few minutes. Tyre Tyre
press.
press. monitor
monitor
inoperative
inoperative The tyre pressure monitor is faulty.
X Consult a qualified specialist workshop. Vehicle
Display messages
Possible causes/consequences and
M
MSolutions To start engine,
To start engine,
shift to either P shift to either P
or N or N You have attempted to start the engine with the transmission in posi-
tion Ror D.
X Shift the transmission to position Por N. Apply
Apply
brake
braketo
todese‐
dese‐
lect Park (P) posi‐
lect Park (P) posi‐
tion tion You have attempted to shift the transmission to position
D,Ror N
without depressing the brake pedal.
X Depress the brake pedal. To shift out of P
To shift out of P
or or
N,
N,depress
depress brake
brake
and start engine
and start engine With the engine switched off, you have attempted to shift the trans-
mission out of position Por Ninto another transmission position.
X Depress the brake pedal.
X Start the engine. Risk of vehicle
Risk of vehicle
rolling Transmis‐ rolling Transmis‐
sion not in P sion not in P The driver's door is open or not fully closed and the transmission is in
position R,Nor D.
A warning tone also sounds.
G WARNING
The vehicle may roll away.
There is a risk of an accident.
X Shift the transmission to position P.
X Secure the vehicle against rolling (Y page 167).
X Close the driver's door fully. Only select Park
Only select Park
(P) (P)
when
when vehicle
vehicle is
is
stationary
stationary The vehicle is moving.
X
Stop the vehicle, paying attention to road and traffic conditions.
X Shift the transmission to position P. Display
messages
275On-board computer and displays Z

Display messages
Possible causes/consequences and
M
MSolutions Without changing
Without changing
gear, consult work‐ gear, consult work‐
shop shop You cannot change the transmission position due to a malfunction.
A warning tone also sounds.
If transmission position
Dis selected:
X Drive to a qualified specialist workshop without shifting the trans-
mission from position D.
If transmission position R,Nor Pis selected:
X Secure the vehicle against rolling away (Y page 167).
X Consult a qualified specialist workshop. Reversing Reversing
not
not poss.
poss.
Consult workshop
Consult workshop You cannot shift to transmission position
Rdue to a malfunction.
The transmission positions P,Nor Dcontinue to be available.
A warning tone also sounds.
X Consult a qualified specialist workshop. Transmission Mal‐
Transmission Mal‐
function Stop function Stop A malfunction has occurred in the mechanical transmission compo-
nents.
A warning tone also sounds. The transmission shifts automatically to position N.
X Stop the vehicle, paying attention to road and traffic conditions.
X Shift the transmission to position P.
X Secure the vehicle against rolling (Y page 167).
X Consult a qualified specialist workshop. Stop vehicle Leave Stop vehicle Leave
engine engine
running
running Wait
Wait
Transmission cool‐
Transmission cool‐
ing ing The transmission has overheated. Pulling away can be temporarily
impaired or not possible.
X Stop the vehicle immediately, paying attention to road and traffic
conditions. Do not continue driving.
X Leave the engine running.
X Wait until the display message disappears before pulling away. A The tailgate is open.
G WARNING
When the engine is running, exhaust gases can enter the vehicle inte- rior if the tailgate is open.
There is a risk of poisoning.
X Close the tailgate. 276
Display
messagesOn-board computer and displays

Display messages
Possible causes/consequences and
M
MSolutions ? The bonnet is open. A warning tone also sounds.
G WARNING
The open bonnet may then block your view when the vehicle is in
motion.
There is a risk of an accident.
X Stop the vehicle immediately, paying attention to road and traffic
conditions.
X Secure the vehicle against rolling (Y page 167).
X Close the bonnet. Active bonnet mal‐ Active bonnet mal‐
function See Own‐ function See Own‐
er's Manual er's Manual The active bonnet (pedestrian protection) is not active due to a mal-
function or because it has already been triggered.
X Consult a qualified specialist workshop. C At least one door is open. A warning tone also sounds.
X Close all doors. _
Rear Rear
left
leftseat
seatback‐
back‐
rest not locked
rest not locked or
Rear right seat
Rear right seat
backrest not locked backrest not locked Vehicle with through-loading feature in the rear bench seat:
The left- or right-hand backrest at the rear is not engaged.
X Push the backrest back until it engages. _
Rear centre back‐ Rear centre back‐
rest not locked rest not locked Vehicle with through-loading feature in the rear compartment:
The centre rear seat backrest is not engaged.
X Push the backrest back until it engages. j
Check Check
trailer
trailer hitch
hitch
lock
lock The trailer tow hitch is not operational.
A warning tone also sounds.
G WARNING
If the ball coupling is not in the locked position, the trailer may come
loose. There is a risk of an accident.
X Stop the vehicle immediately, paying attention to road and traffic
conditions, and switch off the engine.
X Secure the vehicle against rolling (Y page 167).
X Uncouple the trailer and secure it against rolling away.
X Initiate a new swivelling procedure (Y page 220).
X When the display message disappears, re-couple the trailer.
If the multifunction display still shows the display message: X Do not re-couple the trailer.
X Check the ground clearance and drive on without the trailer.
X Consult a qualified specialist workshop immediately. Display
messages
277On-board computer and displays Z

Display messages
Possible causes/consequences and
M
MSolutions j
Trailer coupling Trailer coupling
extending… extending… The ball coupling is swivelled out or in.
Only swivel the ball coupling in or out when the vehicle is stationary.
No trailer may be coupled during the swivelling procedure. Do not
attempt to speed up, slow down or initiate the swivelling process using your hand, foot or other aids.
X Move the ball coupling of the trailer tow hitch to an operational
position (Y page 220). &
inoperative inoperative
Battery
Battery
low
low The on-board voltage is too low.
The auxiliary heating (Y
page 137) has switched itself off. The auxiliary
heating or remote activation of heating and ventilation systems can-
not be switched on.
X Drive for a considerable distance.
The battery charges. The auxiliary heating or remote activation of
heating and ventilation systems is operational again as soon as the
on-board voltage is sufficient. &
inoperative Refuel inoperative Refuel
vehicle vehicle There is too little fuel in the fuel tank. The auxiliary heating cannot be
switched on (Y page 137).
X Refuel at the nearest filling station. &
inoperative inoperative
See
SeeOwn‐
Own‐
er's Man.
er's Man. The auxiliary heating is temporarily malfunctioning or faulty.
X When the vehicle is on a level surface and the engine has cooled
down, make up to four attempts to switch on the auxiliary heating,
waiting several minutes between each attempt (Y page 137).
If the auxiliary heating does not switch on: X Consult a qualified specialist workshop. Ð
Power steering mal‐ Power steering mal‐
function See Own‐ function See Own‐
er's Manual er's Manual The power steering assistance is faulty.
A warning tone also sounds.
G WARNING
You will need to use more force to steer.
There is a risk of an accident.
X Check whether you are able to apply the extra steering force
required.
If you are able to steer safely:
X Drive on carefully.
X Consult a qualified specialist workshop immediately.
If you are unable to steer safely:
X Do not drive on.
X Consult a qualified specialist workshop. 278
Display
messagesOn-board computer and displays

Display messages
Possible causes/consequences and
M
MSolutions Telephone
Telephone
No
Noservice
service Your vehicle is outside the mobile phone network provider's trans-
mitter/receiver range.
X Wait until the mobile phone operational readiness symbol appears
on the multifunction display. ¥
Top up washer fluid Top up washer fluid The washer fluid level in the washer fluid reservoir has dropped below
the minimum.
X Top up the washer fluid (Y page 329).Key
Display messages
Possible causes/consequences and
M
MSolutions Â
Key Key
does
does not
notbelong
belong
to vehicle
to vehicle You have put the wrong key in the ignition lock.
X Use the correct key. Â
Replace key Replace key The key needs to be replaced.
X Consult a qualified specialist workshop. Â
Change Change
key
keybatteries
batteries The key battery is discharged.
X Replace the batteries (Y page 85).Â
Key not detected Key not detected
(white display message) The key is currently undetected.
X Change the location of the key in the vehicle.
If the key still cannot be detected:
X Insert the key into the ignition lock and turn it to the desired posi-
tion. Â
Key not detected Key not detected
(red display message) The key is not in the vehicle.
A warning tone also sounds.
If the engine is switched off, you can no longer lock the vehicle cen-
trally or start the engine.
X Stop the vehicle immediately, paying attention to road and traffic
conditions.
X Secure the vehicle against rolling (Y page 167).
X Locate the key.
X Press aon the steering wheel to confirm the display message. Display
messages
279On-board computer and displays Z

Display messages
Possible causes/consequences and
M
MSolutions Because there is interference from a strong source of radio waves, the
key is not detected whilst the engine is running.
A warning tone also sounds.
X Stop the vehicle immediately, paying attention to road and traffic
conditions.
X Secure the vehicle against rolling (Y page 167).
X Insert the key into the ignition lock and bring into key mode. Â
Remove Remove
starting
starting but‐
but‐
ton,
ton, then
theninsert
insert key
key The key is continually undetected.
The key detection function has a temporary malfunction or is faulty. A
warning tone also sounds.
X Insert the key into the ignition lock and turn it to the desired posi-
tion.
X Consult a qualified specialist workshop. Warning and indicator lamps in the instrument cluster
General notes
Some systems carry out a self-diagnosis when the ignition is switched on. In the process, several
warning and indicator lamps may temporarily light up or flash. This is not an indication of any
problem. These warning and indicator lamps only indicate a malfunction if they light up or flash after
the engine is started or during a journey. Safety
Seat belts Warning/
indicator
lamp
N N
Signal type
Possible causes/consequences and M
MSolutions ü
N
Only for certain countries: the red seat belt warning lamp lights up for 6 seconds
after the engine starts.
The seat belt warning lamp reminds the driver and front passenger to fasten their
seat belts.
X Fasten your seat belt (Y page 45).ü
N
Only for certain countries: the red seat belt warning lamp lights up after the
engine starts. In addition, a warning tone sounds for up to 6 seconds.
The driver's seat belt is not fastened.
X Fasten your seat belt (Y page 45).
The warning tone ceases. 280
Wa
rning and indi cator lamps in the instrument clusterOn-board computer and displays

Warning/
indicator
lamp
N N
Signal type
Possible causes/consequences and M
MSolutions ü
N
The red seat belt warning lamp lights up after the engine starts, as soon as the
driver's or the front-passenger door is closed.
The driver or passenger has not fastened their seat belt.
X Fasten your seat belt (Y page 45).
The warning lamp goes out.
There are objects on the front-passenger seat.
X Remove the objects from the front-passenger seat and stow them in a secure
place.
The warning lamp goes out. ü
N
The red seat belt warning lamp flashes and an intermittent audible warning
sounds.
The driver or passenger has not fastened their seat belt. At the same time, you are
driving faster than 25 km/h or have briefly driven faster than 25 km/h.
X Fasten your seat belt (Y page 45).
The warning lamp goes out and the intermittent warning tone ceases.
There are objects on the front-passenger seat. At the same time, you are driving
faster than 25 km/h or have briefly driven faster than 25 km/h.
X Remove the objects from the front-passenger seat and stow them in a secure
place.
The warning lamp goes out and the intermittent warning tone ceases. Warning and indicator lamps in the instrument cluster
281On-board computer and displays Z