2016 MERCEDES-BENZ C CLASS display

Display messages
Possible causes/consequences and P Solutions

Display messages
Possible causes/consequences and P Solutions
Lan e Keepin g Assist
Inoperative or
Active Lan e Keepin g
Assist Inoperative Lan e Keepin g Assis t or Active Lan e Keepin g Assis t is defective.X
Visit a qualified specialist workshop .
Blind Spo t Assist
Currently Unavaila‐
ble See Operator' s
Manual or Active
Blind Spo t Assist
Currently Unavaila‐
ble See Operator' s
Manual Blind Spot Assis t or Active Blind Spot Assis t is temporarily inoperative.
Possibl e causes are: R
th e radar sensor system is outside th e operating temperature
range. R
th e radar sensor system is temporarily inoperative, e.g. due to elec -
tromagneti c radiation emitted by nearby TV or radi o station s or
other source s of electromagneti c radiation .
Whe n th e causes state d abov e no longer apply, th e display message
disappears.
Blind Spot Assis t or Active Blind Spot Assis t is operational again .
If th e display message does no t disappear :X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 177).X
Restart th e engine.
Blind Spo t Assist
Inoperative or
Active Blind Spo t
Assist Inoperative Blind Spot Assis t or Active Blind Spot Assis t is defective.X
Visit a qualified specialist workshop .
Par k Assist Canceled The driver's door is open .X
Repeat th e parking gap measuremen t and parking process wit h th e
driver's door closed .
You touched th e multifunction steering whee l while steering inter-
vention was active .X
Whil e steering intervention is active , mak e sur e that th e multifunc-
tion steering whee l is no t touched unintentionally.
The vehicl e has started to skid and ES P ®
has intervened.X
Use Active Parking Assis t again later ( Y
page 202).
Par k Assist Inoper ‐
ative PARKTRONI C is malfunctioning or faulty.X
Follow th e instruction s and helpful hints in th e "Problem s wit h
PARKTRONIC" section ( Y
page 202).
If th e multifunction display still shows th e display message :X
Visit a qualified specialist workshop .276
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
Active Parking Assis t is unavailable or faulty.X
Switc h off th e ignition and restar t th e engine.
If Active Parking Assis t continues to be unavailable (the ] symbol
does no t appear in th e multifunction display):X
Visit a qualified specialist workshop .
Par k Assist
Switched Off The vehicl e is parked. A warning tone also sounds.
The display message disappear s automatically.
Traffi c Sig n Assist
Currently Unavaila‐
ble See Operator' s
Manual Traffic Sig n Assis t is temporarily inoperative.
Possibl e causes are: R
th e windshield in th e camera' s field of vision is dirty.R
visibilit y is impaire d due to heav y rain , snow or fog .X
Clean th e windshield.
If th e system detects that th e camera is full y operational, th e display
message disappears.
Traffic Sig n Assis t is operational again .
Traffi c Sig n Assist
Inoperative Traffic Sig n Assis t is faulty.X
Visit a qualified specialist workshop .

Display messages
Possible causes/consequences and P Solutions
DISTRONIC PLU S Cur ‐
rently Unavailable
See Operator' s Man ‐
ual DISTRONI C PLU S is temporarily inoperative.
Steering Assis t and Stop&Go Pilo t are temporarily inoperative.
Possibl e causes are: R
th e radar sensor system is temporarily inoperative, e.g. due to elec -
tromagneti c radiation emitted by nearby TV or radi o station s or
other source s of electromagneti c radiation .R
th e system is outside th e operating temperature range.R
The on-boar d voltag e is to o low.
A warning tone also sounds.
Whe n th e causes state d abov e no longer apply, th e display message
disappears.
DISTRONI C PLU S is operational again .
If th e display message does no t disappear :X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 177).X
Restart th e engine.
DISTRONIC PLU S Inop‐
erativ e DISTRONI C PLU S is defective.
The followin g may hav e also failed:R
BA S PLU S wit h Cross-Traffic Assis tR
PRE-SAF E ®
BrakeR
Steering Assis t and Stop&Go Pilo t
A warning tone also sounds. X
Visit a qualified specialist workshop .
DISTRONIC PLU S Sus ‐
pended You hav e depressed th e accelerato r pedal . DISTRONI C PLU S is no
longer controllin g th e speed of th e vehicle.X
Remove your foo t from th e accelerato r pedal .
DISTRONIC PLU S
- - - mph An activation condition for DISTRONI C PLU S is no t fulfilled .X
Chec k th e activation condition s for DISTRONI C PLU S ( Y
page 186).278
Display messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
DTR+: Steering
Assist . Currently
Unavailable See
Operator' s Manual Steering Assis t and Stop&Go Pilo t are temporarily inoperative.
Possibl e causes are: R
th e windshield in th e camera' s field of vision is dirty.R
visibilit y is impaire d due to heav y rain , snow or fog .R
there are no lan e marking s for a longer period.R
th e lan e marking s are worn, dark or covered, e.g. by dir t or snow.
Whe n th e causes state d abov e no longer apply, th e display message
disappears.
Steering Assis t and Stop&Go Pilo t are operative again .
If th e display message does no t disappear :X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 177).X
Clean th e windshield.
DTR+: Steering
Assist . Inoperative Steering Assis t and Stop&Go Pilo t are faulty.
However, th e DISTRONI C PLU S function s are still available.
A warning tone also sounds. X
Visit a qualified specialist workshop .
Cruise Contro l Inop‐
erativ e Cruis e control is malfunctioning .
A warning tone also sounds. X
Visit a qualified specialist workshop .
Cruise Contro l
- - - mph R
A condition for activating cruise control has no t been met .
You hav e tried to store a speed belo w 20 mph (30 km/h), for exam-
ple. R
ES P ®
is deactivated. The yello w ES P ®
OF F warning lamp is lit .X
If condition s permit , drive faste r than 20 mph (30 km/h ) and store
th e speed.
or X
Chec k th e activation condition s for cruise control ( Y
page 185).
or X
Reactivat e ES P ®
.R
all vehicles except Mercedes-AMG vehicles ( Y
page 74)R
Mercedes-AMG vehicles ( Y
page 74 )Display messages 27 9
On-board computer and displays Z

Tires Display messages
Possible causes/consequences and P Solutions
Check Tire Pressure
Soon Canada only:
The tire pressure loss warning system has detected a significant loss
in pressure.
A warning tone also sounds.
Possible causes: R
you have changed the positions of the wheels and tires or installed
new wheels and tires. R
the tire pressure in one or more tires has dropped significantly
G WARNING
Tire pressures that are too low pose the following hazards: R
they may burst, especially as the load and vehicle speed increase. R
they may wear excessively and/or unevenly, which may greatly
impair tire 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
maneuvers. Pay attention to the traffic conditions as you do so. X
Secure the vehicle against rolling away ( Y
page 177).X
Check the tires and, if necessary, follow the instructions for a flat
tire ( Y
page 343). X
Check the tire pressures and, if necessary, correct the tire pressure. X
Restart the tire pressure loss warning system when the tire pres-
sure is correct ( Y
page 367).
Check Tire Pressure
Then Restart Run
Flat Indicator Canada only:
The tire pressure loss warning system generated a display message
and has not been restarted since. X
Set the correct tire pressure in all four tires. X
Restart the tire pressure loss warning system ( Y
page 367).
Run Flat Indicator
Inoperative Canada only:
The tire pressure loss warning system is faulty. X
Visit a qualified specialist workshop.
Please Correct Tire
Pressure The tire pressure is too low in at least one of the tires, or the tire
pressure difference between the wheels is too great. X
Check the tire pressures at the next opportunity ( Y
page 367).X
If necessary, correct the tire pressure. X
Restart the tire pressure monitor ( Y
page 369).280
Displa y messages
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
Check Tires The tire pressur e in on e or mor e tires has dropped significantly. The
whee l position is displayed in th e multifunction display.
A warning tone also sounds.
G WARNIN G
Tir e pressures that are to o low pos e th e followin g hazards :R
they may burst, especially as th e load and vehicl e speed increase.R
they may wear excessivel y and/o r unevenly, whic h may greatl y
impair tire traction .R
th e drivin g characteristics , as well as steering and braking , may be
greatl y impaired.
There is a ris k of an accident.X
Stop th e vehicl e without making any sudden steering or braking
maneuvers . Pay attention to th e traffic condition s as you do so.X
Secur e th e vehicl e against rollin g away ( Y
page 177).X
Chec k th e tires and , if necessary, follow th e instruction s for a flat
tire ( Y
page 343). X
Chec k th e tire pressur e ( Y
page 367).X
If necessary, correc t th e tire pressure.
Warnin g Tir e Mal ‐
function The tire pressur e in on e or mor e tires has dropped suddenly. The whee l
position is shown in th e multifunction display.
G WARNIN G
Drivin g wit h a flat tire poses a ris k of th e followin g hazards :R
a flat tire affects th e abilit y to steer or brak e th e vehicle.R
you could lose control of th e vehicle.R
continued drivin g wit h a flat tire will caus e excessive heat build-up
and possibl y a fire.
There is a ris k of an accident.X
Stop th e vehicl e without making any sudden steering or braking
maneuvers . Pay attention to th e traffic condition s as you do so.X
Secur e th e vehicl e against rollin g away ( Y
page 177).X
Chec k th e tires and , if necessary, follow th e instruction s for a flat
tire ( Y
page 343).
Tir e Press. Monito r
Currently Unavaila‐
ble Becaus e there is interferenc e from a stron g source of radi o waves, no
signals from th e tire pressur e sensor s are detected. The tire pressur e
monitor is temporarily malfunctioning .X
Drive on .
The tire pressur e monitor restarts automatically as soo n as th e
problem has been resolved.
TirePress . Sen ‐
sor(s) Missin g There is no signal from th e tire pressur e sensor of on e or several
wheels. The pressur e of th e affecte d tire is no t displayed in th e mul-
tifunction display. X
Hav e th e fault y tire pressur e sensor replace d at a qualified special -
ist workshop . Display messages 28 1
On-board computer and displays Z

Display messages
Possible causes/consequences and P Solutions
Tir e Pressure Moni‐
tor Inoperative No
Wheel Sensor s The wheels mounte d do no t hav e a suitable tire pressur e sensor . The
tire pressur e monitor is deactivated.X
Moun t wheels wit h suitable tire pressur e sensors.
The tire pressur e monitor is activated automatically after drivin g for
a few minutes.
Tir e Press. Monito r
Inoperative The tire pressur e monitor is faulty.X
Visit a qualified specialist workshop .
Vehicle Display messages
Possible causes/consequences and P Solutions
Shift to 'P' or 'N'
to Start Engine You hav e attempte d to start th e engin e wit h th e transmission in posi-
tion R or D . X
Shift th e transmission to position P or N .
Apply Brake to
Shift fro m 'P' You hav e attempte d to mov e th e transmission selector lever to posi-
tion D , R or N without depressing th e brak e pedal .X
Depress th e brak e pedal .
To Deselect P or N,
Depres s Brake and
Start Engine Wit h th e engin e switched off , you hav e attempte d to shift th e trans -
mission out of position P or N int o another transmission position .X
Depress th e brak e pedal .X
Start th e engine.
Transmission Not in
P Ris k of Vehicl e
Rollin g Awa y The driver's door is open or no t full y closed and th e transmission is in
position R , N or D .
A warning tone also sounds.
G WARNIN G
The vehicl e may rol l away.
There is a ris k of an accident.X
Shift th e transmission to position P .X
Secur e th e vehicl e against rollin g away ( Y
page 177).X
Clos e th e driver's door completely.
Onl y Shift to 'P'
whe n Vehicl e is Sta ‐
tionar y The vehicl e is moving .X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Shift th e transmission to position P .282
Display messages
On-board computer and displays