lock MERCEDES-BENZ C-CLASS SALOON 2007 Owners Manual

Display
messages 24
2 Display messages Possible cause/consequence Possible solution
Check brake
fluid level
G
Risk of accident
There is insufficient brake fluid in the
brake fluid reservoir. In addition, the
3 warning lamp in the instrument clus-
ter lights up and a warning tone sounds. X
Pull over as soon as it is safe to do so.
X Do not continue driving under any circumstan-
ces .
X Consult the nearest qualified specialist work -
shop.
X Do not top up the brake fluid. This will not rec -
tify the malfunction. P
Shift to
P P
Shift to
P You have switched off the engine with the
KEYLESS GO* button and opened the driv-
er's door.
You have attempted to lock the vehicle. X
Move the selector lever to P.
The engine can be started again. To start
engine, shift
to either P or
N To start engine,
shift to either
P
or N You have attempted to start the engin
e
while the selector lever is not in position
P or N. X
Move the selector lever to Por N. Clean the fuel
filter X
Visit a qualified specialist workshop. Practical advice
* optional
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 242

Display
messages 24
3 Display messages Possible cause/consequence Possible solution
Top up coolan
t The coolant level is too low. X
Top up the coolant, observing the warning
notes (Y page 209).
X Have the coolant system checked at a qualified
specialist workshop if the coolant needs top-
ping up more often than usual .Switch off
lights or
remove key The light switch has been set to the
*
position or the daytime driving lights
are switched on and you have not
removed the key. The parking lamps
remain switched on. In addition, a warning
tone sounds. X
Remove the key from the ignition lock.
or
X Set the light switch to the Mposition . Check tyres Tyre pressure
Check tyres The tyre pressure loss warning system has
detected a significant pressure loss.
A
warning tone also sounds. X
Stop the vehicle without making any sudden
steering or braking manoeuvres. Pay attention
to the traffic conditions as you do so.
X Check the tyres.
X Check the tyre pressure and correct it if nec-
essary (Y page 213).
X Repair or change the faulty wheel as necessar y
( Y page 313).
X Then restart the tyre pressure loss warning
system once the tyre pressure is correc t
( Y page 214). Practical advice
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 243 Z

Display
messages 24
4 Display messages Possible cause/consequence Possible solution
Run Flat Indi-
cator inopera-
tiv
e Run Flat Indicator
inoperative The tyre pressure loss warning system is
deactivated due to a malfunction. X
Have the tyre pressure loss warning system
checked at a qualified specialist workshop .Check tyres
Restart system Check tyre pres-
sures then restart
Run Flat Indicator There was a tyre pressure warning mes-
sage. X
Make sure that the pressure is correct for all
tyres (Y page 213).
X Then restart the tyre pressure loss warning
system (Y page 214). Key not detec-
ted
The KEYLESS GO* key cannot be detected
while the engine is running because it is
either not in the vehicle or because ther
e
is strong radio interference. In addition, a
warning tone sounds.
Once the engine has been switched off ,
you will no longer be able to lock the vehi-
cle centrally or start the engine. X
Stop the vehicle as soon as the traffic condi -
tions permit.
X Locate the KEYLESS GO* key or operate the
vehicle using the key in the ignition lock. Key not detec-
ted
The KEYLESS GO* key cannot be detec-
ted. X
Change the location of the KEYLESS GO key*
within the vehicle .
X Operate the vehicle using the key in the ignition
lock if necessary. Key does not
belong to vehi-
cle You have put the wrong key in the ignition
lock. X
Use the correct key. Practical advice
* optional
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 244

Display
messages 24
5 Display messages Possible cause/consequence Possible solution
Close doors to
lock vehicl
e Not all doors were closed as you attemp-
ted to lock the vehicle. A warning tone
also sounds. X
Close all doors and lock the vehicle again .Rear left seat
backr. not
locked
or
Rear right seat
backr. not
locked The right-hand or left-hand rear seat back-
rest is not engaged. In addition, a warning
tone sounds. X
Fully engage the rear seat backrest
(Y page 186). PRE-SAFE inop-
erativ
e PRE-SAFE inopera-
tive See Owner's
Manual
Important functions of PRE-SAFE
®
* have
failed. All other occupant safety systems,
e.g. airbags, remain available. X
Visit a qualified specialist workshop. Child seat
position Child seat in wrong
position See Own-
er's Manual Vehicles with automatic child seat recog-
nition in the front-passenger seat*: the
child seat is not positioned correctly. X
Position the child seat correctly. Child seat
position Child seat in wrong
position See Own-
er's Manual Vehicles with automatic child seat recog-
nition in the front-passenger seat*: the
child seat recognition sensor is faulty. X
Have the sensor checked at a qualified spe -
cialist workshop. Practical advic
e
* optional
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 245 Z

Display
messages 24
9 Display messages Possible cause/consequence Possible solution
- ABS and ESP inoper-
ative See Owner's
Manual
G
Risk of accident
ABS, ESP ®
, BAS, PRE–SAFE ®
*, hill start
assist and ESP ®
trailer stabilisation ar e
unavailable due to a malfunction. The
v warning lamp also lights up in th e
instrument cluster.
The brake system continues to function
normally, but without the functions listed
above. X
Drive on carefully.
X Visit a qualified specialist workshop. \ Trailer tow hitch
Check lock mecha-
nism
The trailer tow hitch* is not correctly
engaged. A warning tone also sounds. X
Stop the vehicle. Pay attention to the traffic
conditions as you do so.
X Allow the ball coupling to engage in the end
position (Y page 220). # The battery is not being charged. Possible
causes:
R
faulty alternator
R torn poly-V-bel t
R malfunction in the electronics X
Stop immediately and safely when traffic con-
ditions allow and check the poly-V-belt.
X If it has torn: do not drive on. Contact th e
nearest qualified specialist workshop .
X If it is not damaged :have the vehicle checked
as soon as possible at a qualified specialist
workshop. Practical advice
* optional
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 249 Z

Display
messages 26
7 Display messages Possible cause/consequence Possible solution
. Switch off lights
or remove key The light switch is set to the
*position
or the daytime driving lights are switched
on and you have not removed the key. The
side lamps remain switched on. A warning
tone also sounds. X
Remove the key from the ignition lock.
or
X Turn the light switch to M. ò 4-button multi-function
steering wheel:
Replace air
cleane
r
12-button luxury multi-
function steering
wheel:
Replace air
cleane r The engine air filter must be replaced. X
Visit a qualified specialist workshop. N 4-button multi-function
steering wheel:
Check eng. oil
level
12-button luxury multi-
function steering
wheel:
Check eng. oil lev.
when next refuel
-
ling The engine oil level has dropped to a crit-
ical level. X
Check the engine oil level (Y page 208 )and top
up the engine oil if necessary .
X Have the engine checked for leaks if the engine
oil needs topping up more often than usual . Practical advice
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 267 Z

Display
messages 26
8 Display messages Possible cause/consequence Possible solution
I 4-button multi-function
steering wheel:
Change batter
y
12-button luxury multi-
function steering
wheel:
Change key batter -
ies The KEYLESS GO* key batteries are dis-
charged. X
Change the batteries (Y page 304). I Key not detected
The KEYLESS GO key* is not detected
while the engine is running because it is
not inside the vehicle or because of strong
radio interference. A warning tone also
sounds.
Once the engine is switched off, you will
no longer be able to lock the vehicle cen-
trally or start the engine. X
Stop the vehicle. Pay attention to the traffic
conditions as you do so.
X Locate the KEYLESS GO key* or operate the
vehicle using the key in the ignition lock. I Key not detected
The KEYLESS GO* key cannot be detec-
ted. X
Change the location of the KEYLESS GO key*
within the vehicle .
X Operate the vehicle using the key in the ignition
lock if necessary. Practical advice
* optional
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 268

Display
messages 26
9 Display messages Possible cause/consequence Possible solution
I 4-button multi-function
steering wheel:
Key still in vehi-
cle
12-button luxury multi-
function steering
wheel:
Key still in vehi-
cle
The KEYLESS GO key* was detected in the
vehicle when you attempted to lock the
vehicle. X
Remove the KEYLESS GO key* from the vehi-
cle . I 4-button multi-function
steering wheel:
You need a new key
12-button luxury multi-
function steering
wheel:
Replace key The key no longer functions. X
Visit a qualified specialist workshop. I Key does not belong
to vehicle You have put the wrong key in the ignition
lock. X
Use the correct key. I Close doors to lock
vehicle Not all doors were closed as you attemp-
ted to lock the vehicle. A warning tone
also sounds. X
Close all doors and lock the vehicle again . Practical advice
* optional
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 269 Z

Display
messages 27
0 Display messages Possible cause/consequence Possible solution
I 4-button multi-function
steering wheel:
Insert key
12-button luxury multi-
function steering
wheel:
Remove starting
button, then
insert key
KEYLESS GO* has malfunctioned or is
faulty. A warning tone also sounds. X
Pull out the KEYLESS GO* button from the igni-
tion lock (Y page 86).
X Start your vehicle using the KEYLESS GO* key
in the ignition lock. ? Rear left seat
backrest not
locked
or
Rear right seat
backrest not
locked The rear seat backrest is not engaged on
the left-hand or right-hand side. A warning
tone also sounds. X
Fully engage the rear seat backrest
(Y page 186). Practical advice
* optional
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 270

Troubleshooting
27
9 Indicator and warning lamps in the instrument cluster
Problem Possible cause/consequence Suggested solutions
-
The yellow ABS warning
lamp lights up while the
engine is running. G
Risk of accident
ABS, ESP ®
, BAS, PRE–SAFE ®
*,
hill start assist and ESP ®
trailer
stabilisation are unavailable du e
to a malfunction.
The brake system continues to
function normally, but without
the functions listed above. Th e
wheels could therefore lock if you
brake hard, for example. X
Drive on carefully.
X Observe the additional messages in the multi-function display
(Y page 236).
X Visit a qualified specialist workshop as soon as possible. v
The yellow ESP ®
warning
lamp lights up while th e
engine is running. G
Risk of accident
ESP ®
is deactivated. ES P®
will
not stabilise the vehicle if it start s
to skid or if a wheel starts to spin. X
Reactivate ES P®
(Y page 68).
Exceptions (Y page 68).
X Adapt your driving style to suit the road and weather conditions. G
Risk of accident
ESP ®
is not available due to a
malfunction. ESP ®
will not stabi-
lise the vehicle if it starts to skid
or if a wheel starts to spin . X
Observe the additional messages in the multi-function display
(Y page 236).
X Drive on carefully.
X Visit a qualified specialist workshop. Practical advice
* optional
204_AKB; 2; 3, en-GB
mkalafa,
2007-06-26T23:11:51+02:00 - Seite 279 Z