brake MERCEDES-BENZ CL-CLASS 2007 Owners Manual

590 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Radar sensor
deactivated
See Oper. ManualYou attempt to activate DISTRONIC Plus*,
Park Assist* or PRE-SAFE® Brake* even
though you have switched off the radar sen-
sors* on the vehicle.
Check if the radar sensors* may be switched on (page 272).
Switch on the radar sensors* using the instrument cluster
control system.
Service X
dueYour vehicle is due for maintenance service
(
page 551).
Have the maintenance service carried out by an authorized
Mercedes-Benz Center.
Service X exceeded
by X days
by XXX mls (km)Service X must be carried within the next ...
or before you have driven ... miles (kilome-
ters) .Have the maintenance service carried out by an authorized
Mercedes-Benz Center as soon as possible.
!Failure to have the vehicle maintained in ac-
cordance with the Maintenance Booklet and
maintenance service indicator at the designated
times/mileage will result in vehicle damage not
covered by the Mercedes-Benz Limited
Warranty. For more information, see “Mainte-
nance” (
page 551).
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591 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Shift to P or N
to start engineYou have attempted to start the engine
while the automatic transmission was set to
position R or D.Shift the automatic transmission to P or N (page 389).
Tire pressure monitor
inoperativeThe Advanced TPMS or a wheel sensor is
malfunctioning.Have the Advanced TPMS checked by an authorized
Mercedes-Benz Center.
Tire pressure monitor
inoperative
No wheel sensorsThe Advanced TPMS is deactivated because
wheels without proper sensors were in-
stalled.Have the wheel sensors installed by an authorized
Mercedes-Benz Center.
As soon as all wheels with sensors have been mounted, the
Advanced TPMS is switched back on after driving for several
minutes.
Tire pressure monitor
currently unavailableThe Advanced TPMS is unable to monitor
the tire inflation pressure due to:

a nearby radio interference source

the on-board voltage is too low

excessive wheel sensor temperatures
As soon as the causes for the malfunction are no longer present,
the Advanced TPMS automatically becomes active again after a
few minutes driving.
Warning!G
Do not drive with a flat tire. A flat tire affects
the ability to steer or brake the vehicle. You
may lose control of the vehicle.
Continued driving with a flat tire will cause
excessive heat build-up and possibly a fire.
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594 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
MalfunctionThe capability of the ABC system is restrict-
ed. This can impair the handling.Do not exceed a speed of 50 mph (80 km/h).
Contact an authorized Mercedes-Benz
Center as soon as possible.
Vehicle rising
Please wait a momentThe vehicle’s level is too low while at a
standstill. The vehicle will be raised.Do not drive off.
Wait until the message disappears from the
multifunction display.
You may then drive off.
ABS and ESP
inoperative
See Oper. ManualABS, ESP® as well as PRE-SAFE® are
switched off due to a malfunction. BAS is
also switched off.
The brake system is still functioning nor-
mally but without the ABS available.
BAS Plus* and PRE-SAFE
® Brake* are also
not available.
Continue driving with added caution. Wheels
may lock during hard braking, reducing steer-
ing capability.
Have the system checked at an authorized
Mercedes-Benz Center as soon as possible.
Failure to follow these instructions increases the
risk of an accident.
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595 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
ABS and ESP
currently unavailable
See Oper. ManualABS, ESP® as well as PRE-SAFE® are not
available due to a malfunction. BAS is also
switched off. It is possible that the self-diag-
nostics have not yet been completed.
The brake system still functions normally.
BAS Plus* and PRE-SAFE
® Brake* are also
not available.
Drive a short distance with gentle turns
above a speed of 12 mph (20 km/h).
The message disappears when ABS and ESP
®
are again available.
The ABS, ESP® as well as PRE-SAFE® were
deactivated because of insufficient power
supply. The charging voltage has fallen be-
low 10 volts.
The brake system still functions normally
but without the ABS, ESP
® and PRE-SAFE®
available.
BAS Plus* and PRE-SAFE
® Brake* are also
not available.
When the voltage is above this value again, the
ABS, ESP® and PRE-SAFE® are operational again
and the message in the multifunction display
should disappear.
If the message in the multifunction display does
not disappear:
Have the generator (alternator) and the bat-
tery checked.
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596 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Check brake
fluid levelThere is insufficient brake fluid in the reser-
voir.Risk of accident!
Carefully stop the vehicle in a safe location or
as soon as it is safe to do so.
Engage the electronic parking brake
(
page 637).
Contact an authorized Mercedes-Benz Cen-
ter.
Do not add brake fluid! This will not solve the
problem.
(USA only)
(Canada only)
Warning!G
Driving with the message “Check brake fluid
level ” displayed can result in an accident.
Have your brake system checked immedi-
ately. Do not add brake fluid before check-
ing the brake system. Overfilling the brake
fluid reservoir can result in spilling brake flu-
id on hot engine parts and the brake fluid
catching fire. You can be seriously burned.
!If you find that the brake fluid in the brake
fluid reservoir has fallen to the minimum mark or
below, have the brake system checked for brake
pad thickness and leaks.
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597 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Brake immediatelyA malfunction has occurred while
DISTRONIC Plus* was switched on.While observing surrounding traffic condi-
tions and when it is safe, immediately de-
press the brake pedal firmly until the warning
message disappears.
Secure vehicle from rolling away before get-
ting out of it (
page 384).
(USA only)
(Canada only)
EBV, ABS, ESP
inoperative
See Oper. ManualESP®, EBP and ABS are switched off due to
a malfunction. BAS is also switched off. As
a result, PRE-SAFE
® is also inoperative.
BAS Plus* and PRE-SAFE
® Brake* are also
not available.
Continue driving with added caution.
Have the system checked at an authorized
Mercedes-Benz Center as soon as possible.
Failure to follow these instructions increases the
risk of an accident.
(USA only)
(Canada only)
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598 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Service
See Oper. ManualCL 600:
The brake system sensors are malfunction-
ing. The brake system continues to function
normally with full brake force boost.Continue driving with added caution.
Have the system checked at an authorized
Mercedes-Benz Center as soon as possible.
(USA only)
(Canada only)
Brake wearThe brake pads have reached their wear
limit.Have the brake pads replaced as soon as
possible.
!Brake pad thickness must be visually
checked by a qualified technician at the intervals
specified in the Maintenance Booklet.
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599 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Parking brake
See Oper. ManualThe red indicator lamp for the electronic
parking brake is either on or off and the yel-
low warning lamp for the electronic parking
brake comes on.
The electronic parking brake is
malfunctioning.To release:
Pull handle of electronic parking brake
(
page 384).
or
Drive off carefully (page 384).
Contact an authorized Mercedes-Benz
Center as soon as possible.
or
Release electronic parking brake mechani-
cally (
page 637).
Contact an authorized Mercedes-Benz
Center as soon as possible.
To engage:
Switch off ignition and press handle for elec-
tronic parking brake until the warning mes-
sage on the multifunction display disappears.
(USA only)
(Canada only)
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600 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Parking brake
See Oper. ManualThe red indicator lamp for the electronic
parking brake flashes.
The power supply for the electronic parking
brake was malfunctioning or the electronic
parking brake was previously mechanically
released.Pull handle for electronic parking brake
(
page 384).
or
Carefully drive off (page 384).
or
Press handle for electronic parking brake un-
til the warning message disappears from the
multifunction display.
(USA only)
(Canada only)
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601 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Parking brake
See Oper. ManualThe red indicator lamp for the electronic
parking brake flashes and the yellow warn-
ing lamp for the electronic parking brake
comes on.
The electronic parking brake is
malfunctioning.Switch ignition off and back on again, and en-
gage or release electronic parking brake
(
page 384).
or
Carefully drive off (page 384).
Contact an authorized Mercedes-Benz
Center as soon as possible.
or
Release electronic parking brake mechani-
cally (
page 637).
Contact an authorized Mercedes-Benz
Center as soon as possible.
(USA only)
(Canada only)
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