2009 MERCEDES-BENZ CL COUPE ESP inoperative

X
Press the abutton.
X To activate or deactivate: pressa
again. Service menu
In the Service menu you can:
R call up display messages (Y page 316)
R reset the tyre pressure loss warning system
(Y page 299) or check the tyre pressure
electronically* (Y page 300)
R call up the service due date (Y page 307)
R check the engine oil level* (Y page 293)Settings menu
Use the buttons on the multi-function steer-
ing wheel.
In the Settings menu you can:
R switch the daytime driving lights on/off
(Y page 225)
R activate/deactivate the Intelligent Light
System (Y page 225)
R set permanent SPEEDTRONIC
(Y page 245)
R show/hide the additional speedometer
(Y page 226)
R select the units for speed/distance
(Y page 226)
R activate/deactivate the radar sensor sys-
tem* (Y page 226)
Switching the daytime driving lights
on/off If you set the
Daytime driving lamps and
the light switch is set to $orc, the
side lamps, dipped-beam headlamps and
licence plate lighting are switched on auto-
matically when the engine is running. If you
turn the light switch to a different position,
the corresponding lights are switched on. If you switch off the daytime driving lights
while driving at night, make sure that the light
switch is set to
Lorc.
X Press the =or; button to select the
Settings menu.
X Press 9or: to select Daytime
driving lights.
X Press the abutton.
X To activate/deactivate: pressa
again.
Activating/deactivating the Intelligent
Light System Select
Intell. Light System to switch on
or switch off the following functions:
R motorway mode
R active light function
R cornering light function
R extended range foglamps
X Press the =or; button to select the
Settings menu.
X Press 9or: to select Intell.
Light System.
X Press the abutton.
X To activate/deactivate: pressa
again.
Tourist mode
If you drive in countries in which traffic drives
on the opposite side of the road to the country
where the vehicle is registered, oncoming
traffic may be dazzled by the asymmetrical
dipped-beam headlamps.
If tourist mode is activated, the multi-function
display shows the Intell. Light System
Inoperative display message in the
Intell. Light System function. Motorway
mode and the extended range foglamps are
deactivated.
Have tourist mode activated as near to the
border as possible before crossing into these
countries. The headlamps are switched to
symmetrical dipped beam. When symmetri- On-board computer
225Controls
* optional
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Display messages
Possible causes/consequences and
X
X Solutions DISTRONIC currently
unavaila‐
ble See
Owner's
Manual
Distronic* is deactivated and is temporarily inoperative if:
R
the Distronic* cover in the radiator grille is dirty.
R its function is impaired due to heavy rain or snow.
R the radar sensor system is temporarily inoperative, e.g. due
to electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
R the radar sensor system has not detected any vehicles or
stationary objects, e.g. road signs, for a long time.
R the system is outside the operating temperature range.
Distronic* becomes available again and the display message
disappears when:
R the dirt (e.g. slush) drops away while you are driving.
R the system detects that the sensors are fully available
again.
R the system is within the operating temperature range.
If the display message continues to be shown:
X Clean the Distronic* cover in the radiator grille
(Y page 310).
X Restart the engine. DISTRONIC inopera‐
tive
Distronic* is faulty.
X
Visit a qualified specialist workshop. DISTRONIC
and SPEED‐
TRONIC inopera‐
tive
Distronic* and Speedtronic are faulty.
X
Visit a qualified specialist workshop. DISTRONIC
PLUS deactiva‐
ted
autom.
See Own‐
er's Man‐
ual
Vehicles with a navigation system*: the vehicle is close to a
radio-telescope facility and, therefore, must not transmit any
radar signals. The radar sensor system has switched off auto-
matically. A warning tone also sounds.
X
Drive on.
Distronic Plus* is available again as soon as the vehicle is
far enough away from the radio telescope facility
(Y page 411). 320
Display
messagesPractical advice
* optional
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Display messages
Possible causes/consequences and
X
X Solutions Park
Assist currently
unavaila‐
ble See
Owner's
Manual
Park Assist* is temporarily deactivated if:
R
the radar sensor system is inoperative, e.g. because of
electromagnetic radiation near television and radio trans-
mitters.
R the sensors in the bumpers are dirty.
R the on-board voltage is insufficient.
Park Assist* is operational again and the display message
disappears when:
R the dirt drops away while you are driving.
R the system detects that the sensors are fully available
again.
If the display message continues to be shown:
X Clean the bumpers (Y page 310).
X Restart the engine.
X Wait until the battery is charged sufficiently. Park
Assist inopera‐
tive
Park Assist* is faulty.
X
Visit a qualified specialist workshop. Parking
Guidance deactiva‐
ted
autom.
See Own‐
er's Man‐
ual
Vehicles with a navigation system*: the vehicle is close to a
radio-telescope facility and, therefore, must not transmit any
radar signals. Parking Guidance* has switched itself off auto-
matically.
X
Drive on.
Parking Guidance* is available again as soon as the vehicle
is far enough away from the radio-astronomical installation
(Y page 411). Parking
Guidance inopera‐
tive
Parking Guidance* is faulty.
X
Visit a qualified specialist workshop. 324
Display
messagesPractical advice
* optional
216_AKB; 2; 3, en-GB
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Display messages
Possible causes/consequences and
X
X Solutions PRE-SAFE Function
currently
limited
See Own‐
er's Man‐
ual
G
Risk of accident
The PRE-SAFE ®
Brake* is temporarily inoperative if:
R the Distronic Plus* cover in the radiator grille is dirty.
R the sensors in the bumpers are dirty.
R its function is impaired due to heavy rain or snow.
R the radar sensor system is temporarily inoperative, e.g. due
to electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
R the system is outside the operating temperature range.
R the on-board voltage is insufficient.
The PRE-SAFE ®
Brake* is operational again and the display
message disappears when:
R the dirt (e.g. slush) drops away while you are driving.
R the system detects that the sensors are fully available
again.
R the system is within the operating temperature range.
If the display message continues to be shown:
X Clean the Distronic Plus* cover in the radiator grille
(Y page 310).
X Clean the bumpers (Y page 310).
X Restart the engine.
X Wait until the battery is charged sufficiently. PRE-SAFE Function
limited
See Own‐
er's Man‐
ual
G
Risk of accident
PRE-SAFE ®
Brake* is defective.
BAS PLUS* or the distance warning signal may also have
failed.
X Visit a qualified specialist workshop. Radar sen‐
sor deactiva‐
ted See
Owner's
Manual
G
Risk of accident
Vehicles with Distronic* or Distronic Plus*: the radar sensor
system is deactivated.
X Check whether the radar sensor system may be activated
(Y page 411).
X Switch on the radar sensor system (Y page 226).326
Display
messagesPractical advice
* optional
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Display messages
Possible causes/consequences and
X
X Solutions # The alternator or vehicle's electrical system is faulty.
The battery is not being charged.
X
Pull over and stop the vehicle safely, paying attention to
road and traffic conditions and leave the engine running.
X Open the bonnet.
X Check whether the poly-V-belt is torn.
If the poly-V-belt is torn:
! Do not continue driving. The engine could otherwise over-
heat.
X Switch off the engine.
X Consult a qualified specialist workshop.
If the poly-V-belt is intact:
X Visit a qualified specialist workshop. ? The engine fan is faulty.
X
Make sure that the coolant temperature does not exceed
120 †.
X Avoid subjecting the engine to heavy loads (e.g. driving in
mountainous terrain) and stop-and-go driving.
X Drive to the nearest qualified specialist workshop. J ABS and
ESP inop‐
erative
See Own‐
er's Man‐
ual
G
Risk of accident
ABS (Anti-lock Braking System), ESP ®
(Electronic Stability
Program), BAS (Brake Assist), PRE-SAFE ®
, HOLD, hill start
assist, the adaptive brake lights and ESP ®
trailer stabilisation
are unavailable due to a malfunction. In addition, the ÷,
å and! warning lamps light up in the instrument clus-
ter. The brake system continues to function normally, but
without the functions listed above.
BAS PLUS* (Brake Assist PLUS) and PRE-SAFE ®
Brake *may
be inoperative as well.
X Drive on carefully.
X Visit a qualified specialist workshop. Display messages
331Practical advice
* optional
216_AKB; 2; 3, en-GB
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