When a connection is established, the
name of the other person and/or the call
duration appear in the display.
X To exit the telephone book: press the
0005 button.
Redialing The on-board computer saves the last names
or numbers dialed in the redial memory.
Using the steering wheel buttons
X Use the 0010or0007 buttons to select the
TEL menu.
The display shows the mobile phone
operational readiness symbol.
X Press the 0001button.
The display shows the most recently dialed
numbers or names in the redial memory.
X Press the 0001or0009 button to select the
desired name or number.
X To start dialing: press the0001button.
The on-board computer dials the
corresponding phone number. The
Dialing (Audio 20) message appears in
the display.
When a connection is established, the
name of the other person and/or the call
duration appear in the display.
Or
X To exit the redial memory: press the
0005 button. Display messages
Notes on displa
ymessages
Important safety notes G
WARNING
No informatio nwill be displayed if either the
instrumen tcluster or the display is
inoperative.
As a result, you will not be able to see warning
and indicator lamps or information about the
driving conditions, such as speed or outside temperature. Driving characteristics may be
impaired
.Adjust your driving style and vehicle
speed accordingly.
Contac taqualified specialist workshop
immediately. G
WARNING
If service work is not carried out correctly, the
operating safety of your vehicle may be
affected. This could cause you to lose control
of your vehicle and cause an accident.
Moreover, the safety systems may no longer
be able to protect you or others as they are
designed to do.
Always have service work carried out at a
qualified specialist workshop.
i If you turn the key to position 2in the
ignition, a display chec kis performed. All
warning/indicator lamps (except the turn
signal indicator lamps) and the display are
activated. Before starting the journey,
check that the warning and indicator lamps
are operating correctly.
Vehicles without steering wheel
buttons Warnings, malfunctions or additional
information may also be shown in the display.
The following tables show all the display
messages.
Awarning tone sounds with
certain display messages.
Vehicles with steering wheel buttons The on-board computer shows warnings,
malfunctions or additional informatio
ninthe
display. Awarning tone sounds with certain
display messages .Display messages of a high
priority are shown in red.
Please respond in accordance with the
display messages and follow the additional
notes in this Operator's Manual.
You can hide low-priority display messages by
pressing the 0010,0007,0001or0009 192
Display messagesOn-board computer and displays
button on the steering wheel or the
0007reset
button.
You cannot hide display messages of the
highest priority. These messages will
continue to be shown in the display until their
cause has been eliminated.
The on-board computer stores certain display
messages in the message memory
(Y page 193).
The following shows all the messages that
could appear in the display, arranged
alphabetically. Message memory
The on-board computer only records and
shows malfunctions and warnings from
certain systems .Therefore, make sure that
your vehicle is safe to use. You could cause
an accident by driving an unsafe vehicle.
The on-board computer stores certain display
messages. In the Message memory menu,
you can call up stored display messages.
Using the steering wheel buttons
X Press the 0010or0007 button repeatedly
until the number of stored display
messages, e.g. 2 messages , appears in the
display.
If no malfunctions have occurred, the Nomessages message appears.
X Scroll through the stored display messages
with the 0001or0009 button.
X To exit the message memory menu:
press the 0010or0007 button.
When you switch off the ignition, all display
messages are deleted from the message
memory. Display messages
193On-board computer and displays Z
Display messages on vehicles withou
tsteering wheel buttons Display messages Possible causes/consequences and
0004 Solutions
...
LIM km/h The speed display flashes.
The vehicle has exceeded the speed se
tfor variable SPEEDTRONIC
or the programmed maximum speed for permanent
SPEEDTRONIC, e.g. on a steep downhill gradient (overrun mode).
X Apply the brakes yourself as required. NO TPMS The
NO message is displayed for 30 seconds. The
TPMS message
is also displayed after 30 seconds.
The tire pressure monitor has malfunctioned.
X Have the tire pressure monitor and the wheels checked at a
qualified specialist workshop. NO TPMS The
NO message is displayed for 30 seconds. The
TPMS message
is also displayed after 30 seconds.
The tire pressure monitor is not receiving signals from one or more
wheels because:
R a wheel has been replaced with the spare wheel without wheel
electronics.
R the maximum temperature on one of the wheel electronics units
has been exceeded.
R the wheel electronics are malfunctioning.
X Have wheels with suitable wheel electronics units installed at a
qualified specialist workshop. — — TPMS The
—— message is displayed for 30 seconds. The
TPMS message
is also displayed after 30 seconds.
The pressure is insufficient in one or more tires, or the pressures
of the individual tires differ significantly.
X Check the tire pressure at the next opportunity and correc titif
necessary (Y page 281).194
Display messagesOn-board computer and displays
Display messages Possible causes/consequences and
0004 Solutions
0002
dEF Chk In addition, the yellow
0018engine diagnosis indicato rlamp and
the yellow 0009DEF indicator lamp light up and a warning tone
sounds.
The DE Freducing agent is contaminated, diluted or is not
compliant with ISO 22241.
After the first message and under normal operating conditions,
you can drive on for up to approximately 50 miles (80 km). Then
a warning tone sequence sounds and the engine can only be
started another 16 times.
X Have the DEFt ank cleaned and refilled at a qualified specialist
workshop as soon as possible. 0002
dEF Chk In addition, the yellow
0009DEFindicato rlamp lights up and a
warning tone sounds.
The DE Fsupply has dropped below 1. 5USgal (5.5l).
After the message appears for the first time, and under normal
driving conditions, the remaining DEFs upply will last for
approximately 1000 miles (1600 km).
After that, th e0.8 US ga l(3.0 l) reserv emark is reached. A warning
tone sequence sounds and th eengine can then only be started
another 16 times.
X add DEF supply (Y page 143).
After topping up, the system check takes approximately
20 seconds. The 0009DEF indicator lamp then goes out. 0002
StArtS RExx In addition, the yellow
0018engine diagnosis indicator lamp and
the yellow 0009DEF indicator lamp light up and a warning tone
sounds. Awarning tone sequence sounds.
Afte rthe message appears for the first time, the engine can only
be started another 16 times.
The number of remaining engine starts xx (16 to
0 ) is shown in the
message every time the engine is started. Once the number 0 is
shown, the engine can no longer be started. The DEF reducing agent is contaminated, diluted or is not
compliant with ISO 22241.
X
Have the DEF tank cleaned and refilled at a qualified specialist
workshop as soon as possible. Display messages
195On-board computer and displays Z
Display messages Possible causes/consequences and
0004 Solutions
The exhaus
tgas aftertreatmen tis malfunctioning or an emission
relevant malfunction has occurred. This malfunction or defect can
damage the exhaust gas aftertreatment.
X Visit a qualified specialist workshop immediately. 0002
StArtS RExx In addition, the yellow
0009DEF indicator lamp lights up and a
warning tone sequence sounds.
The DEF supply has dropped below the 0.8 US gal (3.0 l) reserve
mark.
After the message appears for the first time, the remaining DEF
supply will last for approximately 1000 miles (1600 km). The
engine can then only be started another twenty times.
The number of remaining engine starts xx (16 to
0 ) is shown in the
message every time the engine is started. Once the number 0 is
shown, the yellow 0018engine diagnosis indicator lamp lights up
and the engine can no longer be started.
X Add at least 2.0 US gal (7.6l) of DEF (Y page 143).
After topping up, the system check takes approximately
20 seconds. The 0009DEF indicator lamp then goes out. 196
Display messagesOn-board computer and displays
Display messages on vehicles wit
hsteering wheel buttons
Safety systems Display messages Possible causes/consequences and
0004 Solutions
ABS
Visit workshop ABS has been deactivated due to a malfunction. ESP
®
, ASR and
BAS, as well as cruise control, have also been deactivated as a
result.
G WARNING
The brake system continue sto function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
This causes steerability and braking to be greatly impaired. The
braking distance can increase in emergency braking situations.
The driven wheels can spin when accelerating.
If ESP ®
is not operational, ESP ®
will not stabilize the vehicle.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Visit a qualified specialist workshop immediately. ABS
Unavailable ABS is temporarily unavailable. ESP
®
, ASR and BAS, as well as
cruise control, are also unavailable as a result.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
This causes steerability and braking to be greatly impaired. The
braking distance can increase in emergency braking situations.
The driven wheels can spin when accelerating.
If ESP ®
is not operational, ESP ®
will not stabilize the vehicle.
There is an increased risk of skidding and accidents.
X Drive a short distance at a speed above 13 mph(20 km/h).
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
X Drive on with care.
X Visit a qualified specialist workshop immediately. Display messages
197On-board computer and displays Z
Display messages Possible causes/consequences and
0004 Solutions
ABS
Unavailable AB
Sh as been deactivated due to undervoltage. ESP ®
, ASR and
BAS, as well as cruise control, are also unavailable as a result.
The battery may no tbe being charged.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
This causes steerability and braking to be greatly impaired.
The braking distance can increase in emergency braking
situations.
The driven wheels can spin when accelerating.
If ESP ®
is not operational, ESP ®
will not stabilize the vehicle.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Visit a qualified specialist workshop immediately. 000A
Visit workshop ASR has been deactivated due to a malfunction.
The engine power output may be reduced.
G WARNING
The driven wheels can spin when accelerating.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Visit a qualified specialist workshop immediately. 000A
Visit workshop BASh
as been deactivated due to a malfunction.
G WARNING
The brake system continues to function normally, but without
electronic support.
The braking distance can increase in emergency braking
situations.
There is a ris kofanaccident.
X Drive on with care.
X Visit a qualified specialist workshop immediately. 198
Display messagesOn-board computer and displays
Display messages Possible causes/consequences and
0004 Solutions
000A
Unavailable ASR and BA
Shave been deactivated due to undervoltage.
The battery may no tbe being charged.
G WARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
The braking distance can increase in emergency braking
situations. The driven wheels can spin when accelerating.
There is an increased risk of skidding and accidents.
X Drive on with care.
X Visit a qualified specialist workshop immediately. 0005
Brake wear Visit
workshop The brake pads/linings have reached their wear limit.
X Have the brake pads/linings replaced as soon as possible at a
qualified specialist workshop. 0008
Brake fluid Visit
workshop There is insufficient brake fluid in the fluid reservoir.
G WARNING
Braking performance can be impaired.
There is a risk of an accident.
X Stop the vehicle as soon as possible, paying attention to road
and traffic conditions.
X Check the brake fluid level in the brake fluid reservoir
(Y page 245).
If the brake fluid is below the MIN mark:
X Do not continue driving under any circumstances.
X Do not add brake fluid. This does not solve the problem.
X Consult a qualified specialist workshop.
If the brake fluid is above the MIN mark:
X Drive on with care.
X Visit a qualified specialist workshop immediately. Display messages
199On-board computer and displays Z