2012 MERCEDES-BENZ G-CLASS SUV ignition

Problems with PARKTRONIC
Problem Possible causes/consequences and
M Solutions
Only the red segments
in the PARKTRONIC
warning displays are lit.
You also hear a warning
tone for approximately
two seconds.
PARKTRONIC is deacti-
vated after a few sec-
onds, and the indicator
lamp in the PARK-
TRONIC button lights
up. PARKTRONIC has malfunctioned and has switched off.
X
If problems persist, have PARKTRONIC checked at a qualified
specialist workshop. Only the red segments
in the PARKTRONIC
warning displays are lit.
PARKTRONIC is deacti-
vated after a few sec-
onds. The PARKTRONIC sensors are dirty or there is interference.
X
Cleant he PARKTRONIC sensors (Y page 298).
X Switch the ignition back on. The problem may be caused by an external source of radio or
ultrasound waves.
X
See if PARKTRONIC functions in a different location. Reversing camera
Important safety notes The reversing camera is only an aid. It is not
a replacement for your attention to your
immediate surroundings. You are always
responsible for safe manoeuvring and park-
ing. When manoeuvring or parking, make sure
that there are no persons, animals or objects
in the area in which you are manoeuvring.
Under the following circumstances, the
reversing camera will not function, or will
function in a limited manner:
R the rear door is open
R in heavy rain, snow or fog
R at night or in very dark places
R if the camera is exposed to very bright light
R if the area is lit by fluorescent light or LED
lighting (the display may flicker) R
if there is a sudden change in temperature,
e.g. when driving into a heated garage in
winter
R if the camera lens is dirty or obstructed
R if the rear of your vehicle is damaged. In
this event, have the camera position and
setting checked at a qualified specialist
workshop. Mercedes-Ben zrecommends
that you use a Mercedes-BenzS ervice
Centre for this purpose. 200
Driving systemsDriving and parking

Activating/deactivating the reversing
camera
:
Reversing camera X
To activate: make sure that the key is in
position 2in the ignition lock.
X Make sure that the "Reversing camera"
function is selected in COMAND Online;
see the separate operating instructions for
COMAND Online.
X Engage reverse gear.
The area behind the vehicle is shown with
guide lines in the COMAND display.
X To change the function mode: using the
COMAND controller, select symbol :for
the "Reverse parking" function or sym-
bol ;for "Coupling up a trailer" (see the
separate COMAND Online operating
instructions).
The symbol of the selected function is high-
lighted. To deactivate:
the reversing camera is deac-
tivated if you:
R shif tthe transmission to position P
R drive forward ten metres
R shift the transmission from Rto another
position (after 15 seconds)
R drive forwards at a speed of over
10 km/h Off-road driving systems
Transfer case
General notes The vehicle has permanent all-wheel drive.
The front and rear axles are constantly driven.
For further information on driving off-road,
see (Y
page 169).
Shift ranges G
WARNING
If you do not wait for the transfer case gear
change process to complete, the transfer
case could remain in the neutral position. The
power transmission to the driven wheels is
then interrupted. There is a danger of the
vehicle rolling away unintentionally. There is
a risk of an accident.
Wait until the transfer case shift process is
completed.
Do not turn off the engine while changing gear
and do not shift the automatic transmission
to another gear. Off-road driving systems
201Driving and parking Z

X
Press LOW RANGE button ;.
When the shift procedure is complete, the
LOW RANGE transfer case position appears
in the multifunction display.
Indicator lamp :lights up.
X Shift the transmission to position D.
Switching off the off-road gear ratio G
WARNING
When the transfer case is in the neutral posi-
tion, power transmission to the driven wheels
is interrupted. As a result, the vehicle could
roll away .There is a risk of an accident.
Secure the vehicle with the parking brake, and
on uphill or downhill gradients, also secure it
with a device such as a wheel chock.
! Only carry out the gear selection if:
R the engine is running.
R the vehicle is rolling.
R the automatic transmission is in selector
lever position N.
R you are driving at less than 70 km/h.
You could otherwise damage the transfer
case.
X Press button ;.
When the shift procedure is complete, the
HIGH RANGE transfer case position appears
in the multifunction display.
Indicator lamp :goes out.
If the gear change is not completed, the fol-
lowing messages could appearint he display:
R TC shift conditions not fulfilled You have not met one or more shift condi-
tions.
R TC NEUTRAL on The transfer case has cancelled the gear
change process and is in N.TheN transfer
case position appears in the multifunction
display.
R TC shift cancelled The transfer case has not performed the
gear change process. X
Repeatt he gear change process.
Make sure to meet all conditions for chang-
ing gears.
R TC Malfunction Visit workshop There is a malfunction in the transfer case.
X Do not shift the transfer case.
X Have the vehicle checked as soon as pos-
sible at a qualified specialist workshop.
Shifting to neutral G
WARNING
When the transfer case is in the neutral posi-
tion, power transmission to the driven wheels
is interrupted. As a result, the vehicle could
roll away.T here is a risk of an accident.
Secure the vehicle with the parking brake, and
on uphill or downhill gradients, also secure it
with a device such as a wheel chock.
X Turn the key to position 2(Ypage 143) in
the ignition lock.
X Apply the parking brake.
X Depress the brake pedal.
X Move the selector lever to position
N(Y page 149).
X Press and hold LOW RANGE button ;for
approximately 10 seconds.
Once the gear change procedure is com-
plete, TC in neutral message appears in
the multifunction display for approximately
5s econds.
If the gear change is not completed, the fol-
lowing messages could appear in the display
(Y page 241).
i If the transfer case is in Neutral, the key
is in the ignition lock and you open the driv-
er's door, the TC in neutral message
appears in the multifunction display. If you
then release the parking brake, a warning
tone will sound. Off-road driving systems
203Driving and parking Z

Operating the on-board computer
Overview :
Multifunction display
; To switch on LINGUATRONIC, see the sep-
arate operating instructions
= Right control panel
? Left control panel
A Back button
X To activate the on-board computer: turn
the key to position 1(Ypage 143) in the
ignition lock.
You can control the multifunction display and
the settings in the on-board computer using
the buttons on the multifunction steering
wheel. Left control panel =
; R
Calls up the menu and menu bar 9
:
Press briefly:
R
Scrolls through lists
R Selects a submenu or function
R In the Audio menu: selects a
stored station, an audio trac kor
a video scene
R In the Tel (telephone) menu:
switches to the phone book and
selects a name or telephone
number 9
:
Press and hold:
R
In the Audio menu: selects the
previous/next statio norselects
an audio trac koravideo scene
using rapid scrolling
R In the Tel (Telephone) menu:
starts rapid scrolling if the phone
book is open a R
Confirms selection/display mes-
sage
R In the Tel (telephone) menu:
switches to the telephone book
and starts dialling the selected
number
R In the Audio menu: stops the
station search function at the
desired station Right control panel
~ R
Rejects or ends a call
R Exits telephone book/redial
memory 6 R
Makes or accepts a call
R Switches to the redial memory Displays and operation
213On-board computer and displays Z

R
Service menu (Y
page 220)
R Settings menu (Y
page 221)
R AMG menu in AMG vehicles (Y
page 225)
The Audio ,
Navi and
Tel menus differ slightly
in vehicles with an audio system and in vehi-
cles with COMAND Online. The examples
given in this Owner's Manual apply to vehicles
equipped with COMAND Online. Trip menu
Standard display X
Press and hold the %button on the
steering wheel until the Trip menu with
trip meter :and total distance
recorder ;is shown.
Trip computer "From start" or "From
reset" Example: "From start" trip computer
:
Distance
; Time
= Average speed
? Average fuel consumption
X Press the =or; button on the steer-
ing wheel to select the Trip menu.
X Press 9or: to select From start or
From reset .The values in the
From start submenu are
calculated from the start of a journey whilst
the values in the From reset submenu are
calculated from the last time the submenu
was reset (Y page 216).
The From start trip computer is automati-
cally reset when:
R the ignition has been switched off for more
than four hours.
R 999 hours have been exceeded.
R 9,999 kilometres have been exceeded.
The From reset trip computer is automati-
cally reset if the value exceeds 9,999 hours
or 99,999 kilometres.
Displaying the range and current fuel
consumption :
Approximate range
; Current fuel consumption (not for AMG
vehicles)
X Press the =or; button on the steer-
ing wheel to select the Trip menu.
X Press the 9or: button to select the
current fuel consumption (not for AMG
vehicles) and the approximate range.
The approximate range which can be covered
depends on the fuel level and your current
driving style. If there is only a small amount
of fuel left in the fuel tank, the display shows
a vehicle being refuelled Cinstead of
range. Menus and submenus
215On-board computer and displays Z

Lights
Setting the daytime driving lights
The Day lights function can only be
switched on with the engine turned off.
X Press the =or; button on the steer-
ing wheel to selec tthe Settings menu.
X Press the :or9 button to select the
Light submenu.
X Press ato confirm.
X Press :or9 to select the Daytime driving lights: function.
If the Daytime driving lights have
been switched on, the cone of light and the
W symbol in the multifunction display
are shown in red.
X Press the abutton to save the setting.
Further information on daytime driving lights
(Y page 105).
Surround lighting and exterior lighting
delayed switch-off
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Light submenu.
X Press ato confirm.
X Press :or9 to select the Sur‐ round lighting function.
When the Surround lighting function is
activated, the cone of light in the multi-
function display is shown in red.
X Press the abutton to save the setting.
Deactivating delayed switch-off of the exte-
rior lighting temporarily:
X Before leaving the vehicle, turn the key to
position 0(Ypage 143) in the ignition lock.
X Turn the key to position 2in the ignition
lock (Y page 143).
The exterior lighting delayed switch-off is
deactivated.
Delayed switch-off of the exterior lighting is
reactivated the next time you start the
engine. If you have activated the
Surround light‐ ing function and the light switch is set to
Ã, the following functions are activated
when it is dark:
R Surround lighting: the exterior lighting
remains lit for 40 seconds after unlocking
with the key. If you start the engine, the
surround lighting is switched off and auto-
matic headlamp mode is activated
(Y page 105).
R Exterior lighting delayed switch-off: the
exterior lighting remains lit for
60 seconds after the engine is switched off.
If you close all the doors and the boot lid,
the exterior lighting goes off after
15 seconds.
i Depending on your vehicle's equipment,
when the surround lighting and delayed
switch-off exterior lighting are on, the fol-
lowing light up:
R side lamps
R foglamps
R dipped-beamh eadlamps
R daytime driving lights
R surround lighting in the exterior mirrors
Activating/deactivating the interior light-
ing delayed switch-off
If you activate the Light. delay function,
the interior lighting remains on for
20 seconds after you remove the key from the
ignition lock.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Light submenu.
X Press ato confirm.
X Press :or9 to select the Light. delay function.
When the Light. delay function is acti-
vated, the vehicle interior is displayed in
red in the multifunction display.
X Press the abutton to save the setting. 222
Menus and submenusOn-board computer and displays

Switching the fold-in mirrors when lock-
ing function on/off
When you activate the
Auto. fold in mir‐
rors function, the exterior mirrors are folded
in when the vehicle is locked. When you
unlock the vehicle and then open a door, the
exterior mirrors fold out again.
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
CONVENIENCE submenu.
X Press ato confirm.
X Press :or9 to select the Auto. fold in mirrors function.
If the Auto. fold in mirrors function is
activated, the vehicle's exterior mirror is
displayed in red in the multifunction dis-
play.
X Press the abutton to save the setting. :
To fold the exterior mirrors in or out
If you have switched the Auto. fold-infunction on and you fold the exterior mirrors
in using button :, they will not fold out auto-
matically (Y page 99).
You can then only fold out the exterior mirrors
using button :. Resetting to factory settings
X Press the =or; button on the steer-
ing wheel to select the Settings menu.
X Press the :or9 button to select the
Factory settings submenu.X
Press ato confirm.
The Reset all settings? message
appears.
X Press the :or9 button to select
No or
Yes .
X Press the abutton to confirm the selec-
tion.
If you have selected Yes , the multifunction
display shows a confirmation message.
For safety reasons, not all functions are reset:
the Limit speed (winter tyres) function
in permanent SPEEDTRONIC can only be set
in the Vehicle submenu. If you want to reset
the Daytime driving lights in the
Light submenu, you must turn the key to position
1(Y
page 143) in the ignition lock. AMG menu in AMG vehicles
AMG displays :
Digital speedometer
; Gear indicator
= Upshift indicator
? Engine oil temperature
A Coolant temperature
B Status indicator for ECO start/stop func-
tion (Y page 145)
X Press =or; on the steering wheel
to select the AMG menu.
Upshift indicator UP =
indicates that the
engine has reached the overrevving range
when in the manual gearshift program.
Upshift indicator UP =
fades out other mes-
sages until you have shifted up.
If the engine oil temperature is below 80 †,
the oil temperature is shown in blue. Avoid Menus and submenus
225On-board computer and displays Z

using the full output of the engine during this
time.
SETUP
:
Drive program (C /SS+ /M )
; ESP ®
mode (ON /OFF )
= Suspension tuning (SPORT /COMFORT )
SETUP shows the drive program, the ESP ®
(Electronic Stability Program) mode and the
SPORT handling mode.
X Press =or; on the steering wheel
to select the AMG menu.
X Press the 9buttonrepeatedly until
SETUP is displayed.
RACETIMER Displaying and starting the RACETIMER
G
WARNING
The RACETIMER feature is only for use on
roads and in conditions where high speed
driving is permitted. Racing on public roads is
prohibited under all circumstances. The driver
is and must always remain responsible for fol-
lowing posted speed limits. :
Lap
; RACETIMER
You can start the RACETIMER when the
engine is running or if the key is in position
2(Y page 143) in the ignition lock. X
Press =or; on the steering wheel
to select the AMG menu.
X Press the 9button repeatedly until the
RACETIMER is shown.
X To start: press the abutton to start the
RACETIMER.
Displaying the intermediate time X
Press the =or; button to select
Interm. Time .
X Press ato confirm.
The intermediate time is displayed for five
seconds.
Starting a new lap :
RACETIMER
; Fastes tlap time (bes tlap)
= Lap
X Press ato confirm New Lap .
i It is possible to store a maximum of six-
teen laps. The 16th lap can only be com-
pleted with Finish Lap .
Stopping the RACETIMER 226
Menus and submenusOn-board computer and displays