reset MERCEDES-BENZ R500 2006 W251 User Guide

153 Controls in detail
Lighting
Switching off corner-illuminating front
fog lamps
The combination switch for the turn signal
resets automatically after major steering
wheel movements. This will switch off the
corner-illuminating front fog lamps if they
were activated by switching on the left or
right turn signal.
If the turn signal should stay on after mak-
ing the turn, the turn signal and
corner-illuminating front fog lamps can be
switched off by returning the combination
switch to its original position.Driving rearward
Switching on corner-illuminating front
fog lamps

Shift the automatic transmission to
reverse gearR (
page 198).
The inverse front fog lamp comes on
automatically depending on the
steering direction and steering angle.
Switching off corner-illuminating front
fog lamps

Shift the automatic transmission to a
gear other than reverse gearR
(page 197).
The respective front fog lamp goes out.
Hazard warning flasher
The hazard warning flasher can be
switched on at all times, even with the
SmartKey removed from the starter
switch.
The hazard warning flasher switches on
automatically when an air bag deploys.
The hazard warning flasher switch is
located on the upper part of the center
console.
1Hazard warning flasher switch

158 Controls in detailInstrument clusterFor a full view illustration of the instrument
cluster, see “Instrument cluster”
(page 24).
1Dimming instrument cluster illumina-
tion
2Reset button
3Brightening instrument cluster illumi-
nationThe instrument cluster is activated when
you


open a door


switch on the ignition (
page 38)


press reset button 2


switch on the exterior lamps
(page 147)
You can modify the instrument cluster set-
tings in the instrument cluster submenu of
the control system (
page 178).
Instrument cluster illumination
Use button 1 or 3 to adjust the illumina-
tion brightness for the instrument cluster.
To brighten illumination
Press and hold button 3 until the
desired level of illumination is reached.
To dim illumination

Press and hold button 1 until the
desired level of illumination is reached.
Warning!
G
If the instrument cluster or the multifunction
display, or both, are inoperative or malfunc-
tioning, warning messages will not be re-
layed when potential danger exists. This
may cause you and others to be unaware of
certain risks, which may result in an acci-
dent and/or personal injury.
Contact the nearest authorized
Mercedes-Benz Light Truck Center as soon
as possible.
iThe instrument cluster illumination is
dimmed or brightened automatically to
suit ambient light conditions.
The instrument cluster illumination will
also be adjusted automatically when
you switch on the vehicle’s exterior
lamps.

159 Controls in detail
Instrument cluster
Trip odometer
Make sure you are viewing the trip odome-
ter display (
page 161).

If it is not displayed, press buttonè
orÿ on the multifunction steering
wheel (
page 162) repeatedly until
the trip odometer appears in the multi-
function display.

Press and hold reset button 2
(page 158) until the trip odometer is
reset.
Tachometer
The red marking on the tachometer
(page 24) denotes excessive engine
speed.
To help protect the engine, the fuel supply
is interrupted if the engine is operated
within the red marking.
Outside temperature indicator
The outside temperature is indicated in the
multifunction display (
page 161).
!Avoid driving at excessive engine
speeds, as it may result in serious
engine damage that is not covered by
the Mercedes-Benz Limited Warranty.
Warning!
G
The outside temperature indicator is not de-
signed to serve as an ice-warning device and
is therefore unsuitable for that purpose.
Indicated temperatures just above the freez-
ing point do not guarantee that the road sur-
face is free of ice. The road may still be icy,
especially in wooded areas or on bridges.

167 Controls in detail
Control system
Menus, submenus and functions
Menu6
Menu7
Menu8
Menu9
Settings
Vehicle configuration
Trip computer
Telephone*
(page 174)
(page 191)
(page 192)
(page 194)
Commands/submenusResetting to factory settings
Tow-away alarm on/off
Fuel consumption statistics
after start
Loading phone book
Instrument cluster submenu
Fuel consumption statistics
since the last reset
Searching for name in phone
book
Time/Date submenu
Calling up range (distance to
empty)
Lighting submenuVehicle submenuConvenience submenuiThe headings used in the menus table
are designed to facilitate navigation
within the system and are not neces-
sarily identical to those shown in the
control system displays.
The first function displayed in each
menu will automatically show you
which part of the system you are in.

174 Controls in detailControl systemShould the vehicle’s system record any
conditions while driving, the number of
messages will reappear in the multifunc-
tion display

when the SmartKey in the starter
switch is turned to position0 or
removed from the starter switch
or


when you turn off the engine by
pressing the KEYLESS-GO* start/stop
button (
page 66) in the starter
switch once and open the driver’s door
(this puts the starter switch in
position0, same as with the SmartKey
removed from the starter switch)
Settings menu
In the
Settings
menu there are two func-
tions:


The function
Reset to factory
settings?
, with which you can reset all
the settings to the original factory
settings.


A collection of submenus with which
you can make individual settings for
your vehicle.

Press buttonè orÿ repeatedly
until the
Settings
menu appears in the
multifunction display.
iThe vehicle status message memory
will be cleared when you turn the
SmartKey in the starter switch to
position1 or2, or when you press the
KEYLESS-GO* start/stop button once
or twice without depressing the brake
pedal. You will then only see high
priority messages in the multifunction
display (
page 416).

175 Controls in detail
Control system
The following settings and submenus are
available in the
Settings
menu:Resetting all settings
You can reset all the functions of all
submenus to the factory settings.

Press the reset button in the
instrument cluster (
page 158) for
approximately 3 seconds.
The request to press the reset button
once more to confirm appears in the
multifunction display.

Press the reset button once more.
The functions of all the submenus will
reset to factory settings.
Function
Page
Resetting all settings
175
Submenus in the Settings menu
176
Resetting the functions of a
submenu
176
Instrument cluster submenu
178
Time/date submenu
180
Lighting submenu
182
Vehicle submenu
186
Convenience submenu
189
iThe settings you have changed will not
be reset unless you confirm the action
by pressing the reset button a second
time.
After approximately 5 seconds, the Settings
menu reappears in the
multifunction display (
page 174).
iFor safety reasons, the function Light circuit headlamp mode
in the
Lighting
submenu cannot be reset
while driving.
The following message appears in the
multifunction display:
Lighting
Cannot be completely reset
to factory settings while driving

176 Controls in detailControl systemSubmenus in the Settings menu
Press buttonj.
The collection of the submenus
appears in the multifunction display.

Press buttonç.
The selection marker moves to the next
submenu.
The submenus are arranged by hierarchy.
Scroll down with buttonç, scroll up
with buttonæ.With the selection marker on the desired
submenu, use thej button to access
the individual functions within that sub-
menu. Once within that submenu, you can
use thejbutton to move to the next
function or thekbutton to move to the
previous function within that submenu.
The settings themselves are made with
buttonæ orç.
Resetting the functions of a submenu
You can reset all the functions for each
submenu to the factory settings.

Move to a function in the submenu.

Press the reset button in the
instrument cluster (
page 158) for
approximately 3 seconds.
The request to press the reset button
once more to confirm appears in the
multifunction display.

Press the reset button once more.
All functions of the submenu will reset
to factory settings.
iThe settings you have changed will not
be reset unless you confirm the action
by pressing the reset button a second
time.
After approximately 5 seconds, the Settings
menu reappears in the
multifunction display (
page 174).
iFor safety reasons, the function Lamp circuit headlamp
(page 182)
in the
Lighting
submenu cannot be
reset while driving.
The following message appears in the
multifunction display:
Lighting
Cannot be completely reset
to factory settings while driving

183 Controls in detail
Control system
In low ambient light conditions the
following lamps will switch on additionally:

Parking lamps


Tail lamps


License plate lamps


Side marker lamps
For more information on the daytime
running lamp mode, see “Lighting”
(
page 147).Setting locator lighting
With the locator lighting feature activated,
the exterior lamp switch in positionU
(
page 148) and the interior lighting in
automatic mode (
page 155), the follow-
ing lamps will switch on during darkness
when the vehicle is unlocked with the
SmartKey:


Parking lamps


Tail lamps


License plate lamps


Side marker lamps


Corner-illuminating front fog lamps*
The locator lighting switches off when the
driver’s door is opened.
If you do not open a door after unlocking
the vehicle with the SmartKey, the lamps
will switch off automatically after approxi-
mately 40 seconds.

Move the selection marker with
buttonæ orç to the
Lighting

submenu.

Press buttonj ork repeatedly
until the message
Function Surround
lighting
appears in the multifunction
display.
The selection marker is on the current
setting.

Press buttonæ orç to switch
the locator lighting function to
on.

Turn the exterior lamp switch to
positionU (
page 147) when
exiting the vehicle.
The locator lighting feature is
activated.
iFor safety reasons, resetting the Lighting
submenu to factory settings
while driving (
page 176) will not
deactivate the daytime running lamp
mode.
The following message appears in the
multifunction display:
Lighting
Cannot be completely reset
to factory settings while driving

192 Controls in detailControl systemTrip computer menu
Use the trip computer menu to call up
statistical data on your vehicle.
The following information is available:Fuel consumption statistics after start

Press buttonÿ orè repeatedly
until the message
After start
appears
in the multifunction display.
1Distance driven since start
2Time elapsed since start
3Average speed since start
4Average fuel consumption since startResetting fuel consumption statistics

Press buttonÿ orè repeatedly
until the message
After start
appears
in the multifunction display.

Press and hold the reset button in the
instrument cluster (
page 158) until
the value is reset to0.
Function
Page
Fuel consumption statistics after
start
192
Fuel consumption statistics
since last reset
193
Calling up range (distance to
empty)
193
iWhen you enter the trip computer
menu, you will always see the fuel
consumption statistics after start first.
iAll statistics stored since the last
engine start will be reset approximately
4 hours after the SmartKey in the start-
er switch is turned to position0 or re-
moved from the starter switch.
Resetting will not occur if you turn the
SmartKey back to position1 or2
within this time period.

193 Controls in detail
Control system
Fuel consumption statistics since last
reset
Press buttonÿ orè repeatedly
until the message
After start
appears
in the multifunction display.

Press buttonj ork repeatedly
until the message
After reset
appears
in the multifunction display.
1Distance driven since last reset
2Time elapsed since last reset
3Average speed since last reset
4Average fuel consumption since last
resetResetting fuel consumption statistics
manually

Press buttonÿ orè repeatedly
until the message
After start
appears
in the multifunction display.

Press buttonj ork repeatedly
until the message
After reset
appears
in the multifunction display.

Press and hold the reset button in the
instrument cluster (
page 158) until
the value is reset to0.
Resetting fuel consumption statistics
automatically
The fuel consumption statistics reset auto-
matically to
0 when either of the following
values is exceeded:


distance covered:100 000 miles


time elapsed: 10 000 hoursCalling up range (distance to empty)

Press buttonÿ orè repeatedly
until the message
After start
appears
in the multifunction display.

Press buttonj ork repeatedly
until the message
Range:
appears in
the multifunction display.
The calculated range based on the
current fuel tank level appears in the
multifunction display.