2006 MERCEDES-BENZ R500 sunroof

256 Controls in detailPower tilt/sliding sunroof*Warning!
G
When closing the tilt/sliding sunroof, make
sure that there is no danger of anyone being
harmed by the closing procedure.
If the tilt/sliding sunroof encounters an ob-
struction that blocks its path in a circum-
stance where you are closing the tilt/sliding
sunroof by moving the tilt/sliding sunroof
switch past the resistance point, or by
pressing and holding button‹on the
SmartKey, by pressing and holding the lock
button (vehicles with KEYLESS-GO*) on the
door handle, the automatic reversal function
will not operate.
The opening/closing procedure of the
tilt /sliding sunroof can be immediately halt-
ed by releasing the switch or, if the switch
was moved past the resistance point and re-
leased, by moving the switch in any direc-
tion.
The tilt /sliding sunroof is m a d e o u t o f g l a s s .
In the event of an accident, the glass may
shatter. This may result in an opening in the
roof.
In a vehicle rollover, occupants not wearing
their seat belts or not wearing them properly
may be thrown out of the opening. Such an
opening also presents a potential for injury
for occupants wearing their seat belts prop-
erly as entire body parts or portions of them
may protrude from the passenger compart-
ment.
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock your vehicle. Do not leave children un-
attended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment can cause an accident
and/or serious personal injury.
!To avoid damaging the seals, do not
transport any objects with sharp edges
which can stick out of the tilt/sliding
sunroof.
Do not open the tilt/sliding sunroof if
there is snow or ice on the roof, as this
could result in malfunctions.
The tilt/sliding sunroof can be opened
or closed manually should an electrical
malfunction occur (
page 462).
iYou can also open or close the tilt/slid-
ing sunroof using the SmartKey or the
KEYLESS-GO* function, see “Summer
opening feature” (
page 251) and
“Convenience closing feature”
(
page 252).

257 Controls in detail
Power tilt/sliding sunroof*

Switch on the ignition (
page 38).
Opening and closing

To open, close, raise, or lower the
tilt/sliding sunroof, move the sunroof
switch to the resistance point in the
required direction of arrows1to4
(page 255).

Release the sunroof switch when the
tilt/sliding sunroof has reached the de-
sired position.Fully opening (Express-open) and clos-
ing (Express-close)

To fully open or close the tilt/sliding
sunroof, move the switch past the re-
sistance point in the required
direction1or2 (
page 255) and
release.
The tilt/sliding sunroof opens or closes
completely.
Stopping the power tilt/sliding sunroof
during Express-open

Move the sunroof switch in any direc-
tion.
The movement of the tilt/sliding sun-
roof stops.
iDepending on the current position, the
tilt/sliding sunroofs may also open or
close when the air recirculation
buttonÄ on the control panel of the
climate control (
page 218) or auto-
matic climate control (
page 232) is
pressed and held.
iIf the movement of the tilt/sliding sun-
roof is blocked during the closing pro-
cedure, the tilt/sliding sunroof will
stop and reopen slightly.
Warning!
G
If the tilt/sliding sunroof encounters an ob-
struction that blocks its path in a circum-
stance where you are closing the tilt/sliding
sunroof by moving the tilt/sliding sunroof
switch past the resistance point, or by
pressing and holding button‹on the
SmartKey, by pressing and holding the lock
button (vehicles with KEYLESS-GO*) on the
door handle, the automatic reversal function
will not operate.
The opening/closing procedure of the
tilt /sliding sunroof can be immediately halt-
ed by releasing the switch or, if the switch
was moved past the resistance point and re-
leased, by moving the switch in any direc-
tion.

258 Controls in detailPower tilt/sliding sunroof*Synchronizing
The tilt/sliding sunroof must be
synchronized

after the battery has been
disconnected or discharged


after the tilt/sliding sunroof has been
closed manually (
page 462)


after a malfunction


if the tilt/sliding sunroof does not open
smoothly

Remove the fuse securing the
tilt/sliding sunroof from the fuse box
(page 503).

Reinsert the fuse in the main box.

Switch on the ignition (
page 38).

Press and hold the sunroof switch in
the direction of arrow3 (
page 255)
until the tilt/sliding sunroof is fully
raised at the rear.

Hold the sunroof switch in the direction
of arrow3 for approximately
1 second.

Open the tilt/sliding sunroof using the
Express-open feature (
page 257).
If the tilt/sliding sunroof opens com-
pletely, it is synchronized.
If the tilt/sliding sunroof does not open
completely:

Repeat the above steps.
iFor information on which fuse box con-
tains the fuse for the power tilt/sliding
sunroof, see the fuse chart provided
with the vehicle tool kit (
page 455).

263 Controls in detail
Panorama roof with power tilt/sliding panel*

Switch off the ignition (
page 38) and
remove the SmartKey from the starter
switch.
Vehicles with KEYLESS-GO*:

Switch off the ignition (
page 39).

Open the driver’s door (this puts the
starter switch in position 0, same as
with the SmartKey removed from the
starter switch). The driver’s door then
can be closed again.

Remove the fuse securing the
tilt/sliding panel from the fuse box
(page 504).

Reinsert the fuse in the fuse box.

Switch on the ignition (
page 38).

Push and hold the roof panel switch in
direction of arrow2 (
page 260) un-
til the roller sunblinds are fully closed.

Keep holding the roof panel switch in
direction of arrow2 (
page 260) for
approximately 1 second.

Pull and hold the roof panel switch in
direction of arrow1 (
page 260) un-
til the roller sunblinds are fully opened.

Keep holding the roof panel switch in
direction of arrow1 (
page 260) for
approximately 1 second.

Press and hold the roof panel switch in
direction of arrow3 (
page 260) un-
til the tilt/sliding panel is fully raised at
the rear.

Push and hold the roof panel switch in
direction of arrow2 (
page 260) un-
til the tilt/sliding panel is fully closed.

Keep holding the roof panel switch in
direction of arrow2 (
page 260) for
approximately 1 second.

Open the tilt/sliding panel using the
Express-open feature (
page 262).
If the tilt/sliding panel opens com-
pletely, the roof is synchronized.
If the tilt/sliding sunroof does not open
completely:

Repeat the above steps.
iFor information on which fuse box con-
tains the fuse for the power tilt/sliding
panel, see the fuse chart provided with
the vehicle tool kit (
page 455).

279 Controls in detail
Loading
Loading
Roof rack*
1Trim cover

Flip roof trim covers 1 open.

Attach the roof rack to the attachment
points under roof trim covers 1.
Follow roof rack manufacturer’s instal-
lation instructions.
For further information, inquire at your
Mercedes-Benz Light Truck Center.
Warning!
G
Only use the roof rack when the basic carri-
er bars have been completely mounted. The
left and right rails are only stabilized by
means of the basic carriers being mounted.
Follow the manufacturer’s installation
instructions. Otherwise, an improperly
attached roof rack system or its load could
become detached from the vehicle.
Do not exceed the maximum roof load of
220 lb (100 kg).
Take into consideration that when the roof
rack is loaded, the handling characteristics
are different from those when operating the
vehicles without the roof rack loaded.
!Use only those roof racks approved by
Mercedes-Benz for your vehicle model.
Follow manufacturer’s installation in-
structions. The vehicle could otherwise
be damaged.
When loading the roof rack, make sure

the tilt/sliding sunroof* (or
tilt/sliding panel*) can be com-
pletely raised at the rear


the tilt/sliding panel and the tail-
gate can be completely opened

450 Practical hintsWhat to do if …Display symbol
Display messages
Possible cause/consequence
Possible solution
<
Seat belt system
Drive to workshop
The seat belt system is malfunctioning.

Visit an authorized Mercedes-Benz
Light Truck Center as soon as
possible.
9
Service memory full
See Operator’s Manual
The maintenance service memory cannot
save any more data.

Have the service memory checked by
an authorized Mercedes-Benz Light
Truck Center.
K
Close
tilt/sliding sunroof
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the sliding portion of the
tilt/sliding sunroof* open.

Close the tilt/sliding sunroof*
(page 255).
J
Close
tilt/sliding sunroof
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the tilt portion of the
tilt/sliding sunroof* open.

Close the tilt/sliding sunroof*
(page 255).

462 Practical hintsOpening / closing in an emergencyPower tilt/sliding sunroof*
You can open or close the tilt/sliding
sunroof manually should an electrical
malfunction occur.
The tilt/sliding sunroof drive is located
behind a cover on the overhead control
panel.
1Cover
Remove the SmartKey from the starter
switch.Vehicles with KEYLESS-GO*:

Turn off the engine by pressing the
KEYLESS-GO start/stop button
(page 66).

Open the driver’s door (this puts
the starter switch to position0,
same as with the SmartKey re-
moved from starter switch). The
driver’s door can then be closed
again.

Press on cover1 at the position indi-
cated by the arrow.

Take off cover 1.
2Crank

Take crank 2 out of the Operator’s
Manual pouch.

Insert crank2 into hole.

Turn crank2 clockwise to

slide sunroof closed


raise sunroof at the rear

Turn crank2 counterclockwise to

slide sunroof open


lower sunroof at the rear
iTurn crank2 slowly and smoothly.
The tilt/sliding sunroof must be syn-
chronized if it has been operated man-
ually (
page 258).
iThe panorama roof with power
tilt/sliding panel* cannot be operated
as described. Contact an authorized
Mercedes-Benz Light Truck Center.

494 Practical hintsBattery
Carry out step 8 to reconnect the bat-
tery (
page 493).

Carry out steps 6 to 1 in reverse order
to complete reinstall the battery,
(page 492) to (
page 490).
Step 11 (Reconnecting)

If the battery has been removed, carry
out step 9 (
page 493) first and then
step 7 (
page 493), both in reverse
order, before starting the connecting
procedure.

Open the driver’s door.

Make sure the SmartKey is removed
from the starter switch.
Vehicles with KEYLESS-GO*:
Make sure the vehicle’s on-board
electronics have status 0.
With the driver’s door opened, the
vehicle’s on-board electronics have
status 0, same as SmartKey re-
moved from the starter switch
(page 39).

Connect the positive lead to the posi-
tive terminal and fasten it’s cover
(page 493).

Connect the negative lead to the nega-
tive terminal (
page 493).
!Never invert the terminal connections!
iThe following procedures must be car-
ried out following any interruption of
battery power (e.g. due to disconnec-
tion):

Set the clock (
page 180).
Vehicles with Modular COMAND
system with navigation module*:
Time and date are set automatical-
ly.


Synchronize the door windows
(page 251).


Synchronize the power tilt/sliding
sunroof* (
page 258).


Synchronize the power tilt/sliding
panel* (
page 262).


Synchronize the power folding
exterior rear view mirrors*
(page 211).