2006 MERCEDES-BENZ R350 wheel alignment

454 Practical hintsWhere will I find ...?First aid kit
The first aid kit is stored under the cargo
compartment floor, see “Vehicle tool kit”
(page 454).
Vehicle tool kit
The vehicle tool kit is stored under the car-
go compartment floor.
The vehicle tool kit includes:

Towing eye bolt


Wheel wrench


Alignment bolt


Vehicle jack


Fuse chart


Spare fuses


Fuse extractor


Collapsible wheel chock


Wheel bolts for spare wheel1Cargo compartment floor, lowered
2Handle cover

Open the tailgate (
page 122).

Push in handle cover2 and pull han-
dle in direction of arrow.

Lift cargo compartment floor 1.
iCheck expiration dates and contents
for completeness at least once a year
and replace missing / expired items.

455 Practical hints
Where will I find ...?
3Securing hook
Release securing hook 3 (located be-
low the floor handle) from holder.3Securing hook
4Cargo compartment floor, raised
5Upper cargo compartment lip

Engage securing hook 3 on upper
cargo compartment lip 5.You can now access the vehicle tool kit. To
remove the vehicle tool kit storage well
casing, proceed as described on
(
page 458).
6Wheel bolt wrench
7Electric air pump
8Jack
9Spare fuses, fuse extractor, fuse chart
aSpare wheel (collapsible tire)
bAlignment bolt
cTowing eye bolt
dCollapsible wheel chock
eSpare wheel bolts
fVehicle tool kit storage well casing

To remove jackb, loosen the hook
and loop fastener.
!With the cargo compartment cover
blind* installed behind the third-row
seats (
page 288), disengage cargo
compartment cover blind* and flip it
forward. Otherwise the strap of the
securing hook could damage the cargo
compartment cover blind*.

481 Practical hints
Flat tire
Removing the wheel
1Alignment bolt
Unscrew upper-most wheel bolt and
remove.

Replace this wheel bolt with alignment
bolt1 supplied in the vehicle tool kit
(page 454).

Remove the remaining wheel bolts.

Remove the wheel.Mounting the spare wheel
1Wheel bolt for 18" and 19" light alloy
wheels
2Wheel bolt for 17" light alloy wheels or
collapsible tire (located in trunk with
spare wheel)
Warning!
G
The jack is intended only for lifting the
vehicle briefly for wheel changes. It is not
suited for performing maintenance work
under the vehicle.

Never start the engine when the vehicle
is raised.


Never lie down under the raised vehicle.
!Do not place wheel bolts in sand or dirt.
This could result in damage to the bolts
and wheel hub threads.
!Wheel bolts2 must be used when
mounting the spare wheel with collaps-
ible tire. The use of any wheel bolts oth-
er than wheel bolts2 for the spare
wheel with collapsible tire will physical-
ly damage the vehicle’s brakes.

482 Practical hintsFlat tire
Clean contact surfaces of wheel and
wheel hub.

Guide spare wheel onto the alignment
bolt and push it on.

Insert wheel bolts and tighten them
slightly.

Unscrew the alignment bolt, install last
wheel bolt and tighten slightly.
!To avoid paint damage, place wheel flat
against hub and hold it there while
installing first wheel bolt.Warning!
G
Always replace wheel bolts that are
damaged or rusted.
Never apply oil or grease to wheel bolts.
Damaged wheel hub threads should be
repaired immediately. Do not continue to
drive under these circumstances! Contact
an authorized Mercedes-Benz Light Truck
Center or call Roadside Assistance.
Incorrect wheel bolts or improperly tight-
ened wheel bolts can cause the wheel to
come off. This could cause an accident.
Make sure to use the correct wheel bolts.
Warning!
G
Only use genuine equipment
Mercedes-Benz wheel bolts. Other wheel
bolts may come loose.
Do not tighten the wheel bolts when the
vehicle is raised. Otherwise the vehicle
could fall off the jack.

502 Practical hintsTowing the vehicleThe rear towing eye is located behind the
right side cover in the rear bumper panel.
1Towing eye cover

Press mark on cover1 as indicated by
the arrow.

Lift off cover1 to reveal the threaded
hole for towing eye bolt.

Take the towing eye bolt and wheel
wrench from the vehicle toolkit
(page 455).

Screw towing eye bolt in to its stop and
tighten with wheel wrench.

After use, unscrew towing eye bolt.

Store the towing eye bolt and wheel
wrench back into the vehicle toolkit
(page 455).

Engage cover1 at top and press at
bottom.
Stranded vehicle
Freeing a stranded vehicle, on which the
wheels are dug into sand or mud, should
be done with the greatest of care, especial-
ly if the vehicle is heavily loaded.
Avoid pulling the vehicle abruptly or diago-
nally, since it could result in damage to the
chassis alignment.
Never try to free a vehicle that is still cou-
pled to a trailer.
If possible, a vehicle equipped with trailer
hitch receiver should be pulled backward
in its own previously made tracks.
Warning!
G
In order to avoid possible serious burns or
injury, use extreme caution when removing
the cover, because the rear exhaust pipe is
extremely hot.

529 Technical terms
ABS
(A
ntilock B
rake S
ystem)
Prevents the wheels from locking up
during braking so that the vehicle can
continue to be steered.
Accessory weight
(
page 385)
ADS
(Adaptive D
amping S
ystem)
Automatically adapts the optimum sus-
pension damping to prevailing driving
conditions.
Airmatic*
Automatically selects the optimum sus-
pension tuning and ride height for your
vehicle. Airmatic consists of two com-
ponents:


Adaptive Damping System


Vehicle level control
Air pressure
(
page 385)Alignment bolt
Metal pin with thread. The centering
pin is an aid used when changing a tire
to align the wheel with the wheel hub.
Aspect ratio
(
page 385)
Bar
(page 386)
BAS
(Brake A
ssist S
ystem)
System for potentially reducing braking
distances in emergency braking situa-
tions. The system is activated when it
senses an emergency based on how
fast the brake is applied.
Bead
(
page 386)
Bi-Xenon headlamps*
Headlamps which use an electric arc as
the light source and produce a more
intense light than filament headlamps.
Bi-Xenon headlamps produce low
beam and high beam.CAC
(C
ustomer A
ssistance C
enter)
Mercedes-Benz customer service
center, which can help you with any
questions about your vehicle and
provide assistance in the event of a
breakdown.
CAN system
(C
ontroller A
rea N
etwork)
Data bus network serving to control
vehicle functions such as door locking
or windshield wiping.
Cockpit
All instruments, switches, buttons and
indicator / warning lamps in the
passenger compartment needed for
vehicle operation and monitoring.
Cold tire inflation pressure
(
page 386)