Page 249 of 356
247 Practical hints
What to do if …
Where will I find ...?
Unlocking / locking in an emergency
Opening / closing in an emergency
Replacing key batteries
Replacing bulbs
Replacing wiper blades
Flat tire
Battery
Jump starting
Towing the vehicle
Fuses
Page 250 of 356

248 Practical hintsWhat to do if …Lamps in instrument clusterGeneral information:
If a bulb in the instrument cluster fails to
come on during the bulb self-check when switching on ignition, have it checked and
replaced if necessary.Problem
Possible cause
Suggested solution
-
The yellow ABS malfunction
indicator lamp comes on while
driving.
ABS has detected a malfunction and has
switched off. The BAS, ESP, and 4-ETS are
also switched off.
The brake system is still functioning normally
but without ABS available.
Continue driving with added caution.
Wheels may lock during hard braking
reducing steering capability.
Have the system checked at an autho-
rized Mercedes-Benz Light Truck Cen-
ter as soon as possible.
Failure to follow these instructions in-
creases the risk of an accident.
The charging voltage has fallen below
10 volts. The ABS has switched off.
When the voltage is above this value
again, the ABS is operational again.
If necessary, have the generator
(alternator) and the battery checked.
Page 262 of 356

260 Practical hintsWhat to do if …Problem
Possible cause
Suggested solution
:
The yellow warning lamp flashes
after starting the engine or while
driving.
The engine oil level has sunk to the minimum
level. If the engine oil level continues to sink,
the warning lamp will light up.
Add approved oil at the next gas
station (
page 314).
If oil loss is visible on the engine, have
the malfunction corrected as soon as
possible at a Mercedes-Benz Light
Truck Center.
_
The red indicator lamp does not
go out after starting the engine.
The adjustable telescoping steering column
is not properly locked.
Lock the adjustable steering column
(page 40).
‡
The green front fog lamp indica-
tor lamp lights up when ignition
is turned on.
The front fog lamps are switched on.
Fog lamps (
page 111).
<
The red seat belt telltale
illuminates for a brief period
after starting the engine.
The telltale reminds you to fasten seat belts.
Fasten your seat belt (
page 64).
The telltale goes out.
W
The yellow low washer system
fluid level lamp comes on after
starting the engine or while driv-
ing.
There is approximately 1.3 US qt. (1.25 l) of
washer fluid remaining in the reservoir.
Add washer fluid (
page 230).
The washer fluid may have frozen.
Move the vehicle to a warmer environ-
ment so that the washer fluid will
thaw.
Correct the concentration level after
the washer fluid in the reservoir
thaws.
Page 266 of 356
264 Practical hintsWhere will I find ...?First aid kit
The first aid kit is stored in the liftgate.
Open and fold down panel1.
The first aid kit can be removed.
Vehicle tool kit
The vehicle tool kit is stored in the cargo
compartment behind the right trim panel.
1Handles
2Panel
Turn handles1 90° in direction of
arrows.
Fold down the panel2.3Screw
4Vehicle jack with tool kit
Turn screw3 counterclockwise.
Remove vehicle jack.
Vehicles with CD-changer*
(page 265).
The jack is exclusively designed for lifting
the vehicle during a wheel change. Always
lower the vehicle on sufficient capacity
jackstands before working under the vehi-
cle.
iCheck expiration dates and contents
for completeness at least once a year
and replace missing / expired items.
Page 267 of 356

265 Practical hints
Where will I find ...?
1Vehicle jack
2Wheel bolt wrench
3Screwdriver
4Interchangeable slot
Screwdriver3 is placed inside the wheel-
bolt wrench handle.Vehicle jack
Please also observe the safety guidelines
in the “Flat tire” section (
page 284)
when using the jack.
Vehicle with CD-changer*
To access the vehicle tool kit, swing the
CD-changer out of the panel.
1Screw
2CD-changer
Turn screw1 counterclockwise.
Swing the CD-changer2 out of the
panel.
Warning!
G
The jack is designed exclusively for jacking
up the vehicle at the jack take-up brackets
built into both sides of the vehicle. To help
avoid personal injury, use the jack only to lift
the vehicle during a wheel change. Never
get beneath the vehicle while it is supported
by the jack. Keep hands and feet away from
the area under the lifted vehicle. Always
firmly set parking brake and block wheels
before raising vehicle with jack.
Do not disengage parking brake while the
vehicle is raised. Be certain that the jack is
always vertical (plumb line) when in use, es-
pecially on hills. Always try to use the jack
on level surface.
Make sure that the jack arm is fully seated
in the jack take-up bracket. Always lower
the vehicle onto sufficient capacity jack-
stands before working under the vehicle.
Page 268 of 356

266 Practical hintsWhere will I find ...?Spare wheel (space-saver tire)
Use the spare wheel only temporarily,
while observing the following restrictions:
Do not exceed vehicle speed of
50 mph (80 km / h).
Drive to the nearest repair facility to
have the flat tire repaired or replaced
as appropriate.
Do not operate vehicle with more than
one spare wheel mounted.Removing spare wheel
The spare wheel is located behind the rear
bumper.
1Cover
Hold left and right side of cover1 and
pull away from bumper.2Screw
3Spare wheel carrier
4Lever
Turn screw2 counterclockwise using
the wrench (
page 265).
Screw2 remains in spare wheel
carrier3.
Lift spare wheel carrier slightly and
push lever4 to the right using screw-
driver (
page 264).
Swing spare wheel carrier3 down and
pull it out from under the bumper.
Warning!
G
The dimensions of the spare wheel are dif-
ferent from those of the road wheels. As a
result, the vehicle handling characteristics
change when driving with a mounted spare
wheel.iPlease comply with the instructions for
“Mounting the spare wheel”
(page 284).
Warning!
G
Exercise care when removing or installing
spare wheel to prevent personal injury.
Page 269 of 356
267 Practical hints
Where will I find ...?
5Bayonet lock
Turn the bayonet lock5 90° to the
left.
Pull off bayonet lock5.
Remove the spare wheel cover and the
spare wheel.
Store bayonet lock5 and spare wheel
cover in cargo compartment.
Replace the spare wheel carrier and se-
cure it in place.
Install cover1 to the bumper.
!When storing the space-saver spare
wheel in its holder, secure it using the
bayonet lock.
Page 270 of 356
268 Practical hintsUnlocking / locking in an emergencyUnlocking the vehicle
If you are unable to unlock the driver’s
door using the remote control, open the
door using the folding key.Remote control with folding key
1Release button
Press release button1 on the remote
control.
The key folds out.Unlocking the driver’s door
1Unlocking
Insert the key into the driver’s door
lock until it stops.
Turn the key counterclockwise to
position1.
The driver’s door is unlocked.
iUnlocking the driver’s door with the
folding key will trigger the anti-theft
alarm system.
To cancel the alarm, do one of the
following:
Press buttonŒ or‹ on the
remote control.
Insert the key in the steering lock.