Page 321 of 393

320 Practical hintsFlat tire
5
\3 Flat tireThe vehicle is either equipped with a spare
wheel or the Premium tire sealant*.
The spare wheel is located under the rear
end of the vehicle if the vehicle is not
equipped with Premium tire sealant*
(\2page 301).
When you replace a tire, the manufacturer
also recommends that you replace the tire
valve.\1Park the vehicle as far away as possible
from traffic and on a level, firm, and
non-slip surface.
\1Switch on the hazard warning lamps.
\1Apply the handbrake.
\1Engage first gear or reverse gear or
move the selector lever to positionP.
\1Any passengers should leave the vehi-
cle, ensuring that they are not endan-
gered as they do so.
\1Place the warning triangle or hazard
warning lamps at a suitable distance.
Observe legal requirements.Warning
G
Defective or worn tires, and tire pressures
that are either too high or too low, can cause
significant changes in the vehicle’s handling
and braking characteristics. There is an in-
creased risk of an accident.
Replace the tires, including the spare tire, at
least every 6 years, regardless of the degree
of treadwear. Check the tire pressure on the
spare wheel at regular intervals.
!
CAUTION
For safety reasons, the following tire
valves from the company Schrader
must be used on the vehicles:
\4TR 600 for vehicle model type 2500
\4TR 418 for vehicle model type 3500
Preparing the vehicle
Changing a wheelWarning
G
To avoid the risk of causing serious or fatal
injury, or damage to the vehicle, please bear
the following points in mind:
\4The jack is only designed to raise the ve-
hicle for a short time when changing a
wheel.
\4Position the jack under the appropriate
jacking point only (\2page 322). Check
that the jack is correctly seated under
the jacking point before raising the vehi-
cle.
\4The jack must be placed on a firm, flat
surface only.
\2\2
Page 323 of 393

322 Practical hintsFlat tire
5
Hydraulic jack
\1Assemble the three-part pump lever for
the jack. 1Pressure release screw
\1Close pressure release screw1.
\1To do this, turn the flattened section on
the pump lever clockwise to the stop.
\1Insert the pump lever into the recess
on the jack and secure it by turning it
clockwise.\1Make sure that the jack is positioned
vertically under the jacking points de-
scribed below.
\1Raise the vehicle by pumping the lever
until the wheel is raised clear of the
ground.
Make sure that the distance between
the underside of the tires and the
ground does not exceed 1.2 in (3 cm).
Jacking point at the front axle
The vehicle jacking point is located under
the longitudinal member in front of the
front axle.
Jacking points at the rear axle
The vehicle jacking point is located under
the longitudinal member in front of the rear
axle. Vehicle model type 2500
Vehicle model type 3500
iNever turn pressure release screw1
more than 1 or 2 full turns. Hydraulic
fluid could otherwise escape.P58.10-2053-31
N40.10-2260-31
N40.10-2161-31
Page 384 of 393

383 Index
seats
. . . . . . . . . . . . . . . . . . . . . . . . 73
windshield
. . . . . . . . . . . . . . . . . . . 127
Heater booster function
. . . . . . . . 137
Heater booster system
. . . . . . . . . 138
Heating
rear window
. . . . . . . . . . . . . . . . . . 128
seat
. . . . . . . . . . . . . . . . . . . . . . . . . 73
windshield
. . . . . . . . . . . . . . . 127
, 134
High-beam headlamps
. . . . . . . 77
, 307
changing bulbs
. . . . . . . . . . . . . . . 307
High-pressure cleaners
. . . . . . . . . 242
Hood
. . . . . . . . . . . . . . . . . . . . . . . . . 185
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Hydroplaning
. . . . . . . . . . . . . . . . . . 118
I
Identification lamps
. . . . . . . . . . . . 311
changing bulbs
. . . . . . . . . . . 311
, 313
Ignition lock
. . . . . . . . . . . . . . . . . . . 67
Immobilizer . . . . . . . . . . . . . . . . . . . . 47
Indicator
vehicles with steering wheel buttons
Service due date
. . . . . . . . . . . . 238
vehicles without steering wheel buttons
service due date . . . . . . . . . . . . . 239
Indicator and warning lamps
brake system
. . . . . . . . . . . . . . . . . 269braking
. . . . . . . . . . . . . . . . . . . 268
–??
engine oil level
. . . . . . . . . . . . . . . . 274
seat belt
. . . . . . . . . . . . . . . . . . . . . 280
seat belt reminder
. . . . . . . . . . . . . 280
SRS
. . . . . . . . . . . . . . . . . . . . . . . . 272
water separator
. . . . . . . . . . . . . . . 280
Indicator lamp
ABS
. . . . . . . . . . . . . . . . . . . . . . . . 271
ASR . . . . . . . . . . . . . . . 268
, 269
, 270
BAS
. . . . . . . . . . . . . . . 268
, 269
, 270
battery charge
. . . . . . . . . . . . . . . . 273
brake pad/lining wear
. . . . . . . . . . 273
coolant
. . . . . . . . . . . . . . . . . . . . . . 275
engine diagnostic
. . . . . . . . . . . . . . 277
ESP
® . . . . . . . . . . . . . . 268
, 269
, 272
handbrake
. . . . . . . . . . . . . . . . . . . 114
operating speed governor (ADR)
. . 154
poly-V-belt
. . . . . . . . . . . . . . . . . . . 273
preglow
. . . . . . . . . . . . . . . . . 111
, 276
reserve warning indicator (fuel)
. . . 276
windshield washer/headlamp cleaning
system washer fluid level
. . . . . . . . 280
Inflation pressure
see Tires, Inflation pressures
Information regarding electronic
recording devices
. . . . . . . . . . . . . . . 10
Instrument cluster . . . . . . . . . . . 14
, 84
lighting
. . . . . . . . . . . . . . . . . . . . . . . 85speedometer
. . . . . . . . . . . . . . . . . . 85
tachometer
. . . . . . . . . . . . . . . . . . . 85
vehicles with steering wheel buttons
selecting the language
. . . . . . . . 100
setting the status line . . . . . . . . . 100
Instrument lighting
. . . . . . . . . . . . . . 85
Interior lighting
changing bulbs
. . . . . . . . . . . . . . . . 314
front
. . . . . . . . . . . . . . . . . . . . . . . . . 80
rear . . . . . . . . . . . . . . . . . . . . . . . . . 82
Interior lighting, rear
. . . . . . . . . . . . 82
Interior motion sensor . . . . . . . . . . . 49
Intermittent wipe
. . . . . . . . . . . . . . 126
ISOFIX child seat securing system
. 39
TopTether
. . . . . . . . . . . . . . . . . . . . . 41
J
Jack
jacking points
. . . . . . . . . . . . . . . . 322
preparing
. . . . . . . . . . . . . . . . . . . . 322
storage location
. . . . . . . . . . . . . . . 300
Jump-starting
. . . . . . . . . . . . . . . . . 340
connection point
. . . . . . . . . . . . . . 340
Jump-starting connection point
. . 340
I
J