Overview ........................................124
Problem (malfunction) ................... 127
Releasing the parking lock man-
ually ............................................... 127
Selector lever ................................ 124
Selector lever positions ................. 124
Shift ranges ................................... 125
Starting the engine ........................ 120
Touchshift ...................................... 125
Trailer towing ................................. 126
Transmission oil change ................ 282
Automatic transmission emer-
gency mode ....................................... 127
AUX port ............................................. 211
Auxiliary heater
see Auxiliary warm-air heater
see Hot-water auxiliary heater
Auxiliary heating
Activating/deactivating heater
booster mode ................................ 111
Adjusting ....................................... 173
Conditions for switching on ........... 108
Heating time .................................. 107
Important safety notes .................. 106
Operating with the button (control
panel) ............................................ 108
Operation with the remote con-
trol ................................................. 109
Operation with the timer ................ 114
Selecting a switch-on time ............. 108
Setting the switch-on time ............. 109
see Auxiliary heating
see Auxiliary warm-air heater
see Hot-water auxiliary heater
Auxiliary warm-air heater
Problem (malfunction) ................... 117
Axle load, permissible (trailer tow-
ing) ...................................................... 287
B
Backup lamps
Replacing bulbs ............................... 89
Backup lamps (Chassis Cab)
Replacing bulbs ............................... 90
BAS (Brake Assist System)
Display message ............................ 182
Function/notes ................................ 54 Indicator lamp ................................ 195
Basic settings
see Settings
Battery
Isolating switch .............................. 118
Replacing (SmartKey) ......................6 1
Battery (SmartKey)
Checking .......................................... 61
Important safety notes .................... 61
Replacing ......................................... 61
Battery (vehicle)
Care ............................................... 232
Charge indicator lamp ................... 198
Charging ........................................ 232
Disconnecting and connecting ....... 229
Disconnecting and connecting
(engine compartment) ................... 231
Display message ............................ 192
Important safety notes .................. 227
Installing/removing (engine com-
partment) ....................................... 231
Jump starting ................................. 242
Location ......................................... 228
Removing and installing ................. 230
Removing and installing the floor
covering ......................................... 228
Before driving off
Important safety notes .................. 120
Belt
see Seat belts
Bleeding the fuel system .................. 123
Blind Spot Assist
Activating/deactivating ......... 146, 173
Notes/function .............................. 144
Trailer towing ................................. 146
Bottle holder
see Cup holder
Brake Assist
see BAS (Brake Assist System)
Brake Assist System
see BAS (Brake Assist System)
Brake fluid
Checking the level ......................... 223
Display message ............................ 183
Notes ............................................. 283
Warning lamp ................................. 195
4Index
Checking the oil level (on-board
computer) ...................................... 220
Checking the oil level using the
dipstick .......................................... 221
Dis play message ............................ 190
Fill ing capacity .............................. .282
Information about oil consump-
tion ................................................ 282
Mixing ............................................ 281
Notes about oil grades ................... 280
Oil change ...................................... 282
Oil level (note) ............................... 220
Viscosity ........................................ 281
Warning lamp ................................. 198
Engine speed setting (working
mode) ................................................. 154
Engine, jump-starting ....................... 242
ESP
®(Electronic Stability Pro-
gram)
Display message ............................ 184
Important safety information ........... 54
Indicator lamp ................................ 197
Warning lamp ................................. 194
Exhaust check ................................... 134
Exhaust gas aftertreatment
DEF level indicator ......................... 162
DEF reducing agent ....................... 279
Diesel Exhaust Fluid (DEF) ............. 279
Display messages (vehicles with
steering wheel buttons) ................. 187
Display messages (vehicles with-
out steering wheel buttons) ........... 178
Indicator lamp ....................... 197, 201
Malfunction ....................................1 88
Refilling DEF .................................. 129
Exterior lighting
see Lights
Exterior mirrors
Adjusting ......................................... 78
Important safety notes .................... 78
Eye glasse
s compartment
................. 205
F
Fire extinguisher............................... 242
First-aid kit ......................................... 241 Flat tire
Changing a wheel/mounting the
spare wheel ................................... 267
General notes ................................ 266
Fog lamps
Switching on/off .............................. 80
Fogged-up windows
see Climate control
Folding seat ......................................... 74
Frequencies
Mobile phone ................................. 275
Two-way radio ................................ 275
Front fog lamps
Switching on/off .............................. 80
Front interior light
Replacing bulbs ............................... 92
Front windshield
see Windshield
Fuel
Additives (diesel) ........................... 279
Consumption information .............. 279
Consumption statistics .................. 174
Diesel at very low outside temper-atures ............................................ 278
Display message ............................ 189
Driving tips ....................................1 33
Fuel gauge ..................................... 162
Problem (malfunction) ................... 129
Quality (diesel) ............................... 278
Refueling ........................................ 127
Showing the range (on-board
computer with steering wheel but-
tons) .............................................. 174
Showing the range (vehicles with
steering wheel buttons) ................. 174
Tank content/reserve fuel ............. 278
Fuel filter with water separator
draining ......................................... 224
Indicator lamp ................................ 202
Fuel gauge ......................................... 162
Fuel tank
Problem (malfunction) ................... 129
Fuel tank content
Reserve, display message .............. 189
Fuses .................................................. 246
10Index
Menu (vehicles with steering
wheel buttons)Audio ............................................. 167
Operation ....................................... 166
Settings .........................................1 68
Telephone ...................................... 175
Message
see Display message
Message memory (on-board com-
puter) ..................................................1 76
Mirrors
Exterior mirrors ................................ 78
Rear-view mirror .............................. 78
Mobile navigation devices ................ 211
Mobile phone ..................................... 211
Important safety notes .................. 210
Pre-installation ............................... 210
Type approval/frequency .............. 275
Mounting wheels
Lowering the vehicle ......................2 71
Mounting a new wheel ................... 270
Preparing the vehicle ..................... 267
Raising the vehicle ......................... 268
Removing a wheel .......................... 269
Removing and mounting the spare
wheel ............................................. 273
Securing the vehicle against roll-
ing away ........................................ 267
N
Navigation
Fittings for PND mobile navigation
devices .......................................... 211
Notes on breaking-in a new vehi-
cle ....................................................... 118
O
Occupant safety
Children in the vehicle ..................... 47
Important safety notes .................... 39
Introduction to the restraint sys-
tem ..................................................3 9
Pets in the vehicle ........................... 52
Restraint system warning lamp ........ 39 Odometer
Display (vehicles with steering
wheel buttons) ...............................1 67
Display (vehicles without steering
wheel buttons) ............................... 163
Off-road driving
Checklist after driving off-road ...... 139
Important safety notes .................. 137
Rules for driving off-road ...............1 39
Oil
see Engine oil
On-board computer
Checking the oil level ..................... 220
Display message ............................ 176
Lighting submenu .......................... 171
On-board computer (vehicles with
steering wheel buttons)
Audio menu ................................... 167
Display message ............................ 164
Menu overview .............................. 166
Operating ....................................... 164
Operation menu .............................1 66
Settings menu ............................... 168
Standard display ............................ 167
Telephone menu ............................ 175
Trip computer menu ...................... 174
On-board computer (vehicles with-
out steering wheel buttons)
Display message ............................ 176
General notes ................................ 163
Setting the clock ............................ 164
Standard display ............................ 163
Operating Instructions
Before the first journey .................... 22
Limited Warranty ............................. 22
Operating safety
Limited Warranty ............................. 22
Operating safety and vehicle
approval
Attachments and bodies .................. 27
Changing the engine power out-
put ................................................... 26
Correct use ...................................... 24
Declaration of conformity ................ 26
Equipment and conversions ............. 27
Imp
ortant safety notes .................... 25
Information about body/equip-
ment mounting directives ................ 27
Index13
Correct usage .................................. 41
Display message ............................ 184
Fastening ........................................ .42
Important safety guidelines .............4 0
Introduction .....................................4 0
Releasin g ......................................... 42
Warning lamp ................................. 203
Warning lamp (function) ................... 43
Seat heating ......................................... 76
Seats
Adjusting lumbar support ................ 73
Adjusting the front-passenger
seat .................................................. 73
Adjusting the head restraint ............ 76
Armrest ............................................ 76
Cleaning the cover ......................... 238
Correct driver's seat position ........... 72
Folding seat ..................................... 74
Important safety notes .................... 72
Rear bench seat ............................... 75
Seat heating .................................... 76
Setting the driver's seat ................... 73
Swivel seat ....................................... 73
Twin front-passenger seat ................ 74
Securing loads
Important safety notes .................. 214
Selector lever
Cleaning ......................................... 238
Sensors (cleaning instructions) ....... 236
Service center
see Qualified specialist workshop
Service interval display
Calling up the service due date ...... 226
Exceeding a service due date ........ 226
Notes ............................................. 226
Service due date (automatic dis-
play) ............................................... 226
Service products
Brake fluid ..................................... 283
Coolant (engine) ............................ 283
Diesel Exhaust Fluid (DEF) ............. 279
Engine oil ....................................... 280
Fuel ................................................ 277
Important safety notes .................. 277
Power steering fluid ....................... 283
Refrigerant ..................................... 284
Transmission oi l ............................. 282
W
asher fluid ................................... 284 Setting the air distribution
............... 102
Setting the airflow ............................ 102
Setting the clock
Vehicles with steering wheel but-
tons ............................................... 171
Vehicles without steering wheel
buttons .......................................... 164
Settings
Resetting all (vehicles with steer-
ing wheel buttons) ......................... 168
Resetting submenus (vehicles
with steering wheel buttons) ......... 168
Short journeys (diesel particle fil-
ter) ...................................................... 134
Side impact air bag ............................. 45
Side windows
Cleaning ......................................... 235
Hinged side windows ....................... 70
Important safety information ........... 70
Opening/closing .............................. 71
Overview .......................................... 70
Problem (malfunction) ..................... 71
Resetting ......................................... 71
Sliding door
Cleaning ......................................... 237
Closing assist ................................... 66
Important safety notes .................... 65
Opening/closing .............................. 65
Opening/closing from the inside ..... 66
Opening/closing from the out-
side .................................................. 66
SmartKey
Changing the battery ....................... 61
Changing the locking system set-
tings ............................................... 173
Checking the battery ....................... 61
Display message ............................ 193
Door central locking/unlocking ....... 59
Important safety notes .................... 59
Loss ................................................. 63
Problem (malfunction) ..................... 63
SmartKey positions (ignition lock) .. 119
Snow chains ...................................... 249
Sockets .............................................. 210
Spare wheel
General notes ................................ 273
Important safety notes .................. 272
16Index
Using thef,g,4or9 adjustment buttons,
you can select the following functions:
RCalling up the service due date
(Ypage 226)
RChecking the oil level (Ypage 220)
RChecking the DEF supply (Ypage 162)
RPreselecting/setting the auxiliary heating
switch-on time (Ypage 108)
RTire pressure monitor (Ypage 253)
RSetting the time (Ypage 164)
RActivating/deactivating Highbeam Assist
(Ypage 171)
RSetting the daytime running lamps
(Ypage 79)
Setting the time
XTurn the key to position 2in the ignition lock.
XPress the 4menu button repeatedly until the
hours figure flashes.
XPress the forg button to set the hour.
XPress the 9reset button.
The minute display flashes.
XPress the forg button to set the minute.
iIf you keep the forg button pressed, the
value will change continuously.
Activating/deactivating Highbeam
Assist
XTurn the key to position 2in the ignition lock.
XPress the 4menu button repeatedly until the
_ indicator lamp flashes and the onorOFFmessage appears in the display.
XUse the forg button to switch Highbeam
Assist on/off.
Switching the daytime running lamps
on/off
If you switch the daytime running lamps on, the
daytime running lamps will automatically light
up when the engine is running.
For safety reasons, it is only possible to change
this setting when the vehicle is stationary. The
factory setting is on
in countries in which day-
time running lamp mode or daytime running
lamps are mandatory.
XTurn the key to position 2in the ignition lock.
XPress the 4menu button repeatedly until the
L indicator lamp flashes and the onorOFFmessage appears in the display.
XPress the forg button to activate or deac-
tivate the daytime running lamps.
iUSA only:
If you turn the light switch to TorL,
the corresponding light switches on. If you
turn the light switch to Ã, the daytime
running lamps remain switched on.
Canada only:
If you turn the light switch to L, the low-
beam headlamps switch on. If you turn the
light switch to TorÃ, the daytime run-
ning lamps remain switched on.
On-board computer (vehicles with
steering wheel buttons)
Operating the on-board computer
Overview
XTo activate the on-board computer: turn
the key to position 1in the ignition lock.
The on-board computer shows vehicle informa-
tion and settings in the display.
You can control the display and the settings in
the on-board computer with the buttons on the
steering wheel.
164On-board computer (vehicles with steering wheel buttons)
On-board computer and displays
Menu overview
Diagrams
This is what the displays look like when you scroll through the menus.
Generic terms
The illustration shows the menus on a vehicle
with Audio 15.
On Sound 5/Audio 20, the on-board computer
always shows the AUDIOandTEL (telephone)
menus in English. This is the case even if a dif-
ferent language is selected for the display.
Operation
:Operation menu (Ypage 166)
RStandard display
RCalling up the service due date
(Ypage 226)
RTire pressure monitor (Ypage 253)
RChecking the engine oil level
(Ypage 220)
;Audio menu (Ypage 167)
=Message memory menu (Ypage 176)
?Settings menu (Ypage 168)
ATrip computer menu (Ypage 174)
BTelephone menu (Ypage 175)
iThe generic terms in the tabular overview
should make orientation easier for you. How-
ever, they are not always shown on the dis-
play.
Operation menu
Overview
You can select the following functions in the
Operation menu by pressing the 9or:
button on the steering wheel:
RDisplaying the trip odometer and odometer
(standard display) (Ypage 167)
RDisplaying the coolant temperature
(Ypage 167)
RCalling up the service due date
(Ypage 226)
RTire pressure monitor (Ypage 253)
RChecking the oil level (Ypage 220)
166On-board computer (vehicles with steering wheel buttons)
On-board computer and displays
Overview of the engine compartment
Example: engine
:
Coolant expansion tank cap (Ypage 222)
;DEF filler neck cap (Ypage 129)
=Engine oil filler neck cap (Ypage 220)
?Brake fluid expansion tank cap
(Ypage 223)
AWasher fluid reservoir cap (Ypage 224)
Regularly check the fluid level and the assembly
for leaks. If you detect fluid loss, e.g. oil flecks on
the vehicle parking space, consult a qualified
specialist workshop immediately.
Engine oil
General notes
!Engine oil gets dirty in the course of opera-
tion and its quality and volume are gradually
diminished. Regularly check the oil level, and
top up or have it replaced as needed.
Observe the information on engine oils and oil
consumption in the "Technical data" section
(
Ypage 280).
You can check the oil level in the engine:
Ron the display of the on-board computer
Rwith the oil dipstick
Checking the oil level shown in the dis-
play
If at extremely low temperatures no engine oil
level is displayed after 5 minutes, repeat the
engine oil level check after another 5 minutes.
If an oil level reading is still not displayed, check
the engine oil level with the dipstick
(
Ypage 221). Have the engine oil level checked
at a qualified specialist workshop. Only check the oil level when the engine is at
normal operating temperature.
XPark the vehicle on a level surface.
XSwitch off the engine.
XWait 5 minutes.
XTurn the key to position
2in the ignition lock.
The display is activated.
XVehicles without steering wheel buttons:
press the 4menu button on the instrument
cluster (
Ypage 32) repeatedly until the dis-
play shows the 1symbol.
The --:--
display message appears in the
display while the engine oil level measure-
ment is running.
XVehicles with steering wheel buttons:
press the Ëservice button on the instrument
cluster (
Ypage 32).
The 4 Engine oil level Measuring
inprogressdisplay message appears in the
display while the engine oil level measure-
ment is in progress.
Display message for vehicles without steer-
ing-wheel buttons: the display may show the
following messages after the engine oil level
measurement.
1Action
OKXDo not add oil.
– 1.0 qtsXAdd the amount of oil
shown (Ypage 222).
XCheck the engine oil level
again after a few minutes.– 1.5 qts
– 2.0 qts
HIThe oil level is too high.
XHave excess oil removed.
Measurement units in the display:
RqtsUSA only
RltrCanada only
Display message for vehicles with steering- wheel buttons: the display may show the fol-
lowing messages after the engine oil level meas-
urement.
1Action
Engineoillevel OKXDo not add oil.
220Engine compartment
Maintenance and care
EngineoilAdd1.0 quart
XAdd the amount of oil
shown (Ypage 222).
XCheck the engine oil level
again after a few minutes.
EngineoilAdd1.5quarts
EngineoilAdd2.0quarts
EngineoillevelReduceoillevel
The oil level is too high.
XHave excess oil removed.
Eng. oillev. Turnignitionon forlevel
XTurn the key to position2in
the ignition lock.
Observewait.period
XRepeat the engine oil
measurement after about
5 minutes if the engine is at
normal operating tempera-
ture.
XRepeat the engine oil
measurement after about
30 minutes if the engine is
not at normal operating
temperature.
Engineoillevel Notwhen eng.running
XSwitch off the engine when it is at normal operating
temperature and wait
approximately 5 minutes
before measuring the
engine oil level.
Measurement units in the display:
RqtsUSA only
RltrCanada only
Checking the oil level using the oil dip-
stick
Example: 4-cylinder diesel engine
Example: 6-cylinder diesel engine
For vehicles with a red oil dipstick, only check
the oil level when the engine is at normal oper-
ating temperature:
XStop your vehicle as far away from traffic as
possible on level ground.
XSecure the vehicle to prevent it from rolling
away.
XSwitch off the engine.
XWait 5 minutes.
For vehicles with a yellow oil dipstick, only check
the oil level when the engine is cold.
XStop your vehicle as far away from traffic as
possible on level ground.
XSecure the vehicle to prevent it from rolling
away.
XOpen the hood (Ypage 218).
XPull out oil dipstick :.
XWipe oil dipstick:using a lint-free cloth.
Engine compartment221
Maintenance and care
Z