Page 23 of 228
In brief
23
Active head restraints on
front seats In the event of a rear-end impact, the
active head restraints tilt forwards
slightly. The head is more effectively
supported by the head restraint and
the risk of whiplash injury is reduced.
Active head restraints can be
recognised by the word
ACTIVE.
Head restraints 3 44. Trip computer
Functions:
■ Range
■ Instantaneous consumption
■ Distance
■ Average speed
■ Absolute consumption
■ Average consumption
■ Stop watch
■ Tyre pressure
Trip computer 3 102, 3 104. Check control
The check control software monitors
■ Fluid levels
■ Tyre pressure
■ Radio remote control battery
■ Anti-theft alarm system
■ Important exterior lighting bulbs, including cables and fuses.
Display messages 3 100.
Page 69 of 228
Storage
69
Load compartment
Stowage in the load
compartment To open the cover, lift the carpeting.
Raise, rotate and lift the ring. The
stowage compartment contains the
vehicle tools
3 173 and the coupling
ball bar.
The
fuse box is on the left side behind
the cover in the load compartment
side panelling 3 171.
The tyre repair kit is on the right side
behind the cover 3 179. Load compartment cover
Do not place any heavy or sharp-
edged objects on the load
compartment cover.
Before operating the load
compartment cover, the rear seat
belts
must be fed through the side belt
holders.
Opening Remove load compartment cover
from side brackets. It rolls up
automatically. Closing
Pull the cover towards the rear using
the handle and engage it in the
retainers at the sides.
Removing
Open the load compartment cover.
Pull
the release lever up and hold. Lift
cover on right side and remove from
retainers.
Page 87 of 228

Instruments and controls
87
Turn signal
O illuminates or flashes green.
Illuminated
The control indicator illuminates
briefly when the parking lamps are
switched on.
Flashes
The control indicator flashes if a turn
signal or the hazard warning flashers
are activated.
Fast flashing: failure of a direction
indicator lamp or associated fuse,
failure of direction indicator lamp on
trailer.
Bulb replacement 3 160. Fuses
3 167.
Turn signals 3 111.
Seat belt reminder
X illuminates or flashes red.
Illuminated
After the ignition is switched on until
the seat belt is fastened. Flashes
After starting off until the seat belt is
fastened.
Fastening the seat belt
3 55.
Airbag and belt tensioners
v illuminates red.
When the ignition is switched on, the
control indicator illuminates for about
4 seconds. If it does not illuminate,
does not go out after 4 seconds or
illuminates whilst driving, there is
a fault in the belt tensioner, the
airbags or the seat occupancy
recognition
system. The systems may
fail to trigger in the event of an
accident.
Deployment of the belt tensioners or
airbags is indicated by continuous
illumination of v. 9
Warning Have the cause of the fault
eliminated immediately by
a workshop. Airbag system, belt tensioners
3 57,
3 54.
Seat occupancy
recognition
y illuminates or flashes yellow.
Illuminated
If the vehicle is equipped with seat
occupancy
recognition, y illuminates
for about 4 seconds after the ignition
is switched on.
If a child restraint system with
transponders is detected, y remains
illuminated. Only then may a child
restraint system with transponders be
used on the front passenger seat as
the front passenger airbag systems
are deactivated 3 61.
Page 101 of 228

Instruments and controls
101
Brake light switch
Brake light does not come on during
braking. Have the cause of the fault
remedied immediately by
a workshop.
Engine cooling level Low fluid level in engine cooling
system. Check coolant immediately
3 157. Drain diesel fuel filter
If
there is water in the diesel fuel filter,
the message InSP4 appears in the
instrument panel. Consult
a workshop.
Lighting
Important exterior lighting lamps,
including cables and fuses, are
monitored. In trailer mode, trailer
lighting is also monitored. Trailers
with LED lighting must have an
adapter that enables lamp monitoring
as with conventional bulbs. The failed lighting will be indicated in
the information display or the
message InSP2 will appear in the
instrument panel display.
Anti-theft alarm system
System fault in anti-theft alarm
system. Have the cause of the fault
remedied by a workshop.
Tyre pressure On vehicles with tyre pressure
monitoring
system, if there is low tyre
pressure, information on which tyre to
check appears on the display.
Page 160 of 228
160
Vehicle care
Wiper blade on the rear window Lift wiper arm. Disengage wiper blade
as shown in illustration and remove. Bulb replacement
Switch off the ignition and switch off
the
relevant switch or close the doors.
Only hold a new bulb at the base! Do
not touch the bulb glass with bare
hands.
Use only the same bulb type for
replacement. The bulbs of the front outer lamps are
replaced through openings in the
front wheel housing: turn wheels in
the way that gains access, release
catch and remove cover. To replace bulbs on the right side of
the engine compartment, detach the
air hose from the air filter. On the left
side, detach the plug to the fuse box.
Halogen headlights
Headlamps have separate systems
for
high beam 1 (inner bulbs) and low
beam 2 (outer bulbs).
Low beam 1. Replace bulbs through the opening in the wheel housing.
Page 167 of 228
Vehicle care
167
2. Press bulb slightly towards spring clip and remove.
3. Insert new bulb.
4. Install lamp.
Instrument panel
illumination
Have bulbs replaced by a workshop. Electrical system
Fuses
Data on the replacement fuse must
match
the data on the defective fuse.
The vehicle has two fuse boxes: one
behind a cover on the left side of the
load compartment and one in the front
left of the engine compartment. Store spare fuses in the load
compartment fuse box version B.
Open the cover 3 171.
Before replacing a fuse, turn off the
respective switch and the ignition. A blown fuse can be recognised by its
melted wire. Do not replace the fuse
until the cause of the fault has been
remedied.
Some functions are protected by
several fuses.
Fuses may also be inserted without
existence of a function.
Page 168 of 228
168
Vehicle careFuse extractor
A
fuse extractor may be located in the
fuse box in the load compartment. Place the fuse extractor on the
various types of fuse from the top or
side, and withdraw fuse. Engine compartment fuse
box
Insert a screwdriver into the opening
as far as it will go and tilt it sideways.
Open
the cover upwards and remove.
The fuse box has two different fuse
assignments depending on the load
compartment fuse box variant,
3 171.
Page 169 of 228
Vehicle care
169 Fuse assignments in
conjunction with load
compartment
fuse box version A
No. Circuit
1
ABS
2 ABS
3 Interior fan electronic climate
control
4 Interior fan heating and air
conditioning system
5 Radiator fan
6 Radiator fan
7 Central locking system
8 Windscreen washer, rear
window washer
9 Heated rear window, heated
exterior mirror
10 Diagnostics plug
11 Instruments No. Circuit
12
Mobile telephone, digital radio,
infotainment system, display
13 Courtesy light
14 Windscreen wipers
15 Windscreen wipers
16 Horn, ABS, brake light switch,
air conditioning system
17 Diesel fuel filter or air
conditioning system
18 Starter
19 –
20 Horn
21 Engine electronics
22 Engine electronics
23 Headlight range adjustment
24 Fuel pump
25 –
26 Engine electronics