
242If and when
–Installation is done in the reverse order.
– Check that the bulb functions.
Changing the rear lights (on the wing) Overview of tail lights
Tail lights on side panel
● Brake lights
● Side lights
● Turn signal
Accessing the side light bulbs
Fig. 169 Side lights –
Open the tailgate.
– Look for a lid with a grill behind the side lights.
– Remove the lid with a flat screwdriver, placing it in notch A
⇒ fig. 169.
Changing bulbs
Fig. 170 Removing the
bulb holder
– Remove the bulb holder by pressing the clip B
⇒ fig. 170 and
pulling outwards.
– Replace the faulty bulb, rotating it to the left and outwards.
– To refit follow the steps in reverse order, taking special care
when fitting the bulb holder.

243
If and when
Changing the rear lights (on the tailgate) Overview of tail lights
Lights on the tailgate
● Reverse lights
● Side lights
● Fog lights
Accessing the tailgate lights
Fig. 171 Lights on the
tailgate
– Open the tailgate.
– On the tailgate lining there is a lid behind each light.
– Remove the lid with a flat screwdriver, placing it in notch A
⇒ fig. 171. Changing bulbs
Fig. 172 Removing the
bulb holder
– Remove the bulb holder by pressing the fastening clips B
⇒ fig. 172 and pulling outwards.
– Replace the faulty bulb, rotating it to the left and outwards.
– To refit follow the steps in reverse order, taking special care
when fitting the bulb holder.
Safety FirstOperating InstructionsPractical TipsTechnical Specifications

244If and when
Side turn signal bulbs
Fig. 173 Side turn sig-
nals
– Press the turn signal to the left or to the right to remove the
bulb.
– Remove the bulb holder from the turn signal.
– Remove the failed bulb and replace with a new bulb.
– Insert the bulb holder in the turn signal guide until it clicks into
place.
– First fit the turn signal in the opening in the chassis, fastening
the tabs 1
⇒ fig. 173, and then fit in the bulb as shown by the
arrow 2 ⇒ fig. 173. Number plate light
Fig. 174 Remove the
number plate light.
– Insert the flat part of a screwdriver into the special slot and re-
move the number plate light from its moulding.
– Remove the connector and extract the bulb. After changing the
bulb, fit the connector again.
– Place the light in its moulding, pressing the left side. Once it is
fitted into place, press the right side until you hear a click.

245
If and when
Interior light and front reading lights
Fig. 175 Front reading
light
To remove the glass
– Insert a fine screwdriver between the casing and the glass
⇒ fig. 175.
– Carefully remove the glass, levering it to avoid possible dam-
age.
To replace the bulbs
– Pull the bulbs outwards.
– To remove the central bulb, hold and press to one side.
Assembly
– Proceed in the reverse order, pressing gently on the outer edge
of the side light. –
First fit the glass with the fastening tabs over the frame of the
switch. Next press the front part until the two long tabs click on
the support.
Additional brake lights*
Given the difficulty involved in the replacement of this light it should be
done by the Technical Service.
Safety FirstOperating InstructionsPractical TipsTechnical Specifications

246If and when
Luggage compartment light
Fig. 176 Luggage com-
partment light
Fig. 177 Luggage com-
partment light
– Extract the tulip shaped fitting by pressing on the inside edge
of this -arrow- using the flat side of a screwdriver ⇒ fig. 176.–
Press the bulb sideways and remove it from its housing
⇒ fig. 177.
Jump-starting
Jump leads
The jump lead must have a sufficient wire cross section. If the engine fails to start because of a discharged battery, the battery can
be connected to the battery of another vehicle to start the engine.
Jump leads
Jump leads must comply with standard DIN 72553 (see manufacturer's doc-
umentation). The wire cross section must be at least 25 mm 2
for petrol en-
gines and at least 35 mm 2
for diesel engines.
Note
● The vehicles must not touch each other, otherwise electricity could flow
as soon as the positive terminals are connected.
● The discharged battery must be properly connected to the vehicle elec-
trical system.

Index
A
ABS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 168Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 69
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Acoustic signal . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Acoustic warning . . . . . . . . . . . . . . . . . . . . . . . 143
Adaptive headlights . . . . . . . . . . . . . . . . . . . . . 100
AFS headlight bulbs . . . . . . . . . . . . . . . . . . . . . 240
Airbag covers . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Airbag system . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Front airbags . . . . . . . . . . . . . . . . . . . . . . . . 34
side airbags . . . . . . . . . . . . . . . . . . . . . . . . . 38
Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 31
Air conditioner Climatronic . . . . . . . . . . . . . . . . . . . . . . . . . 138
General notes . . . . . . . . . . . . . . . . . . . . . . . 140
Air conditioning* . . . . . . . . . . . . . . . . . . . . . . . 135
Air outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Air recirculation Semi-automatic air conditioning . . . . . . . . 137
Air recirculation mode Climatronic . . . . . . . . . . . . . . . . . . . . . . . . . 140
Alarm system Switching off . . . . . . . . . . . . . . . . . . . . . . . . . 87
Alternator Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 74
Anti-freeze . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206 Anti-lock brake system . . . . . . . . . . . . . . . . . . . 168
Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 69
Anti-theft alarm system . . . . . . . . . . . . . . . . . . . 87 Switching off . . . . . . . . . . . . . . . . . . . . . . . . . 87
Anti-theft wheel bolts . . . . . . . . . . . . . . . . . . . 224
Aquaplaning . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
Ashtray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Aspects to note before setting off . . . . . . . . . . . . 8
Automatic anti-dazzle interior mirror Deactivating the anti-dazzle function . . . . 110
Automatic anti-dazzle interior mirror* Activating the anti-dazzle function . . . . . . 110
Automatic car washing tunnel . . . . . . . . . . . . . 181
Automatic gearbox . . . . . . . . . . . . . . . . . . . . . . 152 Kick-down feature . . . . . . . . . . . . . . . . . . . . 159
Selector lever positions . . . . . . . . . . . . . . . 157
Automatic lighting . . . . . . . . . . . . . . . . . . . . . . . 98
Automatic windscreeen wiper/washer . . . . . . 106
AUX/USB input connection . . . . . . . . . . . . . . . 126
Auxiliary audio input connection (AUX) . . . . . 125
B
Ball coupling . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Battery Changing . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Winter conditions . . . . . . . . . . . . . . . . . . . . 213
Before setting off . . . . . . . . . . . . . . . . . . . . . . . . . 8 Belt tensioners . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Biodiesel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Biodiesel fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Bonnet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Brake fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211
Changing . . . . . . . . . . . . . . . . . . . . . . . . . . 212
Brake pads . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Brake servo . . . . . . . . . . . . . . . . . . . . . . . . 167, 172
Brake system . . . . . . . . . . . . . . . . . . . . . . . . . . 211 Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 71
Braking distance . . . . . . . . . . . . . . . . . . . . . . . 172
Bulb change double headlight . . . . . . . . . . . . . . . . . . . . 236
Single headlight bulb . . . . . . . . . . . . . . . . 234
Bulb changes General notes . . . . . . . . . . . . . . . . . . . . . . . 232
Bulb defect Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 69
Buzzer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104, 143
C
Car care Exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Car phone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Catalytic converter . . . . . . . . . . . . . . . . . . . . . . 173
CCS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
269
Index

Central locking . . . . . . . . . . . . . . . . . . . . . . . . . . 79Automatic speed dependent locking andunlocking system* . . . . . . . . . . . . . . . . . . 81
Emergency unlocking system . . . . . . . . . . . 82
Locking system for involuntary unlocking . 81
Selective unlocking system* . . . . . . . . . . . . 80
Unlocking system* . . . . . . . . . . . . . . . . . . . . 81
Central locking button Locking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Unlocking . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Cetane number . . . . . . . . . . . . . . . . . . . . . . . . . 198
Changing bulbs interior light and front reading lights . . . . 245
Changing gear see Manual gearbox . . . . . . . . . . . . . . . . . . 151
Changing gear in tiptronic mode . . . . . . . . . . 156
Changing rear lights on the tailgate . . . . . . . . . . . . . . . . . . . . . . 243
on the wing . . . . . . . . . . . . . . . . . . . . . . . . . 242
Changing single headlight bulbs Turn signal bulb . . . . . . . . . . . . . . . . . . . . . 234
Changing the AFS headlight bulbs Xenon lights . . . . . . . . . . . . . . . . . . . . . . . . 240
Changing the bulbs AFS headlight bulbs . . . . . . . . . . . . . . . . . . 240
fog light bulbs . . . . . . . . . . . . . . . . . . . . . . 241
Luggage compartment light . . . . . . . . . . . 246
number plate light . . . . . . . . . . . . . . . . . . . 244
Side turn signal lights . . . . . . . . . . . . . . . . 244
Changing the main headlight bulb turn signal lights . . . . . . . . . . . . . . . . . . . . 238
Changing the main headlight bulbs turn signal lights . . . . . . . . . . . . . . . . . . . . 240 Changing the single headlight bulbs
Dipped/main beam . . . . . . . . . . . . . . . . . . 235
Side light . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Changing windscreen wiper blades . . . . . . . . 209
Chassis number . . . . . . . . . . . . . . . . . . . . . . . . 253
Checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Checking battery electrolyte level . . . . . . . . . . 214
Checking engine oil level . . . . . . . . . . . . . . . . . 203
Child safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Child seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Categorisation in groups . . . . . . . . . . . . . . . 45
Group 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Group 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Group 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Groups 0 and 0+ . . . . . . . . . . . . . . . . . . . . . . 45
ISOFIX system . . . . . . . . . . . . . . . . . . . . . . . . 48
Safety notes . . . . . . . . . . . . . . . . . . . . . . . . . 43
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Child seats on the front passenger seat . . . . . . . . . . . . . 31
Top Tether system . . . . . . . . . . . . . . . . . . . . 49
Cigarette lighter . . . . . . . . . . . . . . . . . . . . . . . . 124
Cleaning alloy wheel rims . . . . . . . . . . . . . . . . 185
Cleaning chrome . . . . . . . . . . . . . . . . . . . . . . . 184
Cleaning engine compartment . . . . . . . . . . . . 186
Cleaning steel wheel rims . . . . . . . . . . . . . . . . 185
Cleaning windows . . . . . . . . . . . . . . . . . . . . . . 183
Climatronic automatic mode . . . . . . . . . . . . . . . . . . . . . 139
controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
General notes . . . . . . . . . . . . . . . . . . . . . . . 140
manual mode . . . . . . . . . . . . . . . . . . . . . . . 139 Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Cloth seat covers cleaning . . . . . . . . . . . . . . . . 187
Cockpit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Coming Home function . . . . . . . . . . . . . . . . . . 100
Compartment for on-board documentation . . 120
Control
Exterior mirrors . . . . . . . . . . . . . . . . . . . . . . 111
Control lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Control lighting . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Controls Electric windows . . . . . . . . . . . . . . . . . . . . . . 92
Convenience closing Sliding/tilting sunroof . . . . . . . . . . . . . . . . . 96
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Convenience opening Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
Coolant level . . . . . . . . . . . . . . . . . . . . . . . . . . . 206 Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 73
Coolant loss . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
Coolant temperature Safety instructions . . . . . . . . . . . . . . . . . . . . 74
Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 73
Correct adjustment of front head restraints . . . 13
Correct sitting position Front passenger . . . . . . . . . . . . . . . . . . . . . . 12
Incorrect sitting position . . . . . . . . . . . . . . . 14
Cruise control Control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 71
Cruise control system . . . . . . . . . . . . . . . . . . . . 163
Cruise speed . . . . . . . . . . . . . . . . . . . . . . . . . . . 163 Control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 71
270 Index

D
Danger of fitting a child seat on the front pas- senger seat . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Dash panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Dash panel cleaning . . . . . . . . . . . . . . . . . . . . 186
Daytime running lights . . . . . . . . . . . . . . . . . . . 99
Deactivating front passenger airbag Safety notes . . . . . . . . . . . . . . . . . . . . . . . . . 42
Deactivating the airbag Front passenger airbag . . . . . . . . . . . . . . . . 41
Diesel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Diesel engine Winter driving . . . . . . . . . . . . . . . . . . . . . . . 199
Diesel engine particulate filter . . . . . . . . . . . . 174
Differential lock . . . . . . . . . . . . . . . . . . . . . . . . 170
Differential lock fault (EDL) Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 70
Digital clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Dipped beam headlights . . . . . . . . . . . . . . . . . . 97
Disposal Airbags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Seat belt tensioners . . . . . . . . . . . . . . . . . . . 28
Door lock cylinders . . . . . . . . . . . . . . . . . . . . . . 184
Door release lever . . . . . . . . . . . . . . . . . . . . . . . 53
Doors Childproof locks . . . . . . . . . . . . . . . . . . . . . . 83
Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 72
Double headlight . . . . . . . . . . . . . . . . . . . . . . . 236 Double headlight bulb change
dipped beam headlights . . . . . . . . . . . . . . 238
main beam headlights . . . . . . . . . . . . . . . . 237
side light . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Driver see Correct sitting position . . . . . . . 10, 11, 12
Driveshaft differential XDS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
Drive wheels traction control system . . . . . . . 168
Driving Driving abroad . . . . . . . . . . . . . . . . . . . . . . 177
Economically / Environmentally friendly . 175
With a trailer . . . . . . . . . . . . . . . . . . . . 178, 179
Driving abroad . . . . . . . . . . . . . . . . . . . . . . . . . 177 Headlights . . . . . . . . . . . . . . . . . . . . . . . . . 177
Driving safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Duplicate keys . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Dust filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Dynamic headlight range control . . . . . . . . . . . 99
E
Economical driving . . . . . . . . . . . . . . . . . . . . . . 175
EDL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170 Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 69
Electro-hydraulic steering Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 73
Electronic differential lock . . . . . . . . . . . . . . . . 170 Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 69
Electronic immobiliser . . . . . . . . . . . . . . . . . . . 144
Electronic Stability Programme . . . . . . . . . 70, 169 Description . . . . . . . . . . . . . . . . . . . . . . . . . 143 Electronic Stability Programme (ESP)
Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 70
Emission control system Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 73
Engine Running in . . . . . . . . . . . . . . . . . . . . . . . . . 172
Engine compartment Working in the engine compartment . . . . 199
Engine coolant . . . . . . . . . . . . . . . . . . . . . . . . . 206
Engine fault Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 68
Engine management Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 67
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202 Changing . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Checking engine oil level . . . . . . . . . . . . . . 203
Oil properties . . . . . . . . . . . . . . . . . . . . . . . 203
Specifications . . . . . . . . . . . . . . . . . . . . . . . 202
Topping up . . . . . . . . . . . . . . . . . . . . . . . . . 204
Engine oil dipstick . . . . . . . . . . . . . . . . . . . . . . 203
Engine oil pressure Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 68
Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . 175 Environmental friendliness . . . . . . . . . . . . 176
Environmentally friendly driving . . . . . . . . . . . 175
Environmental tip Avoiding pollution . . . . . . . . . . . . . . . . . . . 194
ESP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70, 169 see also Electronic Stability Programme . . 143
Exhaust gas purification system . . . . . . . . . . . 173
Exterior mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 183
External aerial . . . . . . . . . . . . . . . . . . . . . . . . . . 190
271
Index