
244If and when
–Installation involves the above steps in reverse sequence.
– Check that the bulb works properly.
Changing the rear lights (on the wing) Overview of tail lights
Tail lights on side panel Bulb lamps
● Brake lights
● Side lights
● Turn signal
Tail lights on side panel LED lamps
● Brake lights (LEDS)
● Side lights (LEDS)
● Turn signal Accessing the side light bulbs
Fig. 169 Side lights
– Open the rear lid.
– 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.

245
If and when
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.
Changing bulbs. LED lamps
Carry out the same operations as in lights fitted with bulbs.
If necessary, remove the socket, as if it were a bulb.
If the brake light and/or side light with LEDs have to be replaced, the tail
light must be replaced. Changing the rear lights (on the rear lid)
Overview of tail lights
Lights on the rear lid Bulb lamps
●
Reverse lights
● Side lights
● Fog lights
Lights on the rear lid LED lamps
● Reverse lights
● Side lights (LEDS)
● Fog lights
Accessing the rear lid lights
Fig. 171 Lights on the
rear lid
– Open the rear lid.
Safety FirstOperating InstructionsPractical TipsTechnical Specifications

246If and when
–On the rear lid 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.
Changing bulbs. LED lamps
Carry out the same operations as in lights fitted with bulbs.
If necessary, remove the socket, as if it were a bulb. If the brake light and/or side light with LEDs have to be replaced, the tail
light must be replaced.
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.

247
If and when
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. Interior light and front reading lightsFig. 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.
Safety FirstOperating InstructionsPractical TipsTechnical Specifications

248If and when
–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.
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.

Index
A
ABS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 71
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Acoustic warning . . . . . . . . . . . . . . . . . . . . . . . 145
Adaptive headlights . . . . . . . . . . . . . . . . . . . . . 103
AFS headlight bulbs . . . . . . . . . . . . . . . . . . . . . 242
Airbag covers . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Airbag system . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 31
Front airbags . . . . . . . . . . . . . . . . . . . . . . . . 34
side airbags . . . . . . . . . . . . . . . . . . . . . . . . . 38
Air conditioner Climatronic . . . . . . . . . . . . . . . . . . . . . . . . . 140
General notes . . . . . . . . . . . . . . . . . . . . . . . 142
Air conditioning* . . . . . . . . . . . . . . . . . . . . . . . 137
Air outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Air recirculation Semi-automatic air conditioning . . . . . . . . 139
Air recirculation mode Climatronic . . . . . . . . . . . . . . . . . . . . . . . . . 142
Alarm system Switching off . . . . . . . . . . . . . . . . . . . . . . . . . 90
Alternator Warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 76
Anti-lock brake system . . . . . . . . . . . . . . . . . . . 169 control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 71 Anti-theft alarm system . . . . . . . . . . . . . . . . . . . 90
Switching off . . . . . . . . . . . . . . . . . . . . . . . . . 90
Anti-theft wheel bolts . . . . . . . . . . . . . . . . . . . 226
Antifreeze . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Aquaplaning . . . . . . . . . . . . . . . . . . . . . . . . . . . 219
Ashtray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Aspects to note before setting off . . . . . . . . . . . . 8
ASR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
ASR (Traction control system) Control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 72
Audible warning . . . . . . . . . . . . . . . . . . . . . . . . . 20
Automatic anti-dazzle interior mirror Deactivating the anti-dazzle function . . . . 112
Automatic anti-dazzle interior mirror* Activating the anti-dazzle function . . . . . . 112
Automatic car washing tunnel . . . . . . . . . . . . . 182
Automatic gearbox . . . . . . . . . . . . . . . . . . . . . . 154 Kick-down feature . . . . . . . . . . . . . . . . . . . . 160
Selector lever positions . . . . . . . . . . . . . . . 158
Automatic lighting . . . . . . . . . . . . . . . . . . . . . . 101
Automatic windscreen wiper/washer . . . . . . . 109
AUX/USB input connection . . . . . . . . . . . . . . . 127
Auxiliary audio input connection (AUX) . . . . . 127
B
Ball coupling . . . . . . . . . . . . . . . . . . . . . . . . . . . 179 Battery
Changing . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Winter conditions . . . . . . . . . . . . . . . . . . . . 214
Before setting off . . . . . . . . . . . . . . . . . . . . . . . . . 8
Belt tensioners . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Biodiesel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Biodiesel fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Bonnet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Brake fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213 Changing . . . . . . . . . . . . . . . . . . . . . . . . . . 213
Brake pads . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Brake servo . . . . . . . . . . . . . . . . . . . . . . . . 168, 173
Brake system . . . . . . . . . . . . . . . . . . . . . . . . . . 213 warning lamp . . . . . . . . . . . . . . . . . . . . . . . . 73
Braking distance . . . . . . . . . . . . . . . . . . . . . . . 173
Bulb change double headlight . . . . . . . . . . . . . . . . . . . . 238
Single headlight bulb . . . . . . . . . . . . . . . . 236
Bulb changes General notes . . . . . . . . . . . . . . . . . . . . . . . 234
Bulb defect Control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 71
Buzzer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107, 145
271
Index

C
Car care Exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Car phone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Catalytic converter . . . . . . . . . . . . . . . . . . . . . . 174
CCS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
Central lock button Locking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Unlocking . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Central locking . . . . . . . . . . . . . . . . . . . . . . . . . . 82 Automatic speed dependent locking andunlocking system* . . . . . . . . . . . . . . . . . . 84
Emergency unlocking system . . . . . . . . . . . 85
Locking system for involuntary unlocking . 84
Selective unlocking system* . . . . . . . . . . . . 83
Unlocking system* . . . . . . . . . . . . . . . . . . . . 84
Cetane number . . . . . . . . . . . . . . . . . . . . . . . . . 199
Changing bulbs interior light and front reading lights . . . . 247
Changing gear see Manual gearbox . . . . . . . . . . . . . . . . . . 153
Changing gear in tiptronic mode . . . . . . . . . . 157
Changing rear lights on the rear lid . . . . . . . . . . . . . . . . . . . . . . . 245
on the wing . . . . . . . . . . . . . . . . . . . . . . . . . 244
Changing single headlight bulbs Turn signal bulb . . . . . . . . . . . . . . . . . . . . . 236
Changing the AFS headlight bulbs Xenon lights . . . . . . . . . . . . . . . . . . . . . . . . 242
Changing the bulbs AFS headlight bulbs . . . . . . . . . . . . . . . . . . 242
fog light bulbs . . . . . . . . . . . . . . . . . . . . . . 243 Luggage compartment light . . . . . . . . . . . 248
number plate light . . . . . . . . . . . . . . . . . . . 247
Side turn signal lights . . . . . . . . . . . . . . . . 246
Changing the main headlight bulb turn signal lights . . . . . . . . . . . . . . . . . . . . 240
Changing the main headlight bulbs turn signal lights . . . . . . . . . . . . . . . . . . . . 242
Changing the single headlight bulbs Dipped/main beam . . . . . . . . . . . . . . . . . . 237
Side light . . . . . . . . . . . . . . . . . . . . . . . . . . 237
Changing windscreen wiper blades . . . . . . . . 210
Chassis number . . . . . . . . . . . . . . . . . . . . . . . . 256
Checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215
Checking battery electrolyte level . . . . . . . . . . 215
Checking engine oil level . . . . . . . . . . . . . . . . . 205
Child safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Child seat Categorisation in groups . . . . . . . . . . . . . . . 45
Group 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Group 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Group 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Groups 0 and 0+ . . . . . . . . . . . . . . . . . . . . . . 45
Safety notes . . . . . . . . . . . . . . . . . . . . . . . . . 43
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Child seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 ISOFIX system . . . . . . . . . . . . . . . . . . . . . . . . 49
on the front passenger seat . . . . . . . . . . . . . 31
Top Tether system . . . . . . . . . . . . . . . . . . . . 50
Cigarette lighter . . . . . . . . . . . . . . . . . . . . . . . . 126
Cleaning alloy wheel rims . . . . . . . . . . . . . . . . 186
Cleaning chrome . . . . . . . . . . . . . . . . . . . . . . . 185
Cleaning engine compartment . . . . . . . . . . . . 187 Cleaning steel wheel rims . . . . . . . . . . . . . . . . 186
Cleaning windows . . . . . . . . . . . . . . . . . . . . . . 184
Climatronic
automatic mode . . . . . . . . . . . . . . . . . . . . . 141
controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
General notes . . . . . . . . . . . . . . . . . . . . . . . 142
manual mode . . . . . . . . . . . . . . . . . . . . . . . 141
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Cloth seat covers cleaning . . . . . . . . . . . . . . . . 188
Cockpit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Coming Home function . . . . . . . . . . . . . . . . . . 104
Compartment for on-board documentation . . 122
Control Exterior mirrors . . . . . . . . . . . . . . . . . . . . . . 113
control lamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Control lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Control lighting . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Controls Electric windows . . . . . . . . . . . . . . . . . . . . . . 95
Convenience closing Sliding/tilting sunroof . . . . . . . . . . . . . . . . . 99
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Convenience opening Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . 207, 208
Coolant level . . . . . . . . . . . . . . . . . . . . . . . . . . . 208 control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 75
Coolant loss . . . . . . . . . . . . . . . . . . . . . . . . . . . 208
Coolant temperature control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 75
Safety instructions . . . . . . . . . . . . . . . . . . . . 76
Correct adjustment of front head restraints . . . 13
272 Index

Correct sitting positionfront passenger . . . . . . . . . . . . . . . . . . . . . . 11
Incorrect sitting position . . . . . . . . . . . . . . . 14
passenger . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Cruise control Control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 73
Cruise control system . . . . . . . . . . . . . . . . . . . . 164
Cruise speed . . . . . . . . . . . . . . . . . . . . . . . . . . . 164 Control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 73
D Danger of fitting a child seat on the front pas- senger seat . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Dash panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Dash panel cleaning . . . . . . . . . . . . . . . . . . . . 187
Daytime driving lights . . . . . . . . . . . . . . . . . . . 102
Deactivating front passenger airbag Safety notes . . . . . . . . . . . . . . . . . . . . . . . . . 41
Deactivating the airbag Front passenger front airbag . . . . . . . . . . . . 41
Diesel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Diesel engine Winter driving . . . . . . . . . . . . . . . . . . . . . . . 200
Diesel engine particulate filter . . . . . . . . . . . . 175
Differential lock . . . . . . . . . . . . . . . . . . . . . . . . 171
Differential lock fault (EDL) control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 72
Digital clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Dipped beam headlights . . . . . . . . . . . . . . . . . 100 Disposal
Airbags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Seat belt tensioners . . . . . . . . . . . . . . . . . . . 28
Door lock cylinders . . . . . . . . . . . . . . . . . . . . . . 185
Door release lever . . . . . . . . . . . . . . . . . . . . . . . 55
Doors Childproof locks . . . . . . . . . . . . . . . . . . . . . . 86
control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 74
Double headlight . . . . . . . . . . . . . . . . . . . . . . . 238
Double headlight bulb change dipped beam headlights . . . . . . . . . . . . . . 240
main beam headlights . . . . . . . . . . . . . . . . 239
side light . . . . . . . . . . . . . . . . . . . . . . . . . . . 238
Driver see Correct sitting position . . . . . . . 10, 11, 12
Driveshaft differential XDS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
Drive wheel traction control system . . . . . . . . 169
Driving Driving abroad . . . . . . . . . . . . . . . . . . . . . . 178
Economically / Environmentally friendly . 176
With a trailer . . . . . . . . . . . . . . . . . . . . 178, 180
Driving abroad . . . . . . . . . . . . . . . . . . . . . . . . . 178 Headlights . . . . . . . . . . . . . . . . . . . . . . . . . 178
Driving safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Duplicate keys . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Dust filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Dynamic headlight range control . . . . . . . . . . 102
E
Economical driving . . . . . . . . . . . . . . . . . . . . . . 176 EDL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 71
Electro-hydraulic steering Control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 75
Electronic differential lock . . . . . . . . . . . . . . . . 171 control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 71
Electronic immobiliser . . . . . . . . . . . . . . . . . . . 146
Electronic Stability Control . . . . . . . . . . . . 72, 170 description . . . . . . . . . . . . . . . . . . . . . . . . . 145
Electronic Stability Control (ESC) control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 72
Emission control system control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 75
Engine Running in . . . . . . . . . . . . . . . . . . . . . . . . . 173
Engine compartment Working in the engine compartment . . . . 200
Engine coolant . . . . . . . . . . . . . . . . . . . . . . . . . 207 G 12 plus-plus . . . . . . . . . . . . . . . . . . . . . . 207
G 13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Specifications . . . . . . . . . . . . . . . . . . . . . . . 207
Engine fault control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 70
Engine management control lamp . . . . . . . . . . . . . . . . . . . . . . . . . 69
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203 Changing . . . . . . . . . . . . . . . . . . . . . . . . . . 206
Checking engine oil level . . . . . . . . . . . . . . 205
Oil properties . . . . . . . . . . . . . . . . . . . . . . . 204
Specifications . . . . . . . . . . . . . . . . . . . . . . . 203
Topping up . . . . . . . . . . . . . . . . . . . . . . . . . 206
Engine oil dipstick . . . . . . . . . . . . . . . . . . . . . . 205
273
Index