
274If and when
Changing tail light bulbs (on tailgate)
Overview of tail lights
Fig. 213 Overview of tail
lights
Tail lights on the tailgate
● Side lights
● Rear fog light
● Reverse light Overview of tail lights. LED lamps
Fig. 214 Overview of tail
lights
Tail lights on the tailgate
● Side lights
● Rear fog light
● Reverse light
Note
● It is only possible to change the reverse light.
● If the warning lamp for the side light and/or rear fog light (LED lights)
lights up, the tail light assembly should be replaced.
● The failure of the lamp is only shown when the LED function goes out
completely. Sometimes, a LED will stop working, without displaying the
warning as the function continues to operate.

275
If and when
Remove the bulb holder
The tailgate must be open to change the bulbs.
Fig. 215 Remove the
cover from the tailgate
Fig. 216 Remove the
bulb holder
You can access the bulb holder for the inner tail lights via the in-
side of the tailgate. –
Check which of the bulbs is defective.
– Insert a screwdriver into the opening in the cover from the top
⇒ fig. 215 and use it as a lever to detach the cover.
– Press on the tabs A
⇒ fig. 216 in the direction of the arrows
and remove the bulb holder by pulling in the direction of the ar-
row B
.
– Change the bulbs ⇒ page 275 ⇒ page 276.
WARNING
If a bulb is replaced in a tail light assembly with LED, do not pull too hard
on the bulb holder. This may damage the wiring of the LED module.
Changing bulbs
All bulbs can be changed easily in the bulb holder.
Fig. 217 Position of the
bulbs in the bulb holder.
Example: Tail lights on
the tailgate
Safety FirstOperating InstructionsPractical TipsTechnical Specifications

276If and when
The bulbs are secured with a bayonet fastener. The table below
gives an overview of the bulb positions.
–Lightly press the defective bulb into the bulb holder, then turn it
to the left and remove it.
– Fit the new bulb, pressing it into the bulb holder and turn it to
the right as far as it will go.
– Use a cloth to remove any fingerprints from the glass part of the
bulb.
– Check whether the new bulb is working.
– Re-install the bulb holder ⇒ page 277.
Position of the bulbs
Pos.
⇒ fig. 217Bulb function
AReverse lightP21W LL
BSide light and
rear fog lightP21W LL Changing bulbs. LED lamps
All bulbs can be changed easily in the bulb holder.
Fig. 218 Position of the
bulb on the bulb holder.
Example: Tail lights on
the tailgate
The bulb is secured with a bayonet fastening. The table below
gives an overview of the bulb positions.
– Lightly press the defective bulb into the bulb holder, then turn it
to the left and remove it.
– Fit the new bulb, pressing it into the bulb holder and turn it to
the right as far as it will go.
– Use a cloth to remove any fingerprints from the glass part of the
bulb.
– Check whether the new bulb is working.
– Re-install the bulb holder ⇒ page 277.

277
If and when
Position of the bulbs
Pos.
⇒ fig. 218Bulb function
AReverse lightP21W LL
Fitting the bulb holder
The bulb holder is easy to fit. – Check that the seal is seated correctly on the bulb holder.
– Position the bulb holder on the tail light and align it so that it is
securely seated.
– Press the bulb holder into the tail light until it engages.
– Fit the cover back in the interior trim so that it engages.
– Make sure that all bulbs for the tail lights are working. Side turn signals
Fig. 219 Side turn signal
– 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 glass bulb and replace with a new bulb.
– Insert the bulb holder in the turn signal guide until it clicks into
place.
– First place the turn signal in the opening in the bodywork, fixing
the tabs ⇒ fig. 219, arrow 1
.
– Insert the bulb as shown by the arrow 2
⇒ fig. 219.
Safety FirstOperating InstructionsPractical TipsTechnical Specifications

278If and when
Luggage compartment lights
Fig. 220 Luggage com-
partment light
Fig. 221 Luggage com-
partment light
– Remove the tulip-shaped fitting by pressing on its inside edge
using the flat side of a screwdriver. –
Remove the protective cover and remove the bulb from the
housing ⇒ fig. 221.

279
If and when
Registration light
Fig. 222 Number plate
light
Fig. 223 Number plate
light
– To remove the light cover, unscrew the bolts ⇒ fig. 222.–
Remove the bulb, moving it in the direction of the arrow and
outwards ⇒ fig. 223.
– Installation is done in the reverse order.
Safety FirstOperating InstructionsPractical TipsTechnical Specifications

280If and when
Sun visor light
Fig. 224 Removing sun
visor light
Fig. 225 Removing sun
visor light
– Remove the bulb carefully, using the flat part of a screwdriver
⇒ fig. 224. –
Use a screwdriver to remove the protective cover.
– Remove the bulb, moving it in the direction of the arrow and
outwards ⇒ fig. 225.
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.

Bonnet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220Closing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
Opening . . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Releasing . . . . . . . . . . . . . . . . . . . . . . . . . . 220
Brake light Failure control . . . . . . . . . . . . . . . . . . . . . . . . 80
Brake pads . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191 Brake assist system . . . . . . . . . . . . . . . . . . 186
Brake fluid . . . . . . . . . . . . . . . . . . . . . . . . . 230
Worn brake pads . . . . . . . . . . . . . . . . . . . . . 81
Brake servo . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Brake system Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188
Brake servo . . . . . . . . . . . . . . . . . . . . . . . . . 188
Malfunction . . . . . . . . . . . . . . . . . . . . . . . . . 77
Braking distance . . . . . . . . . . . . . . . . . . . . . . . 191
Bulb change general notes . . . . . . . . . . . . . . . . . . . . . . . 258
C
Car care Exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Catalytic converter . . . . . . . . . . . . . . . . . . . . . . 192
CCS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Central locking . . . . . . . . . . . . . . . . . . . . . . . . . . 99 Manual locking . . . . . . . . . . . . . . . . . . . . . . 102
Sunroof: opening and closing . . . . . . . . . . 112
Central locking system Anti-theft security system . . . . . . . . . . . . . 100
Locking . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Locking and unlocking the vehicle from in-
side . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Opening and closing the windows . . . . . . 110
Security central locking . . . . . . . . . . . . . . . 101
Switch on the driver door . . . . . . . . . . . . . . 101
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Unlocking . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Cetane number . . . . . . . . . . . . . . . . . . . . . . . . . 219
Changing tail light bulbs . . . . . . . . . . . . . . . . . 269
Changing the main headlight bulb Main headlight . . . . . . . . . . . . . . . . . . . . . . 262
Changing the main headlight bulbs Dipped beam headlight . . . . . . . . . . . . . . . 263
Changing the tail lights Luggage compartment lights . . . . . . . . . . 278
Changing windscreen wiper blades . . . . . . . . 229
Chassis number . . . . . . . . . . . . . . . . . . . . . . . . 287
Childproof lock Rear doors . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Child safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Child safety seat ISOFIX system . . . . . . . . . . . . . . . . . . . . . . . . 52
Child seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Categorisation in groups . . . . . . . . . . . . . . . 48
Group 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Group 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Group 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Groups 0 and 0+ . . . . . . . . . . . . . . . . . . . . . . 48
Safety notes . . . . . . . . . . . . . . . . . . . . . . . . . 46
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Child seats on the front passenger seat . . . . . . . . . . . . . 29 Cigarette lighter . . . . . . . . . . . . . . . . . . . . . . . . 148
Cleaning alloy wheel rims . . . . . . . . . . . . . . . . 211
Cleaning chrome . . . . . . . . . . . . . . . . . . . . . . . 210
Cleaning engine compartment . . . . . . . . . . . . 212
Cleaning steel wheel rims . . . . . . . . . . . . . . . . 210
Cleaning windows . . . . . . . . . . . . . . . . . . . . . . 209
Clock, setting . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Cloth seat covers cleaning . . . . . . . . . . . . . . . . 213
Coat hooks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Cockpit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Compartments . . . . . . . . . . . . . . . . . . . . . . . . . 152 In the door trim . . . . . . . . . . . . . . . . . . . . . . 153
In the front seats . . . . . . . . . . . . . . . . . . . . 154
Coolant Checking the level . . . . . . . . . . . . . . . . . . . 226
Coolant fluid Antifreeze . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Coolant fluid additive . . . . . . . . . . . . . . . . . 225
Topping up . . . . . . . . . . . . . . . . . . . . . . . . . 227
Cooling system Coolant temperature gauge . . . . . . . . . . . . . 60
Malfunction . . . . . . . . . . . . . . . . . . . . . . . . . 78
Correct adjustment of front seat head re- straints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Correct adjustment of rear seat head restraints In-use and non-use positions . . . . . . . . . . . 14
Correct sitting position Front passenger . . . . . . . . . . . . . . . . . . . . . . 12
Incorrect sitting position . . . . . . . . . . . . . . . 14
302 Index