Replacing bulbs for front lamps
Before you start to replace a bulb for a
front lamp, do the following first:
X Turn the exterior lamp switch to position
$ (Y page 64).
X Switch off the ignition.
X Open the service flap (Y page 120). Left headlamp, (right headlamp in reverse)
Parking and side marker lamp bulb
X
Removing:
Driver’s
side: Turn bulb socket ? toward
the outside.
Passenger side: Turn bulb socket ?
toward the outside.
X Pull bulb socket ? out of the headlamp
housing.
X Pull the bulb out of bulb socket ?.
X Installing:
Insert the new bulb into bulb
socket ?.
X Insert bulb socket ? into the headlamp
housing.
X Driver side: Turn bulb socket ? toward
the inside.
Passenger side: Turn bulb socket ?
toward the inside.
Low‑beam headlamp bulb X
Removing: Take off low‑beam headlamp
cover =.
X Detach the electrical connector. X
Bend the retainer spring end down and
forward until it unclips. Fold the
retainer spring back.
X Pull the bulb out of the headlamp
housing.
X Installing: Insert the new bulb into the
headlamp housing.
X Fold the retainer spring forward.
X Bend the retainer spring end forward
then up and back to clip in.
X Attach the electrical connector.
X Reinstall low‑beam headlamp cover =.
High‑beam headlamp bulb X
Removing: Take off high‑beam headlamp
cover ;.
X Detach the electrical connector.
X Tilt the bulb socket down and pull it out.
X Pull the bulb out of the bulb socket.
X Installing: Insert the new bulb into the
bulb socket.
X Fit the bulb so that the retaining lug of
the base plate is pointing up.
X Press the bulb into the bulb socket until
it is fully engaged.
X Attach the electrical connector.
X Reinstall high‑beam headlamp cover ;.
Front turn signal lamp bulb X
Removing: Turn bulb socket :
counterclockwise
by a quarter of turn and
pull it out of the headlamp housing.
X Press gently onto the bulb and turn it
counterclockwise.
X Pull the bulb out of bulb socket :.
X Installing:
Insert the new bulb into bulb
socket :.
X Press gently onto the bulb and turn it
clockwise.
X Insert bulb socket : into the headlamp
housing. Replacing bulbs
181
>> Practical hints. Z
The arrow on bulb socket : must be in
line with the line on the headlamp
housing.
X Turn bulb socket : clockwise by a
quarter of turn.
Side turn signal lamp bulb X
Removing: Open the door on the
corresponding side. X
Press on retaining lug : in the
direction of the arrow until the side turn
signal lamp housing disengages.
X Close the door.
X Use a suitable tool to loosen the side turn
signal lamp housing from the fender.
X Turn the bulb socket counterclockwise
and pull it out of the side turn signal
lamp housing.
X Pull the bulb out of the bulb socket.
X Installing: Insert the new bulb into the
bulb socket.
X Insert the bulb socket into the side turn
signal lamp housing and turn the bulb
socket clockwise.
X Fit the side turn signal lamp housing
onto the fender.
X Press gently onto the side turn signal
lamp housing.
The side turn signal lamp housing must
audibly engage. Replacing bulbs for rear lamps
Before
you start to replace a bulb for a rear
lamp, do the following first:
X Turn exterior lamp switch to position
$ (Y page 64).
X Switch off the ignition.
Tail lamp unit X
Removing:
Coupé: Open the upper tailgate.
X Open the lower tailgate.
X Cabriolet: Open the rear soft top
(Y page 74).
X Remove the side cover in the cargo
compartment on the corresponding side.
X Fold the damping material forward, if
necessary. Left bulb carrier illustrated as example
:
Retaining tab
; Electrical connector
X Press retaining tab : in the center of
the bulb carrier upwards.
X Pull the bulb carrier out of the tail lamp
housing.182
Replacing bulbs
>> Practical hints.
Left bulb carrier with bulb sockets (right bulb
carrier in reverse)
:
Retaining tab
= Brake, tail, turn signal and side marker
lamp bulb
? Backup lamp bulb
X Depending on which bulb needs to be
replaced, press gently onto bulb =
or ? and turn it counterclockwise.
X Pull the bulb out of the bulb socket.
X Installing: Insert the new bulb into the
bulb socket.
X Press gently onto the bulb and turn it
clockwise until it engages.
X Insert the bulb carrier into the tail lamp
housing.
X Press gently onto the bulb carrier.
Let retaining tab : engage.
X Fold the damping material backward, if
necessary.
X Reinstall the side cover in the cargo
compartment. High-mounted brake lamp X
Removing: Unscrew retaining screws :.
X Remove high-mounted brake lamp ?.
X Detach electrical connector ;
from bulb
socket =.
X Turn the bulb counterclockwise and pull
it out of its socket.
X Installing: Install in the reverse order.
License plate lamps G
WARNING
High outside temperature, stop-and-go
traffic, driving on long uphill grades, or
driving
at high engine speed may increase
the temperature in the engine
compartment. Therefore the area around the
air slots in the rear apron may be hot. Let
the engine cool off before touching this
area to prevent burns. Replacing bulbs
183
>> Practical hints. Z
key is in the starter switch. Otherwise
the alternator and other electronic
components could be severely damaged.
Have the battery checked regularly at an
authorized smart center.
Refer to Maintenance Booklet for
maintenance intervals or contact an
authorized smart center for further
information.
! Never invert the terminal connections! Disconnecting, removing, charging,
reinstalling and reconnecting the
battery
Disconnecting the battery i
If the battery is disconnected or
discharged
R the key will not turn in the starter
switch
R the automatic transmission will
remain in park position P
For more information see “Jump
starting” ( Y page 199).
X Engage the parking brake.
X Move the gear selector lever to park
position P.
X Turn off all electrical accessories.
X Turn off the engine.
X Open the passenger door.
X Move the passenger seat to the rear as far
as possible.
X Unscrew the carpet holder in the
passenger footwell (Y page 158).
X Lift the carpet. X
Unscrew fastening screw ;
counterclockwise.
X Pull footrest : sideways out of the
vehicle.
X Read and observe safety instructions and
precautions (Y page 196). !
Always disconnect the battery in the
order described below. Otherwise the
vehicle’s electronics can be damaged.
X Disconnect the battery negative lead
from negative terminal =.
Make sure the negative lead does not
come
into contact with the positive lead.
X Remove cover ? from the positive
terminal.
X Disconnect the battery positive lead.
Removing the battery X
Unscrew battery mount A.
X Remove the battery support and bracket.
X Pull out the ventilation hose from the
battery (depending on battery198
Battery
>> Practical hints.
arrangement in your vehicle model, the
ventilation
hose is located either on the
left or right side of the battery).
X Remove the battery.
Charging the battery G
WARNING
Avoid creating sparks when charging the
battery as escaping gases are flammable.
Keep
open flames away from the battery and
do not smoke.
Do not touch the battery terminal with metal
objects and do not remove the battery
charger’s terminal clamps until the battery
charger has been switched off and no
further gas is being discharged by the
batteries.
Only charge the battery in a well ventilated
area.
There is a risk of acid burns during the
charging procedure due to the gases which
escape from the battery. Do not lean over
the battery when it is being charged. G
WARNING
Never charge a battery while still installed
in the vehicle. Gases may escape during
charging and cause explosions that may
result in paint damage, corrosion or
personal injury.
X Charge battery in accordance with the
instructions of the battery charger
manufacturer.
! Only use chargers of a correct and
suitable voltage.
! Never attempt to recharge a frozen
battery. Have the battery checked at a
smart center. The battery housing could
be damaged. Reinstalling the battery X
Reinstall the charged battery. Follow the
previously described steps in reverse
order.
! The battery, its filler caps and the
ventilation
hose must always be securely
installed when the vehicle is in
operation.
Reconnecting the battery !
Always
connect the battery in the order
described below. Otherwise the
vehicle’s electronics can be damaged.
X Turn off all electrical accessories.
X Remove the key from the starter switch.
! Never invert the terminal connections!
X Connect the battery positive lead and
fasten cover ? (Y page 198).
X Connect battery negative lead =
(Y page 198).
i After battery power (e.g. due to
reconnection) was interrupted, you will
have to set the clock (Y page 88).
i Have the battery’s charge status and
acid
level checked at the start of the cold
season at a smart center. Jump starting
Notes
G
WARNING
Failure to follow these directions will
cause
damage to the electronic components,
and can lead to a battery explosion and
severe injury or death.
Never lean over batteries while connecting
or jump starting, you might get injured.
Battery fluid contains sulfuric acid. Do not
allow this fluid to come in contact with
eyes, skin or clothing. In case it does, Jump starting
199
>> Practical hints.
Z
Rear covers
X
Remove respective cover : or ; using
a suitable object to reveal the threaded
hole for the towing eye bolt.
X Screw towing eye bolt in clockwise to its
stop and tighten with a suitable object. G
WARNING
For safety reasons, recovery or lashing
down of the vehicle by means of the towing
eye is not allowed. Failure to observe this
could
result in the towing eye being ripped
out of its mounting and people being
injured.
Towing the vehicle X
Engage the parking brake.
X Connect the strap or tow bar to the towing
eye.
X Switch on the ignition.
X Depress the brake pedal and keep it
pressed.
X Move the gear selector lever to neutral
position N.
X Release the brake pedal.
i With the gear selector lever in neutral
position N,
the key cannot be turned fully
to starter switch position 0. Therefore
turn the key in the starter switch as far
left as it will go when switching off the
ignition.
X Switch off the ignition.
X Leave the key in the starter switch. X
Switch on the hazard warning flasher.
X Release the parking brake. Flat towing
Flat towing is when all wheels of the
vehicle are on the ground during the tow.
For vehicles that will be flat towed over
long distances observe the following
recommendations:
X Preparing the vehicle: Contact an
authorized
smart center for information
on recommended tow bar equipment and
installing a matching on/off switch on
the battery terminal.
X Before towing:
Make sure the ignition is
switched on.
X Engage the parking brake.
X Depress the brake pedal and keep it
pressed.
X Move the gear selector lever to neutral
position N.
X Release the brake pedal.
i With the gear selector lever in neutral
position N,
the key cannot be turned fully
to starter switch position 0. Therefore
turn the key in the starter switch as far
left as it will go when switching off the
ignition.
X Switch off the ignition.
X Leave the key in the starter switch.
X Wait approximately 30 seconds until the
multifunction display in the instrument
cluster is completely blank.
X Turn the battery off using the previously
installed battery switch.
X Release the parking brake.
X During towing: Make sure the gear
selector lever remains in neutral
position N with the ignition switched
off.
X After towing: Engage the parking brake.204
Towing
>> Practical hints.