Page 177 of 218

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
0004 (Ypage 62).
X Switch off the ignition.
X Open the service flap (Y page 117).Left headlamp, (right headlamp in reverse)
Parking and side marker lamp bulb X
Removing:
Driver’s side: Turn bulb socket 002Atoward
the outside.
Passenger side: Turn bulb socket 002A
toward the outside.
X Pull bulb socket 002Aout of the headlamp
housing.
X Pull the bulb out of bulb socket 002A.
X Installing: Insert the new bulb into bulb
socket 002A.
X Insert bulb socket 002Ainto the headlamp
housing.
X Driver side: Turn bulb socket 002Atoward
the inside.
Passenger side: Turn bulb socket 002A
toward the inside.
Low‑beam headlamp bulb X
Removing: Take off low‑beam headlamp
cover 002B.
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 002B.
High‑beam headlamp bulb X
Removing: Take off high‑beam headlamp
cover 0003.
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 0003.
Front turn signal lamp bulb X
Removing: Turn bulb socket 0002
counterclockwise by aquarter 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 0002.
X Installing: Insert the new bulb into bulb
socket 0002.
X Press gently onto the bulb and turn it
clockwise.
X Insert bulb socket 0002into the headlamp
housing. Replacing bulbs
175>> Practical hints. Z
Page 178 of 218

The arrow on bulb socket
0002must be in
line with the line on the headlamp
housing.
X Turn bulb socket 0002clockwise by a
quarter of turn.
Side turn signal lamp bulb X
Removing: Open the door on the
corresponding side. X
Press on retaining lug 0002in 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
0004 (Ypage 62).
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 70).
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
0002
Retaining tab
0003 Electrical connector
X Press retaining tab 0002in the center of
the bulb carrier upwards.
X Pull the bulb carrier out of the tail lamp
housing. 176
Replacing bulbs>> Practical hints.
Page 199 of 218

G
WARNING
If circumstances require towing the
vehicle with all wheels on the ground,
always tow with a tow bar if:
R the drive system will not run
R there is a malfunction in the brake
system
R there is a malfunction in the power
supply or in the vehicle’s electrical
system
At ow bar is necessary to adequately control
the towed vehicle.
Prior to towing the vehicle with all wheels
on the ground, make sure the gear selector
lever is in neutral position Nand the
ignition is switched on. G
WARNING
With the drive system inactive, there is no
power assistance for the brake and steering
systems. In this case, it is important to
keep in mind that a considerably higher
degree of effort is necessary to brake and
steer the vehicle. Adapt your driving
accordingly.
! The vehicle may be towed only for
distances up to 30 miles (50 km) and at a
speed not to exceed 30 mph (50 km/h).
Otherwise, the electric drive or the
high-voltage system could be damaged.
! Do not tow other vehicles.
Otherwise, the drive system or
components of the high-voltage system
could be damaged.
! Do not tow the vehicle with the front
axle raised. Doing so may cause serious
damage to the brake system which is not
covered by the smart Limited Warranty.
! Before towing the vehicle observe the
following instructions:
R Do not tow with sling-type equipment
attached to suspension parts. This may cause damage to the supports if towing
on a bumpy road.
R Towing the vehicle should only be done
using the properly installed towing
eye bolt. Never attach a tow cable, tow
rope, or tow rod to the vehicle chassis,
frame, or suspension parts.
! Make sure the gear selector lever is in
neutral position Nwhile towing the
vehicle. Doing otherwise may result in
significant drive train damage.
! Towing the vehicle with a luggage
rack* mounted is not permissible. The
vehicle must not be towed by the luggage
rack*.
i If the 12-volt battery is disconnected
or discharged, the gear selector lever
will remain locked in park position P.
Contact an authorized electric drive
smart center for assistance or call
Roadside Assistance.
Towing eye bolt The towing eye bolt is located in the
passenger footwell under the carpet.
X
Unscrew the carpet holder in the
passenger footwell (Y page 154).
X Lift the carpet. X
Take out towing eye bolt 0002. Towing
197>> Practical hints.
* optional Z
Page 200 of 218

Installing towing eye bolt
The towing eye bolt can be screwed into
threaded holes which are located behind
covers on the front and rear bumper.
Front cover
Rear covers
X
Remove respective cover 0002or0003 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.
X Switch on the hazard warning flasher.
X Release the parking brake.
Wait for at least 2 minutes after the vehicle
has been towed until start working on the
vehicle. Fuses
The electrical fuses in your vehicle serve
to switch off malfunctioning power
circuits.
If a fuse is blown, the components and
systems secured by that fuse will stop
operating. G
WARNING
Only use fuses approved by smart with the
specified amperage for the system in
question and do not attempt to repair or
bridge a blown fuse this may cause an
overload leading to a fire, and/or cause
damage to electrical components and/or
systems. Contact an authorized electric
drive smart center if you encounter any
electrical problems.
! A blown fuse must be replaced by an
appropriate spare fuse (recognizable by
its color or the fuse rating given on the
fuse) of the amperage recommended in
the fuse chart. Any smart center will be
glad to advise you on this subject. 198
Fuses>> Practical hints.
Page 205 of 218
No. Accessory/Component Amperage Color
0027
Radiator cooling fan 40 A Orange
0017
Horn, central locking system 20 A Yellow
0016
— — —
0015
Starter switch (ignition) 50 A Red
0014
ESP
®
control unit 40 A Orange
001F
EPS control unit 30 A Green
002C
Exterior rear view mirror heating 7.5 A Brown
002D
Brake lamps 7.5 A Brown
002E
— — —
002F
On-board diagnostics socket, tire pressure
monitor control unit 7.5 A Brown
0030
Coolant pump, electri
cdrive components, HV
PTC, HV interior PTC heater passenger
compartment, windshield unit car2go 10 A Red
0031
Audio, subwoofer, sound system, soft top
(cabriolet only) 15 A Blue
001C
Interior lighting 5 A Light brown
0013
Surround sound system 20 A Yellow
0011
Seat heating control unit 25 A Neutral Fuses
203>> Practical hints. Z